40 SRAM 171

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Part RoHS Manufacturer Memory IC Type Temperature Grade No. of Terminals Package Code Refresh Cycles Package Shape Total Dose (V) Package Body Material 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 Self Refresh Input/Output Type Nominal Supply Voltage / Vsup (V) 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) Output Enable Maximum Standby Current Length Maximum Access Time

DS1258W

Maxim Integrated

NON-VOLATILE SRAM MODULE

40

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

131072 words

3.3

16

IN-LINE

2.54 mm

128KX16

128K

TIN LEAD

DUAL

R-PDIP-T40

9.27 mm

15.24 mm

Not Qualified

2097152 bit

10 YEAR DATA RETENTION PERIOD

e0

53.085 mm

150 ns

DS1258W-150-IND

Maxim Integrated

NON-VOLATILE SRAM MODULE

INDUSTRIAL

40

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

131072 words

3.3

16

MICROELECTRONIC ASSEMBLY

85 Cel

128KX16

128K

-40 Cel

TIN LEAD

DUAL

R-XDMA-T40

3.6 V

Not Qualified

2097152 bit

3 V

e0

150 ns

DS1258W-100IND#

Maxim Integrated

NON-VOLATILE SRAM MODULE

INDUSTRIAL

40

DIP

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

PIN/PEG

PARALLEL

ASYNCHRONOUS

100 mA

131072 words

3.3

3.3

16

MICROELECTRONIC ASSEMBLY

DIP40,.6

SRAMs

2.54 mm

85 Cel

128KX16

128K

-40 Cel

MATTE TIN

DUAL

R-XDMA-P40

3.6 V

Not Qualified

2097152 bit

3 V

e3

.00025 Amp

100 ns

DS1258AB-70IND#

Maxim Integrated

NON-VOLATILE SRAM MODULE

INDUSTRIAL

40

DIP

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

PIN/PEG

PARALLEL

ASYNCHRONOUS

170 mA

131072 words

5

5

16

MICROELECTRONIC ASSEMBLY

DIP40,.6

SRAMs

2.54 mm

85 Cel

128KX16

128K

-40 Cel

TIN LEAD

DUAL

R-XDMA-P40

5.25 V

Not Qualified

2097152 bit

4.75 V

10 YEAR DATA RETENTION

e0

.01 Amp

70 ns

DS1258AB-100-IND

Maxim Integrated

NON-VOLATILE SRAM MODULE

INDUSTRIAL

40

DIP

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

170 mA

131072 words

5

5

16

IN-LINE

DIP40,.6

SRAMs

2.54 mm

85 Cel

128KX16

128K

-40 Cel

TIN LEAD

DUAL

R-XDMA-T40

5.25 V

9.27 mm

15.24 mm

Not Qualified

2097152 bit

4.75 V

e0

.01 Amp

53.085 mm

100 ns

DS1258Y-100-IND

Maxim Integrated

NON-VOLATILE SRAM MODULE

INDUSTRIAL

40

DIP

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

170 mA

131072 words

5

5

16

IN-LINE

DIP40,.6

SRAMs

2.54 mm

85 Cel

128KX16

128K

-40 Cel

TIN LEAD

DUAL

R-XDMA-T40

5.5 V

9.27 mm

15.24 mm

Not Qualified

2097152 bit

4.5 V

e0

.01 Amp

53.085 mm

100 ns

DS1258AB-100

Maxim Integrated

NON-VOLATILE SRAM MODULE

COMMERCIAL

40

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

PIN/PEG

PARALLEL

ASYNCHRONOUS

131072 words

5

16

MICROELECTRONIC ASSEMBLY

70 Cel

128KX16

128K

0 Cel

TIN LEAD

DUAL

R-XDMA-P40

5.25 V

Not Qualified

2097152 bit

4.75 V

10 YEAR DATA RETENTION

e0

100 ns

DS1258Y-70

Maxim Integrated

NON-VOLATILE SRAM MODULE

COMMERCIAL

40

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

PIN/PEG

PARALLEL

ASYNCHRONOUS

131072 words

5

16

MICROELECTRONIC ASSEMBLY

70 Cel

128KX16

128K

0 Cel

TIN LEAD

DUAL

R-XDMA-P40

5.5 V

Not Qualified

2097152 bit

4.5 V

10 YEAR DATA RETENTION

e0

70 ns

DS1258Y-70IND#

Maxim Integrated

NON-VOLATILE SRAM MODULE

INDUSTRIAL

40

DIP

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

PIN/PEG

PARALLEL

ASYNCHRONOUS

170 mA

131072 words

5

5

16

MICROELECTRONIC ASSEMBLY

DIP40,.6

SRAMs

2.54 mm

