COMMERCIAL 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

5962-01-133-1276

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

16

DIP

256

RECTANGULAR

CERAMIC

NO

MOS

THROUGH-HOLE

65536 words

SEPARATE

5

5

1

IN-LINE

DIP16,.3

DRAMs

2.54 mm

70 Cel

3-STATE

64KX1

64K

0 Cel

DUAL

R-XDIP-T16

Not Qualified

65536 bit

NOT SPECIFIED

NOT SPECIFIED

200 ns

TMS626812-12

Texas Instruments

SYNCHRONOUS DRAM

COMMERCIAL

44

TSOP2

4096

RECTANGULAR

PLASTIC/EPOXY

DUAL BANK PAGE BURST

YES

1

CMOS

GULL WING

SYNCHRONOUS

2097152 words

YES

3.3

8

SMALL OUTLINE, THIN PROFILE

.8 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

DUAL

1

R-PDSO-G44

3.6 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

3 V

AUTO/SELF REFRESH

18.41 mm

TM124MBK36U-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

250 mA

1048576 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

1MX36

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

37748736 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.003 Amp

70 ns

TM124MBK36V-60L

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

36

MICROELECTRONIC ASSEMBLY

18

70 Cel

3-STATE

1MX36

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

Not Qualified

37748736 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

60 ns

TMS417400-60DGD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

24

TSOP2-R

2048

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

4194304 words

5

4

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

4MX4

4M

0 Cel

DUAL

1

R-PDSO-G24

5.5 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

18.41 mm

60 ns

TM892VBM40S-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

4096

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

8388608 words

5

40

MICROELECTRONIC ASSEMBLY

70 Cel

8MX40

8M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

Not Qualified

335544320 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

80 ns

TMS46400PDGA-80

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

TSOP2

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

CAS BEFORE RAS/SELF REFRESH

17.14 mm

80 ns

TMS45165-70DGE

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

40

TSOP2

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

160 mA

262144 words

NO

COMMON

5

5

16

SMALL OUTLINE, THIN PROFILE

TSOP40/44,.46,32

DRAMs

.8 mm

70 Cel

3-STATE

256KX16

256K

0 Cel

DUAL

1

R-PDSO-G40

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

18.41 mm

70 ns

TMS44100-60DGA

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

LSOP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

105 mA

4194304 words

NO

SEPARATE

5

5

1

SMALL OUTLINE, LOW PROFILE

TSSOP20/26,.36

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

DUAL

1

R-PDSO-G20

5.5 V

1.27 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

17.14 mm

60 ns

TMS45160-70DZ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

40

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

160 mA

262144 words

NO

COMMON

5

5

16

SMALL OUTLINE

SOJ40,.44

DRAMs

1.27 mm

70 Cel

3-STATE

256KX16

256K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J40

5.5 V

3.76 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

.001 Amp

26.035 mm

70 ns

TMS4164-25JDL

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

16

DIP

256

RECTANGULAR

CERAMIC

NO

MOS

THROUGH-HOLE

65536 words

SEPARATE

5

5

1

IN-LINE

DIP16,.3

DRAMs

2.54 mm

70 Cel

3-STATE

64KX1

64K

0 Cel

DUAL

R-XDIP-T16

Not Qualified

65536 bit

NOT SPECIFIED

NOT SPECIFIED

250 ns

TMS464800-70DGC

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

32

TSOP2

8192

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

8388608 words

3.3

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

3-STATE

8MX8

8M

0 Cel

DUAL

1

R-PDSO-G32

3.6 V

1.2 mm

10.16 mm

Not Qualified

67108864 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

20.95 mm

70 ns

TMS426800P-80DZ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

28

SOJ

4096

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

YES

3.3

8

SMALL OUTLINE

1.27 mm

70 Cel

2MX8

2M

0 Cel

DUAL

1

R-PDSO-J28

3.6 V

3.76 mm

10.16 mm

Not Qualified

16777216 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

18.415 mm

80 ns

TMS626412B-12DGE

Texas Instruments

SYNCHRONOUS DRAM

COMMERCIAL

44

TSOP2

RECTANGULAR

PLASTIC/EPOXY

DUAL BANK PAGE BURST

YES

1

MOS

GULL WING

SYNCHRONOUS

4194304 words

YES

3.3

4

SMALL OUTLINE, THIN PROFILE

.8 mm

70 Cel

4MX4

4M

0 Cel

DUAL

1

R-PDSO-G44

3.6 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

3 V

AUTO/SELF REFRESH

18.41 mm

8 ns

TM4SP64KPN-10

Texas Instruments

SYNCHRONOUS DRAM MODULE

COMMERCIAL

168

RECTANGULAR

UNSPECIFIED

FOUR BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

4194304 words

YES

3.3

64

MICROELECTRONIC ASSEMBLY

70 Cel

4MX64

4M

0 Cel

DUAL

1

R-XDMA-N168

3.6 V

Not Qualified

268435456 bit

3 V

AUTO/SELF REFRESH

7 ns

TMS4C1027-80N

Texas Instruments

STATIC COLUMN DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

STATIC COLUMN

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

75 mA

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

SRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

DUAL

1

R-PDIP-T18

5.5 V

