20 DRAM 2,400+

Reset All
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

SMJ44400-80HLMT

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

MOS

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

2.03 mm

8.89 mm

Not Qualified

4194304 bit

4.5 V

CAS BEFORE RAS/HIDDEN REFRESH

17.145 mm

80 ns

5962-9061705MXX

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

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

17.145 mm

70 ns

SMJ44C256-15FQMT

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

2.34 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

17.145 mm

150 ns

5962-9061705MRX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

125 Cel

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

70 ns

SMJ44400-80HJM

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

85 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

80 ns

TMS44410-10SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

65 mA

1048576 words

NO

COMMON

5

5

4

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

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

5962-9084702MTA

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

80 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

100 ns

TMS44C256-10DJR

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

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

R-PDSO-J20

Not Qualified

1048576 bit

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

100 ns

SMJ44C256-15HKM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DFP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE WITH EDO

YES

1

CMOS

MIL-PRF-38535

FLAT

SYNCHRONOUS

55 mA

262144 words

COMMON

5

5

4

FLATPACK

FL20,.4

DRAMs

1.27 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-CDFP-F20

5.5 V

2.41 mm

9.655 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

17.015 mm

150 ns

TMS4C1025-15DJL

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

70 Cel

3-STATE

1MX1

1M

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

17.145 mm

150 ns

TMS44400PDJ-70

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

70 ns

SMJ4C1024-12SV

Texas Instruments

FAST PAGE DRAM

MILITARY

20

ZIP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

1048576 words

5

1

IN-LINE

2.54 mm

125 Cel

3-STATE

1MX1

1M

-55 Cel

ZIG-ZAG

1

R-CZIP-T20

5.5 V

10.92 mm

2.92 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

26.67 mm

120 ns

TMS46400P-80DGB

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2-R

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

1048576 words

YES

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

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

17.14 mm

80 ns

TMS44101-80DM

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

75 mA

4194304 words

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

80 ns

SMJ44C256-10HMM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

CERAMIC

YES

CMOS

38535Q/M;38534H;883B

NO LEAD

65 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

R-XDSO-N20

Not Qualified

1048576 bit

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

100 ns

TMS44400PDJ-80

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

80 ns

5962-9062203MYX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

UNSPECIFIED

FAST PAGE

YES

1

CMOS

MIL-STD-883

NO LEAD

ASYNCHRONOUS

4194304 words

5

1

SMALL OUTLINE

1.27 mm

125 Cel

4MX1

4M

-55 Cel

DUAL

1

R-XDSO-N20

5.5 V

4.26 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.775 mm

80 ns

SMJ44C256-15HJL

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

DUAL

1

R-CDSO-J20

5.5 V

3.48 mm

8.382 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.145 mm

150 ns

5962-9062203MXA

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DFP

RECTANGULAR

UNSPECIFIED

FAST PAGE

YES

1

CMOS

MIL-STD-883

FLAT

ASYNCHRONOUS

4194304 words

5

1

FLATPACK

1.27 mm

125 Cel

4MX1

4M

-55 Cel

DUAL

1

R-XDFP-F20

5.5 V

2.54 mm

12.45 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.78 mm

80 ns

TMS4C1024-60DN

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

95 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

R-PDSO-J20

Not Qualified

1048576 bit

.002 Amp

60 ns

SMJ4C1024-15HKM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DFP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE WITH EDO

