20 DRAM 2,400+

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Part RoHS Manufacturer Memory IC Type Temperature Grade No. of Terminals Package Code Refresh Cycles Package Shape Package Body Material Access Mode Surface Mount No. of Functions Technology Screening Level Nominal Negative Supply Voltage Terminal Form Parallel or Serial Operating Mode Maximum Supply Current No. of Words Sequential Burst Length Self Refresh Input/Output Type Nominal Supply Voltage / Vsup (V) Mixed Memory Type Power Supplies (V) Memory Width Package Style (Meter) Package Equivalence Code Alternate Memory Width Sub-Category Terminal Pitch Maximum Operating Temperature Reverse Pinout Output Characteristics Organization No. of Words Code Minimum Standby Voltage Minimum Operating Temperature Terminal Finish Terminal Position No. of Ports JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Maximum Clock Frequency (fCLK) Width Qualification Memory Density Minimum Supply Voltage (Vsup) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Maximum Standby Current Interleaved Burst Length Length Maximum Access Time

TMS46400P-10DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

YES

3.3

4

SMALL OUTLINE

1.27 mm

70 Cel

1MX4

1M

0 Cel

DUAL

1

R-PDSO-J20

3.6 V

3.76 mm

7.57 mm

Not Qualified

4194304 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

17.145 mm

100 ns

5962-9084701MTA

Texas Instruments

FAST PAGE DRAM

MILITARY

20

QCCN

1024

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

MIL-STD-883

NO LEAD

ASYNCHRONOUS

70 mA

1048576 words

NO

COMMON

5

5

4

CHIP CARRIER

SOLCC20/26,.35

DRAMs

1.27 mm

125 Cel

3-STATE

1MX4

1M

-55 Cel

QUAD

1

R-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.004 Amp

17.145 mm

120 ns

TMS44409-60DJ

Texas Instruments

EDO DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

MOS

J BEND

ASYNCHRONOUS

105 mA

1048576 words

NO

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

17.145 mm

60 ns

TMS44100-60DM

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

95 mA

4194304 words

NO

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.4

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

8.89 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

17.145 mm

60 ns

SMJ4C1024-10HJM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SOJ

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

38535Q/M;38534H;883B

J BEND

SYNCHRONOUS

70 mA

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

125 Cel

3-STATE

1MX1

1M

-55 Cel

DUAL

1

R-CDSO-J20

5.5 V

3.48 mm

8.382 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

17.145 mm

100 ns

SMJ44C256-10HLMT

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

MOS

MIL-PRF-38535

NO LEAD

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

125 Cel

256KX4

256K

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

17.145 mm

100 ns

TMS44409P-60DGA

Texas Instruments

EDO DRAM

COMMERCIAL

20

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

MOS

GULL WING

ASYNCHRONOUS

105 mA

1048576 words

YES

COMMON

5

5

4

SMALL OUTLINE, THIN PROFILE

TSSOP20/26,.36

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

0 Cel

DUAL

1

R-PDSO-G20

5.5 V

1.2 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH

NOT SPECIFIED

NOT SPECIFIED

.0005 Amp

17.14 mm

60 ns

TMS44C256-60DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

95 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.57 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

17.145 mm

60 ns

TMS44C256-80DN

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

75 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

1.83 mm

7.47 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

16.51 mm

80 ns

TMS46100P-80SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

4194304 words

YES

3.3

1

IN-LINE

1.27 mm

70 Cel

4MX1

4M

0 Cel

ZIG-ZAG

1

R-PZIP-T20

3.6 V

10.16 mm

2.8 mm

Not Qualified

4194304 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

80 ns

TMX44C257-15DJ

Texas Instruments

STATIC COLUMN DRAM

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

STATIC COLUMN

YES

1

CMOS

J BEND

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

3-STATE

256KX4

256K

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.57 mm

Not Qualified

1048576 bit

4.5 V

17.145 mm

150 ns

5962-9084703MTX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

4

SMALL OUTLINE

1.27 mm

125 Cel

1MX4

1M

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

1.93 mm

8.89 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.145 mm

80 ns

5962-9062202MYA

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

NO LEAD

ASYNCHRONOUS

4194304 words

5

1

SMALL OUTLINE

1.27 mm

125 Cel

4MX1

4M

-55 Cel

TIN LEAD

DUAL

1

R-CDSO-N20

5.5 V

1.93 mm

8.89 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

17.145 mm

100 ns

TMS44409P-80DJ

Texas Instruments

EDO DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

MOS

J BEND

ASYNCHRONOUS

80 mA

1048576 words

YES

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH

NOT SPECIFIED

NOT SPECIFIED

.0005 Amp

17.145 mm

80 ns

5962-9061701MRX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

NO

1

CMOS

MIL-STD-883

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

2.54 mm

125 Cel

256KX4

256K

-55 Cel

TIN LEAD

DUAL

1

R-CDIP-T20

5.5 V

3.93 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

25.4 mm

150 ns

5962-9061702MRA

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DIP

512

RECTANGULAR

CERAMIC, GLASS-SEALED

FAST PAGE

NO

1

CMOS

MIL-STD-883

THROUGH-HOLE

ASYNCHRONOUS

60 mA

262144 words

COMMON

5

5

4

IN-LINE

DIP20,.3

DRAMs

2.54 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-GDIP-T20

5.5 V

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.004 Amp

120 ns

SMJ44C256-15FQM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

MIL-PRF-38535

NO LEAD

SYNCHRONOUS

55 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOLCC20/26,.35

DRAMs

1.27 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

2.34 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

17.145 mm

150 ns

TMS44100P-60DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

105 mA

4194304 words

YES

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/BATTERY BACKUP/SELF REFRESH