5.08 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.002 Amp

22.48 mm

80 ns

TMS4257-15SDL

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

16

ZIP

256

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

NMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

1

IN-LINE

2.54 mm

70 Cel

3-STATE

256KX1

256K

0 Cel

ZIG-ZAG

1

R-PZIP-T16

5.5 V

8.26 mm

2.8 mm

Not Qualified

262144 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

20.5 mm

150 ns

TMS416100P-60DGA

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

24

TSOP2

4096

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

16777216 words

5

1

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

16MX1

16M

0 Cel

DUAL

1

R-PDSO-G24

5.5 V

1.2 mm

7.62 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

17.14 mm

60 ns

TMS46460P-60DGA

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

24

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

70 mA

1048576 words

YES

COMMON

3.3

3.3

4

SMALL OUTLINE, THIN PROFILE

TSSOP20/26,.36

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

0 Cel

DUAL

1

R-PDSO-G24

3.6 V

1.2 mm

7.62 mm

Not Qualified

4194304 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH

NOT SPECIFIED

NOT SPECIFIED

.0002 Amp

17.14 mm

60 ns

TMS4C1025-10DN

Texas Instruments

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

65 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

100 ns

TM124BBK32F-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

160 mA

1048576 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

1MX32

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.4 mm

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.002 Amp

70 ns

TMS664814DGE-8

Texas Instruments

SYNCHRONOUS DRAM

COMMERCIAL

54

TSOP2

4096

RECTANGULAR

PLASTIC/EPOXY

FOUR BANK PAGE BURST

YES

1

MOS

GULL WING

SYNCHRONOUS

225 mA

8388608 words

1,2,4,8

YES

COMMON

3.3

3.3

8

SMALL OUTLINE, THIN PROFILE

TSOP54,.46,32

DRAMs

.8 mm

70 Cel

3-STATE

8MX8

8M

0 Cel

DUAL

1

R-PDSO-G54

3.6 V

1.2 mm

125 MHz

10.16 mm

Not Qualified

67108864 bit

3 V

RAS ONLY/AUTO/SELF REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

1,2,4,8

22.22 mm

6 ns

TMS426809A-70DGC

Texas Instruments

EDO DRAM

COMMERCIAL

28

TSOP2

4096

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

CMOS

GULL WING

ASYNCHRONOUS

2097152 words

3.3

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

DUAL

1

R-PDSO-G28

3.6 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

18.41 mm

70 ns

TMS464160-70DGC

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

32

TSOP2

8192

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

4194304 words

3.3

16

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

3-STATE

4MX16

4M

0 Cel

DUAL

1

R-PDSO-G32

3.6 V

1.2 mm

10.16 mm

Not Qualified

67108864 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

20.95 mm

70 ns

TMS44800P-60DGC

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

524288 words

YES

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

512KX8

512K

0 Cel

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; SELF REFRESH

18.41 mm

60 ns

TM124FBK32S-70

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

MOS

NO LEAD

ASYNCHRONOUS

720 mA

1048576 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

1MX32

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.4 mm

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.008 Amp

70 ns

TMS4051-1JL

Texas Instruments

COMMERCIAL

18

DIP

RECTANGULAR

CERAMIC

NO

MOS

THROUGH-HOLE

54 mA

4096 words

COMMON

1

IN-LINE

DIP18,.3

Other Memory ICs

2.54 mm

70 Cel

OPEN-DRAIN

4KX1

4K

0 Cel

DUAL

R-XDIP-T18

Not Qualified

4096 bit

NOT SPECIFIED

NOT SPECIFIED

250 ns

TMS426400-10DJ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

24

SOJ

4096

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

4194304 words

3.3

4

SMALL OUTLINE

1.27 mm

70 Cel

4MX4

4M

0 Cel

DUAL

1

R-PDSO-J24

3.6 V

3.76 mm

7.57 mm

Not Qualified

16777216 bit

3 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

17.145 mm

100 ns

TM4257EL9-12L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

256

RECTANGULAR

UNSPECIFIED

NIBBLE

NO

1

NMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIP30,.2

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

1

R-XSMA-T30

5.5 V

16.51 mm

Not Qualified

2359296 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

120 ns

TM248CBJ32U-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

384 mA

2097152 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

2MX32

2M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

17.78 mm

Not Qualified

67108864 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.004 Amp

60 ns

TMS45165P-70DZ

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

40

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

160 mA

262144 words

YES

COMMON

5

5

16

SMALL OUTLINE

SOJ40,.44

DRAMs

1.27 mm

70 Cel

3-STATE

256KX16

256K

0 Cel

DUAL

1

R-PDSO-J40

5.5 V

3.76 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH

NOT SPECIFIED

NOT SPECIFIED

.0002 Amp

26.035 mm

70 ns

TM248NBK36V-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

600 mA

2097152 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

18

DRAMs

1.27 mm

70 Cel