YES

1

CMOS

38535Q/M;38534H;883B

FLAT

SYNCHRONOUS

55 mA

1048576 words

SEPARATE

5

5

1

FLATPACK

FL20,.4

DRAMs

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

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

17.015 mm

150 ns

TMS46100-80DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

50 mA

4194304 words

NO

SEPARATE

3.3

3.3

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

DUAL

1

R-PDSO-J20

3.6 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.0003 Amp

17.145 mm

80 ns

5962-9084701MTX

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

120 ns

TMS4C1024-80DN

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

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

TMX4C1027-15DJ

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

150 ns

TMS44C256-60SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

95 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

R-PZIP-T20

Not Qualified

1048576 bit

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

60 ns

TMS46100P-70DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

60 mA

4194304 words

YES

SEPARATE

3.3

3.3

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

DUAL

1

R-PDSO-J20

3.6 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

3 V

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

NOT SPECIFIED

NOT SPECIFIED

.0002 Amp

17.145 mm

70 ns

TMS46400P-70SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

1048576 words

YES

3.3

4

IN-LINE

1.27 mm

70 Cel

1MX4

1M

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

SMJ4C1024-80HLMT

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

MOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

125 Cel

1MX1

1M

-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

80 ns

TMS46400P-10DGA

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

1048576 words

YES

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

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

17.14 mm

100 ns

TMS46400-80DGB

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2-R

1024

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

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

17.14 mm

80 ns

TMX44C259-10N

Texas Instruments

NIBBLE MODE DRAM

20

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

2.54 mm

3-STATE

256KX4

256K

DUAL

1

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

24.325 mm

100 ns

5962-9061703MUX

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DFP

RECTANGULAR

UNSPECIFIED

FAST PAGE

YES

1

CMOS

MIL-STD-883

FLAT

ASYNCHRONOUS

262144 words

5

4

FLATPACK

1.27 mm

125 Cel

256KX4

256K

-55 Cel

DUAL

1

R-XDFP-F20

5.5 V

2.41 mm

9.652 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.02 mm

100 ns

SMJ44400-12HJM

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

65 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

120 ns

TMS4161-15NL

Texas Instruments

VIDEO DRAM

COMMERCIAL

20

DIP

256

RECTANGULAR

PLASTIC/EPOXY

PAGE

NO

1

NMOS

THROUGH-HOLE

ASYNCHRONOUS

95 mA

65536 words

5

1

IN-LINE

DIP20,.3

Other Memory ICs

2.54 mm

70 Cel

3-STATE

64KX1

64K

0 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

NOT SPECIFIED

NOT SPECIFIED

.02 Amp

24.325 mm

150 ns

TMS44100-80SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

75 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

80 ns

SMJ4C1024-10HL

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

125 Cel

3-STATE

1MX1

1M

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.145 mm

100 ns

SMJ44C256-80HLMT

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

80 ns

TMS44C256J-10

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

DIP

512

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

60 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-XDIP-T20

Not Qualified

1048576 bit

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

100 ns

TMS44100-80DGB

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2-R

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

4194304 words

5

1

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

4MX1

4M

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

17.14 mm

80 ns

SMJ4C1024-80HJ

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SOJ

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

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

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.145 mm

80 ns

SMJ4C1024-15HLM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

38535Q/M;38534H;883B

NO LEAD

SYNCHRONOUS

55 mA

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

SOLCC20/26,.35

DRAMs

1.27 mm

125 Cel

3-STATE

1MX1

1M

-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

150 ns

SMJ44C256-12HKM

Texas Instruments

FAST PAGE DRAM

MILITARY

20

DFP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE WITH EDO

YES

1

CMOS

MIL-PRF-38535

FLAT

SYNCHRONOUS

60 mA

262144 words

COMMON

5

5

4

FLATPACK

FL20,.4

DRAMs

1.27 mm

125 Cel

3-STATE

256KX4

256K

-55 Cel

DUAL

1

R-CDFP-F20

5.5 V

2.41 mm

9.655 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS REFRESH

NOT SPECIFIED

NOT SPECIFIED

.003 Amp

17.015 mm

120 ns

TMS4C1024-60DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

95 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

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

SMJ4C1024-12FQ

Texas Instruments

FAST PAGE DRAM

MILITARY

20

SON

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

FAST PAGE

YES

1

CMOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

1

SMALL OUTLINE

1.27 mm

125 Cel

3-STATE

1MX1

1M

-55 Cel

DUAL

1

R-CDSO-N20

5.5 V

2.34 mm

8.89 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.145 mm

120 ns

TMS46400P-70DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

60 mA

1048576 words

YES

COMMON

3.3

3.3

4

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

0 Cel

DUAL

1

R-PDSO-J20

3.6 V

3.76 mm

7.62 mm

Not Qualified

4194304 bit

3 V

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

NOT SPECIFIED

NOT SPECIFIED

.0005 Amp

17.145 mm

70 ns

TMS46100-70SD

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

70 ns

TMS44101-10DJ

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

65 mA

4194304 words

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

7.57 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

17.145 mm

100 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.