85 Cel

128KX16

128K

-40 Cel

DUAL

R-XDMA-P40

5.5 V

Not Qualified

2097152 bit

4.5 V

10 YEAR DATA RETENTION

NOT SPECIFIED

NOT SPECIFIED

.01 Amp

70 ns

TC55V040TR-70

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

45 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.7 V

e0

.000005 Amp

12.4 mm

70 ns

TC55V040FT-70

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

45 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.7 V

.000005 Amp

12.4 mm

70 ns

TC55V020TR-10

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

262144 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

256KX8

256K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

2097152 bit

2.7 V

TTL COMPATIBLE INPUTS/OUTPUTS

e0

.000005 Amp

12.4 mm

100 ns

TC55VCM208ASGN55

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

12.4 mm

70 ns

TC55V040ATR-55

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

60 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

e0

12.4 mm

55 ns

TC55VCM208ASGN40

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

12.4 mm

55 ns

TC55BS8128J-10

Toshiba

STANDARD SRAM

COMMERCIAL

40

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

SYNCHRONOUS

131072 words

5

8

SMALL OUTLINE

1.27 mm

70 Cel

128KX8

128K

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J40

5.5 V

3.7 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

e0

26.04 mm

5 ns

TC551632J-20

Toshiba

CACHE SRAM

COMMERCIAL

40

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

220 mA

32768 words

COMMON

5

5

16

SMALL OUTLINE

SOJ40,.44

SRAMs

1.27 mm

70 Cel

3-STATE

32KX16

32K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J40

5.5 V

3.7 mm

10.16 mm

Not Qualified

524288 bit

4.5 V

e0

.001 Amp

26.04 mm

20 ns

TC55V020FT-70

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

262144 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

256KX8

256K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

2097152 bit

2.7 V

e0

.000005 Amp

12.4 mm

70 ns

TC55V040AFT-70

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

NOT SPECIFIED

NOT SPECIFIED

12.4 mm

70 ns

THMS161620Z-25

Toshiba

CACHE SRAM MODULE

COMMERCIAL

40

UNSPECIFIED

UNSPECIFIED

1

CMOS

UNSPECIFIED

PARALLEL

ASYNCHRONOUS

16384 words

5

16

MICROELECTRONIC ASSEMBLY

70 Cel

16KX16

16K

0 Cel

TIN LEAD

UNSPECIFIED

X-XXMA-X40

5.5 V

Not Qualified

262144 bit

4.5 V

LOW POWER STANDBY MODE

e0

25 ns

TC55V020FT-85

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

262144 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

256KX8

256K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

2097152 bit

2.7 V

TTL COMPATIBLE INPUTS/OUTPUTS

e0

.000005 Amp

12.4 mm

85 ns

TC511632FTL-85

Toshiba

PSEUDO STATIC RAM

COMMERCIAL

40

TSOP2

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

32768 words

5

16

SMALL OUTLINE, THIN PROFILE

.8 mm

70 Cel

32KX16

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G40

5.5 V

1.2 mm

10.16 mm

Not Qualified

524288 bit

4.5 V

e0

18.41 mm

85 ns

TC55VCM208ASTN55

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

NOT SPECIFIED

NOT SPECIFIED

12.4 mm

55 ns

TC55BS8128J-12

Toshiba

STANDARD SRAM

COMMERCIAL

40

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

SYNCHRONOUS

131072 words

5

8

SMALL OUTLINE

1.27 mm

70 Cel

128KX8

128K

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J40

5.5 V

