SIMM 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

TM893CBK32H-50

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1048 mA

8388608 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

8MX32

8M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

268435456 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.016 Amp

50 ns

TM4257GU9-12L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

SIMM

256

RECTANGULAR

UNSPECIFIED

NIBBLE

NO

1

NMOS

NO LEAD

ASYNCHRONOUS

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

16.51 mm

Not Qualified

2359296 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

120 ns

TM4164FM8-12L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

SIMM

256

RECTANGULAR

UNSPECIFIED

PAGE

NO

1

NMOS

NO LEAD

ASYNCHRONOUS

65536 words

COMMON

5

5

8

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

Not Qualified

524288 bit

4.5 V

RAS ONLY REFRESH

120 ns

TM124MBK36F-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

285 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

60 ns

TM4100EBD9-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

30

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

765 mA

4194304 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

4MX9

4M

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

23.114 mm

Not Qualified

37748736 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.009 Amp

70 ns

TM4257GU8-15L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

SIMM

256

RECTANGULAR

UNSPECIFIED

NIBBLE

NO

1

NMOS

NO LEAD

ASYNCHRONOUS

262144 words

COMMON

5

5

8

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX8

256K

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

16.51 mm

Not Qualified

2097152 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

150 ns

TM124BBJ32U-60L

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

32

MICROELECTRONIC ASSEMBLY

70 Cel

1MX32

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

60 ns

TM248CBJ32U-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

364 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

70 ns

TM024EAD9-70L

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

30

SIMM

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

720 mA

1048576 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

1MX9

1M

0 Cel

SINGLE

R-PSMA-N30

20.4978 mm

Not Qualified

9437184 bit

.018 Amp

70 ns

TM248NBK36R-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1890 mA

2097152 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

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

.018 Amp

60 ns

TM124BBK32-10

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

520 mA

1048576 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

16

DRAMs

1.27 mm

70 Cel

3-STATE

1MX32

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.5778 mm

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.008 Amp

100 ns

TM124MBK36G-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

390 mA

1048576 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

1MX36

1M

0 Cel

SINGLE

R-PSMA-N72

25.527 mm

Not Qualified

37748736 bit

.004 Amp

60 ns

TM893NBM36I-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1064 mA

8388608 words

NO

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

8MX36

8M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

33.147 mm

Not Qualified

301989888 bit

4.5 V

RAS ONLY, CAS BEFORE RAS, HIDDEN REFRESH

.024 Amp

80 ns

TM497MBK36Q-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1160 mA

4194304 words

NO

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX36

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

150994944 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.012 Amp

70 ns

TM497FBK32S-80

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

MOS

NO LEAD

ASYNCHRONOUS

4194304 words

5

32

MICROELECTRONIC ASSEMBLY

70 Cel

3-STATE

4MX32

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

Not Qualified

134217728 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

80 ns

TM4256EU9-10L

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

100 ns

TM4256GP8-15L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

SIMM

256

RECTANGULAR

UNSPECIFIED

PAGE

NO

1

NMOS

NO LEAD

ASYNCHRONOUS

262144 words

COMMON

5

5

8

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX8

256K

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

11.43 mm

Not Qualified

2097152 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

150 ns

TM4257GU9-15L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

SIMM

256

RECTANGULAR

UNSPECIFIED

NIBBLE

NO

1

NMOS

NO LEAD

ASYNCHRONOUS

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

16.51 mm

Not Qualified

2359296 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

150 ns

TM497FBK32G-70

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

800 mA

4194304 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX32

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

134217728 bit

4.5 V

RAS ONLY, CAS BEFORE RAS, HIDDEN REFRESH

.008 Amp

70 ns

TM124MBK36V-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

340 mA

1048576 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

1MX36

1M

0 Cel

SINGLE

R-PSMA-N72

25.527 mm

Not Qualified

37748736 bit

.004 Amp

70 ns

TM124BBJ32F-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

340 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

17.78 mm

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.002 Amp

80 ns

TM124BBJ32F-80L

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1048576 words

5

32

MICROELECTRONIC ASSEMBLY

70 Cel

1MX32

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

80 ns

TM497BBK32I-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

880 mA

4194304 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX32

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

134217728 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.008 Amp

60 ns

TM497MBK36A-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1300 mA

4194304 words

NO

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX36

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

150994944 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.012 Amp

60 ns

TM893GBK32R-60

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1760 mA