NOT SPECIFIED

NOT SPECIFIED

.0005 Amp

17.145 mm

60 ns

TMS44C256-15N

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

55 mA

262144 words

COMMON

5

5

4

IN-LINE

DIP20,.3

DRAMs

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

R-PDIP-T20

Not Qualified

1048576 bit

.003 Amp

150 ns

SMJ4C1024-10HK

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DFP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

FLAT

ASYNCHRONOUS

1048576 words

5

1

FLATPACK

1.27 mm

125 Cel

3-STATE

1MX1

1M

-55 Cel

DUAL

1

R-CDFP-F20

5.5 V

2.41 mm

9.655 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.015 mm

100 ns

TMS46400DGA-60

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

1048576 words

3.3

4

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

1MX4

1M

0 Cel

DUAL

1

R-PDSO-G20

3.6 V

1.2 mm

7.62 mm

Not Qualified

4194304 bit

3 V

CAS BEFORE RAS

17.14 mm

60 ns

TMS46100-80SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

4194304 words

3.3

1

IN-LINE

1.27 mm

70 Cel

4MX1

4M

0 Cel

ZIG-ZAG

1

R-PZIP-T20

3.6 V

10.16 mm

2.8 mm

Not Qualified

4194304 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

80 ns

TMS44C256-70N

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

80 mA

262144 words

COMMON

5

5

4

IN-LINE

DIP20,.3

DRAMs

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

R-PDIP-T20

Not Qualified

1048576 bit

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

70 ns

TMS4C1025-80DN

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

75 mA

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

1.83 mm

7.47 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

16.51 mm

80 ns

TMS46100P-70SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

4194304 words

YES

3.3

1

IN-LINE

1.27 mm

70 Cel

4MX1

4M

0 Cel

ZIG-ZAG

1

R-PZIP-T20

3.6 V

10.16 mm

2.8 mm

Not Qualified

4194304 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

70 ns

5962-9061701MXX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SOJ

RECTANGULAR

UNSPECIFIED

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

125 Cel

256KX4

256K

-55 Cel

TIN LEAD

DUAL

1

R-XDSO-J20

5.5 V

2.54 mm

8.385 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

17.145 mm

150 ns

TMS44100-10SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

65 mA

4194304 words

NO

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

ZIG-ZAG

1

R-PZIP-T20

5.5 V

10.16 mm

2.8 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

100 ns

TMS46400PDJ-60

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

YES

3.3

4

SMALL OUTLINE

1.27 mm

70 Cel

1MX4

1M

0 Cel

DUAL

1

R-PDSO-J20

3.6 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

3 V

CAS BEFORE RAS/SELF REFRESH

17.145 mm

60 ns

SMJ44C256-12HLMT

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

MOS

MIL-PRF-38535

NO LEAD

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

125 Cel

256KX4

256K

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

17.145 mm

120 ns

TMS4C1025-12SD

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

55 mA

1048576 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

ZIG-ZAG

1

R-PZIP-T20

5.5 V

10.16 mm

2.8 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

120 ns

SMJ4161-15JDS

Texas Instruments

VIDEO DRAM

OTHER

20

DIP

256

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

PAGE

NO

1

NMOS

38535Q/M;38534H;883B

THROUGH-HOLE

ASYNCHRONOUS

100 mA

65536 words

5

1

IN-LINE

DIP20,.3

Other Memory ICs

2.54 mm

100 Cel

3-STATE

64KX1

64K

-55 Cel

DUAL

2

R-CDIP-T20

5.25 V

4.45 mm

7.62 mm

Not Qualified

65536 bit

4.75 V

RAS ONLY REFRESH; 256 X 1 SAM PORT

NOT SPECIFIED

NOT SPECIFIED

.025 Amp

150 ns

SMJ44C256-12HLM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

MIL-PRF-38535

NO LEAD

SYNCHRONOUS

60 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOLCC20/26,.35

DRAMs

1.27 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

17.145 mm

120 ns

SMJ44400-10HJM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SOJ

1024

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

38535Q/M;38534H;883B

J BEND

ASYNCHRONOUS

75 mA

1048576 words

NO

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

125 Cel

3-STATE

1MX4

1M

-55 Cel

DUAL

1

R-CDSO-J20

5.5 V

3.56 mm

8.382 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.004 Amp

17.145 mm

100 ns

TMS44C256-12SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

55 mA

262144 words

COMMON

5

5

4

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

ZIG-ZAG

1

R-PZIP-T20

5.5 V

10.16 mm

2.8 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

120 ns

TMS4161-15NE

Texas Instruments

VIDEO DRAM

INDUSTRIAL

20

DIP

256

RECTANGULAR

PLASTIC/EPOXY

PAGE

NO

1

NMOS

THROUGH-HOLE

ASYNCHRONOUS

65536 words

5

1

IN-LINE

2.54 mm

85 Cel

3-STATE

64KX1

64K

-40 Cel

DUAL

2

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

65536 bit

4.5 V

RAS ONLY REFRESH; 256 X 1 SAM PORT

24.325 mm

150 ns

TMS44C256-12DN

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

55 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