3.7 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

e0

26.04 mm

6 ns

TC55V040FT-85

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.7 V

e0

.000005 Amp

12.4 mm

85 ns

THMS121620Z-25

Toshiba

CACHE SRAM MODULE

COMMERCIAL

40

UNSPECIFIED

UNSPECIFIED

1

CMOS

UNSPECIFIED

PARALLEL

ASYNCHRONOUS

16384 words

5

12

MICROELECTRONIC ASSEMBLY

70 Cel

16KX12

16K

0 Cel

TIN LEAD

UNSPECIFIED

X-XXMA-X40

5.5 V

Not Qualified

196608 bit

4.5 V

e0

25 ns

TC511632FL-85

Toshiba

PSEUDO STATIC RAM

COMMERCIAL

40

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

32768 words

5

16

SMALL OUTLINE

1.27 mm

70 Cel

32KX16

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G40

5.5 V

2.8 mm

10.7 mm

Not Qualified

524288 bit

4.5 V

e0

25.7 mm

85 ns

TC55V040AFT-55

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

60 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

NOT SPECIFIED

NOT SPECIFIED

12.4 mm

55 ns

TC551632J-25

Toshiba

CACHE SRAM

COMMERCIAL

40

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

200 mA

32768 words

COMMON

5

5

16

SMALL OUTLINE

SOJ40,.44

SRAMs

1.27 mm

70 Cel

3-STATE

32KX16

32K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J40

5.5 V

3.7 mm

10.16 mm

Not Qualified

524288 bit

4.5 V

e0

.001 Amp

26.04 mm

25 ns

TC55V020TR-85

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

262144 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

256KX8

256K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

2097152 bit

2.7 V

TTL COMPATIBLE INPUTS/OUTPUTS

e0

.000005 Amp

12.4 mm

85 ns

TC511632FL-70

Toshiba

PSEUDO STATIC RAM

COMMERCIAL

40

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

32768 words

5

16

SMALL OUTLINE

1.27 mm

70 Cel

32KX16

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G40

5.5 V

2.8 mm

10.7 mm

Not Qualified

524288 bit

4.5 V

e0

25.7 mm

70 ns

TC551632J-35

Toshiba

CACHE SRAM

COMMERCIAL

40

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

170 mA

32768 words

COMMON

5

5

16

SMALL OUTLINE

SOJ40,.44

SRAMs

1.27 mm

70 Cel

3-STATE

32KX16

32K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J40

5.5 V

3.7 mm

10.16 mm

Not Qualified

524288 bit

4.5 V

e0

.001 Amp

26.04 mm

35 ns

TC511632FTL-10

Toshiba

PSEUDO STATIC RAM

COMMERCIAL

40

TSOP2

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

32768 words

5

16

SMALL OUTLINE, THIN PROFILE

.8 mm

70 Cel

32KX16

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G40

5.5 V

1.2 mm

10.16 mm

Not Qualified

524288 bit

4.5 V

e0

18.41 mm

100 ns

TC511632FTL-70

Toshiba

PSEUDO STATIC RAM

COMMERCIAL

40

TSOP2

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

32768 words

5

16

SMALL OUTLINE, THIN PROFILE

.8 mm

70 Cel

32KX16

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G40

5.5 V

1.2 mm

10.16 mm

Not Qualified

524288 bit

4.5 V

e0

18.41 mm

70 ns

TC511632FL-10

Toshiba

PSEUDO STATIC RAM

COMMERCIAL

40

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

32768 words

5

16

SMALL OUTLINE

1.27 mm

70 Cel

32KX16

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G40

5.5 V

2.8 mm

10.7 mm

Not Qualified

524288 bit

4.5 V

e0

25.7 mm

100 ns

TC55V040FT-10

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.7 V

e0

.000005 Amp

12.4 mm

100 ns

TC55V040TR-10

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.7 V

e0

.000005 Amp

12.4 mm

100 ns

TC55V020FT-10