8388608 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

8MX32

8M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

268435456 bit

4.5 V

RAS ONLY, CAS BEFORE RAS, HIDDEN REFRESH

.016 Amp

60 ns

TM124FBK32I-50

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

360 mA

1048576 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

16

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/SELF REFRESH

.002 Amp

50 ns

TM893CBK32-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1440 mA

8388608 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

8MX32

8M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

268435456 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.016 Amp

80 ns

TM512LBK36B-10

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

512

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

585 mA

524288 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

18

DRAMs

1.27 mm

70 Cel

3-STATE

512KX36

512K

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.4 mm

Not Qualified

18874368 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.018 Amp

100 ns

TM4256FU8-20L

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

8

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX8

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2097152 bit

200 ns

TM893NBM36Q-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1324 mA

8388608 words

NO

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

8MX36

8M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

33.147 mm

Not Qualified

301989888 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.024 Amp

60 ns

TM4256EU9-15L

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

150 ns

TM248CBK32I-50

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

440 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

25.4 mm

Not Qualified

67108864 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.004 Amp

50 ns

TM124MBK36E-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

800 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

.01 Amp

80 ns

TM248NBK36B-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1440 mA

2097152 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

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

.018 Amp

80 ns

TM4256GP8-20L

Texas Instruments

DRAM MODULE

COMMERCIAL

30

SIMM

256

RECTANGULAR

UNSPECIFIED

PAGE

NO

1

NMOS

NO LEAD

ASYNCHRONOUS

262144 words

COMMON

5

5

8

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX8

256K

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

11.43 mm

Not Qualified

2097152 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

200 ns

TM497MBK36H-70

Texas Instruments

DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1160 mA

4194304 words

NO

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX36

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

150994944 bit

4.5 V

RAS ONLY/CAS BEFORE RAS REFRESH

.012 Amp

70 ns

TM248NBK36C-8

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

770 mA

2097152 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

2MX36

2M

0 Cel

SINGLE

R-PSMA-N72

Not Qualified

75497472 bit

.02 Amp

80 ns

TM248GBK32S-80L

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

2097152 words

5

32

MICROELECTRONIC ASSEMBLY

70 Cel

2MX32

2M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

Not Qualified

67108864 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

80 ns

TM248NBK36C-7

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

870 mA

2097152 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

2MX36

2M

0 Cel

SINGLE

R-PSMA-N72

Not Qualified

75497472 bit

.02 Amp

70 ns

TM248CBK32H-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

320 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

25.4 mm

Not Qualified

67108864 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.004 Amp

70 ns

TM4100EAD9-70

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

30

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

810 mA

4194304 words

YES

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

4MX9

4M

0 Cel

SINGLE

1

R-XSMA-N30

5.5 V

22.987 mm

Not Qualified

37748736 bit

4.5 V

AUTO/SELF REFRESH

.009 Amp

70 ns

TM248GBK32S-80

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

NO

1

MOS

NO LEAD

ASYNCHRONOUS

1280 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

25.4 mm

Not Qualified

67108864 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.016 Amp

80 ns

TM497MBK36A-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

1040 mA

4194304 words

NO

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX36

4M

0 Cel

SINGLE

1

R-XSMA-N72

5.5 V

25.527 mm

Not Qualified

150994944 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.012 Amp

80 ns

TM4256GP9-10L

Texas Instruments

PAGE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

11.43 mm

Not Qualified

2359296 bit

100 ns

TM497FBK32H-50

Texas Instruments

EDO DRAM MODULE

COMMERCIAL

72

SIMM

2048

RECTANGULAR

UNSPECIFIED

FAST PAGE WITH EDO

YES

1

CMOS

NO LEAD

SYNCHRONOUS

1040 mA

4194304 words

NO

COMMON

5

5

32

MICROELECTRONIC ASSEMBLY

SSIM72

DRAMs

1.27 mm

70 Cel

3-STATE

4MX32

4M

0 Cel

QUAD

1

R-XQMA-N72

5.5 V

25.4 mm

Not Qualified

134217728 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.008 Amp

50 ns

TM124BBK32F-80

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

140 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

25.527 mm

Not Qualified

33554432 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.002 Amp

80 ns

TM124MBK36A-8

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

900 mA

1048576 words

COMMON

5

5

36

MICROELECTRONIC ASSEMBLY

SSIM72

18

DRAMs

1.27 mm

70 Cel

3-STATE

1MX36

1M

0 Cel

SINGLE

1

R-XSMA-N72

5.25 V

25.5778 mm

Not Qualified

37748736 bit

4.75 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.012 Amp

80 ns

TM248CBK32U-60

Texas Instruments

FAST PAGE DRAM MODULE

COMMERCIAL

72

SIMM

1024

RECTANGULAR

UNSPECIFIED

FAST PAGE

NO

1

CMOS

NO LEAD

ASYNCHRONOUS

360 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

25.4 mm

Not Qualified

67108864 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

.004 Amp

60 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.