1.83 mm

7.47 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

16.51 mm

120 ns

TMS46100P-10DGA

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

4194304 words

YES

3.3

1

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

4MX1

4M

0 Cel

DUAL

1

R-PDSO-G20

3.6 V

1.2 mm

7.62 mm

Not Qualified

4194304 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

17.14 mm

100 ns

TMX4C1027-10DJ

Texas Instruments

STATIC COLUMN DRAM

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

STATIC COLUMN

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

3-STATE

1MX1

1M

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.57 mm

Not Qualified

1048576 bit

4.5 V

17.145 mm

100 ns

TMS44C256-10NL

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

DIP

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

1

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

24.325 mm

100 ns

TMS44400PDJ-60

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

YES

5

4

SMALL OUTLINE

1.27 mm

70 Cel

1MX4

1M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

CAS BEFORE RAS/SELF REFRESH

17.145 mm

60 ns

TMS44C256-10DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

65 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.57 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

17.145 mm

100 ns

SMJ44C256-15JDM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DIP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

NO

1

CMOS

MIL-PRF-38535

THROUGH-HOLE

SYNCHRONOUS

55 mA

262144 words

COMMON

5

5

4

IN-LINE

DIP20,.3

DRAMs

2.54 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-CDIP-T20

5.5 V

4.45 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

150 ns

5962-9084703MNX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

ZIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

1048576 words

5

4

IN-LINE

1.27 mm

125 Cel

1MX4

1M

-55 Cel

ZIG-ZAG

1

R-CZIP-T20

5.5 V

11.43 mm

2.845 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

26.67 mm

80 ns

TMX4C1029-12DJ

Texas Instruments

NIBBLE MODE DRAM

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

3-STATE

1MX1

1M

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.57 mm

Not Qualified

1048576 bit

4.5 V

17.145 mm

120 ns

SMJ44400-80JDBM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DIP

1024

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

NO

1

CMOS

38535Q/M;38534H;883B

THROUGH-HOLE

SYNCHRONOUS

85 mA

1048576 words

NO

COMMON

5

5

4

IN-LINE

DIP20,.3

DRAMs

2.54 mm

125 Cel

3-STATE

1MX4

1M

-55 Cel

DUAL

1

R-CDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.004 Amp

25.4 mm

80 ns

TMS44100-10DM

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

75 mA

4194304 words

NO

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.4

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

8.89 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

17.145 mm

100 ns

TMX4C1024-12DJ

Texas Instruments

FAST PAGE DRAM

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

3-STATE

1MX1

1M

DUAL

1

R-PDSO-J20

5.5 V

3.76 mm

7.57 mm

Not Qualified

1048576 bit

4.5 V

17.145 mm

120 ns

5962-9061705MYA

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

UNSPECIFIED

FAST PAGE

YES

1

CMOS

MIL-STD-883

NO LEAD

ASYNCHRONOUS

90 mA

262144 words

COMMON

5

5

4

SMALL OUTLINE

SOLCC20/26,.35

DRAMs

1.27 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-XDSO-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.004 Amp

17.145 mm

70 ns

DRAM

DRAM, or Dynamic Random Access Memory, is a type of volatile computer memory that stores data in a digital format. It is commonly used in personal computers, laptops, mobile devices, and other digital devices.

DRAM stores digital data as a charge on a capacitor. Each capacitor in DRAM represents one bit of data, and the state of the capacitor is refreshed periodically to maintain its charge. The refreshing process is necessary because the charge on the capacitor leaks over time, leading to data loss. The refreshing process is managed by a control circuitry that is integrated into the DRAM module.

DRAM is an important component of modern computer systems because it provides fast access to data for the processor. DRAM access times are measured in nanoseconds, which is much faster than access times for secondary storage devices like hard drives or solid-state drives. DRAM is also cheaper and more energy-efficient than other types of computer memory.

There are different types of DRAM, including SDRAM (Synchronous DRAM), DDR SDRAM (Double Data Rate Synchronous DRAM), and GDDR SDRAM (Graphics Double Data Rate Synchronous DRAM). These different types of DRAM have different characteristics, such as speed, capacity, and power consumption, and are used in different types of computer systems.

One of the disadvantages of DRAM is that it is volatile, which means that it loses data when the power is turned off. To prevent data loss, DRAM is typically used in conjunction with non-volatile storage devices like hard drives or solid-state drives, which can store data even when the power is turned off.