3-STATE

2MX36

2M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

75497472 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.008 Amp

80 ns

TM16EN64LPU-40

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

168

DIMM

8192

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

2560 mA

16777216 words

COMMON

3.3

3.3

64

MICROELECTRONIC ASSEMBLY

DIMM168

DRAMs

1.27 mm

70 Cel

3-STATE

16MX64

16M

0 Cel

DUAL

1

R-XDMA-N168

3.6 V

Not Qualified

1073741824 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.008 Amp

20 ns

TMS46400-70SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

1048576 words

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 REFRESH

70 ns

TMS4050NL

Texas Instruments

COMMERCIAL

18

DIP

64

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

THROUGH-HOLE

60 mA

4096 words

COMMON

1

IN-LINE

DIP18,.3

Other Memory ICs

2.54 mm

70 Cel

OPEN-DRAIN

4KX1

4K

0 Cel

DUAL

R-PDIP-T18

Not Qualified

4096 bit

NOT SPECIFIED

NOT SPECIFIED

300 ns

SMJ44C256-12JDL

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

DIP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

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-CDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

120 ns

TMS44400-70SD

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

85 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

70 ns

TMS428160A-60DGC

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

44

TSOP

1024

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

150 mA

1048576 words

NO

COMMON

3.3

3.3

16

SMALL OUTLINE, THIN PROFILE

TSOP44/50,.46,32

DRAMs

.8 mm

70 Cel

3-STATE

1MX16

1M

0 Cel

DUAL

R-PDSO-G44

Not Qualified

16777216 bit

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

60 ns

SMJ44C256-15JDL

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

DIP

512

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

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-CDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

150 ns

TMS44400-80DGA

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

20

LSOP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

80 mA

1048576 words

NO

COMMON

5

5

4

SMALL OUTLINE, LOW PROFILE

TSSOP20/26,.36

DRAMs

1.27 mm

70 Cel

3-STATE

1MX4

1M

0 Cel

DUAL

1

R-PDSO-G20

5.5 V

1.27 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

17.14 mm

80 ns

TMS426809A-50DGC

Texas Instruments

EDO DRAM

COMMERCIAL

28

TSOP2

4096

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

CMOS

GULL WING

ASYNCHRONOUS

2097152 words

3.3

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

DUAL

1

R-PDSO-G28

3.6 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

18.41 mm

50 ns

TM2EP72DJNDZ

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

168

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

2097152 words

3.3

72

MICROELECTRONIC ASSEMBLY

70 Cel

2MX72

2M

0 Cel

DUAL

1

R-XDMA-N168

3.6 V

Not Qualified

150994944 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

50 ns

TMS417400-60DGC

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

24

TSOP2

2048

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

4194304 words

5

4

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

4MX4

4M

0 Cel

DUAL

1

R-PDSO-G24

5.5 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

18.41 mm

60 ns

TMS4164-15FPL

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

18

QCCJ

256

RECTANGULAR

PLASTIC/EPOXY

PAGE

YES

1

NMOS

J BEND

ASYNCHRONOUS

65536 words

SEPARATE

5

5

1

CHIP CARRIER

LDCC18,.33X.53

DRAMs

1.27 mm

70 Cel

3-STATE

64KX1

64K

0 Cel

QUAD

1

R-PQCC-J18

5.5 V

3.5 mm

7.24 mm

Not Qualified

65536 bit

4.5 V

RAS ONLY REFRESH

NOT SPECIFIED

NOT SPECIFIED

10.795 mm

150 ns

TMS4C1024-10NL

Texas Instruments

FAST PAGE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

1048576 words

5

1

IN-LINE

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

DUAL

1

R-PDIP-T18

5.5 V

5.08 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

22.48 mm

100 ns

TMS427409A-60DJ

Texas Instruments

EDO DRAM

COMMERCIAL

24

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

CMOS

J BEND

SYNCHRONOUS

100 mA

4194304 words

NO

COMMON

3.3

3.3

4

SMALL OUTLINE

SOJ24/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX4

4M

0 Cel

DUAL

1

R-PDSO-J24

3.6 V

3.76 mm

7.62 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

NOT SPECIFIED

NOT SPECIFIED

.001 Amp

17.145 mm

60 ns

TM2EP72DJN-50

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

168

DIMM

2048

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

MOS

NO LEAD

ASYNCHRONOUS

990 mA

2097152 words

COMMON

3.3

3.3

72

MICROELECTRONIC ASSEMBLY

DIMM168

DRAMs

1.27 mm

70 Cel

3-STATE

2MX72

2M

0 Cel

DUAL

1

R-XDMA-N168

3.6 V

Not Qualified

150994944 bit

3 V

CAS BEFORE RAS REFRESH

.009 Amp

13 ns

TM4CN64EFH-10

Texas Instruments

SYNCHRONOUS DRAM MODULE

COMMERCIAL

168

DIMM

4096

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

140 mA

4194304 words

YES

COMMON

3.3

3.3

64

MICROELECTRONIC ASSEMBLY

DIMM168

DRAMs

1.27 mm

70 Cel

3-STATE

4MX64

4M

0 Cel

DUAL

1

R-XDMA-N168

3.6 V

100 MHz

Not Qualified

268435456 bit

3 V

AUTO/SELF REFRESH

.001 Amp

7.5 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.