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

262144 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

256KX8

256K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

2097152 bit

2.7 V

TTL COMPATIBLE INPUTS/OUTPUTS

e0

.000005 Amp

12.4 mm

100 ns

TC55V040TR-85

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.7 V

e0

.000005 Amp

12.4 mm

85 ns

THMS121620Z-35

Toshiba

CACHE SRAM MODULE

COMMERCIAL

40

UNSPECIFIED

UNSPECIFIED

NO

1

CMOS

UNSPECIFIED

PARALLEL

ASYNCHRONOUS

16384 words

5

12

MICROELECTRONIC ASSEMBLY

70 Cel

16KX12

16K

0 Cel

TIN LEAD

UNSPECIFIED

X-XXMA-X40

5.5 V

Not Qualified

196608 bit

4.5 V

e0

35 ns

TC55VCM208ASTN40

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

3-STATE

512KX8

512K

1.5 V

-40 Cel

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

NOT SPECIFIED

NOT SPECIFIED

12.4 mm

40 ns

TC55V040ATR-70

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

524288 words

COMMON

3

2.5/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

512KX8

512K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

4194304 bit

2.3 V

e0

12.4 mm

70 ns

THMS161620Z-35

Toshiba

CACHE SRAM MODULE

COMMERCIAL

40

UNSPECIFIED

UNSPECIFIED

NO

1

CMOS

UNSPECIFIED

PARALLEL

ASYNCHRONOUS

16384 words

5

16

MICROELECTRONIC ASSEMBLY

70 Cel

16KX16

16K

0 Cel

TIN LEAD

UNSPECIFIED

X-XXMA-X40

5.5 V

Not Qualified

262144 bit

4.5 V

LOW POWER STANDBY MODE

e0

35 ns

TC55V020TR-70

Toshiba

STANDARD SRAM

INDUSTRIAL

40

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

40 mA

262144 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP40,.56,20

SRAMs

.5 mm

85 Cel

YES

3-STATE

256KX8

256K

1.5 V

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G40

3.6 V

1.2 mm

10 mm

Not Qualified

2097152 bit

2.7 V

e0

.000005 Amp

12.4 mm

70 ns

8M656S85C

Renesas Electronics

SRAM MODULE

COMMERCIAL

40

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

360 mA

16384 words

COMMON

5

5

16

MICROELECTRONIC ASSEMBLY

DIP40,.6

SRAMs

2.54 mm

70 Cel

3-STATE

16KX16

16K

4.5 V

0 Cel

TIN LEAD

DUAL

R-CDMA-T40

5.5 V

Not Qualified

262144 bit

4.5 V

e0

.06 Amp

85 ns

IDT8M628S40C

Renesas Electronics

SRAM MODULE

COMMERCIAL

40

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

320 mA

8192 words

COMMON

5

5

16

IN-LINE

DIP40,.6

SRAMs

2.54 mm

70 Cel

3-STATE

8KX16

8K

4.5 V

0 Cel

TIN LEAD

DUAL

R-XDIP-T40

Not Qualified

131072 bit

e0

.03 Amp

40 ns

8M656S70C

Renesas Electronics

SRAM MODULE

COMMERCIAL

40

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

360 mA

16384 words

COMMON

5

5

16

MICROELECTRONIC ASSEMBLY

DIP40,.6

SRAMs

2.54 mm

70 Cel

3-STATE

16KX16

16K

4.5 V

0 Cel

TIN LEAD

DUAL

R-CDMA-T40

5.5 V

Not Qualified

262144 bit

4.5 V

e0

.06 Amp

70 ns

IDT8M628S85C

Renesas Electronics

SRAM MODULE

COMMERCIAL

40

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

320 mA

8192 words

COMMON

5

5

16

IN-LINE

DIP40,.6

SRAMs

2.54 mm

70 Cel

3-STATE

8KX16

8K

4.5 V

0 Cel

TIN LEAD

DUAL

R-XDIP-T40

Not Qualified

131072 bit

e0

.03 Amp

85 ns

SRAM

SRAM, or Static Random-Access Memory, is a type of volatile computer memory that stores data as a flip-flop, which retains the data as long as power is supplied to the system. SRAM is commonly used as cache memory and in other applications where high-speed access to data is required.

SRAM is a type of memory that is faster and more expensive than DRAM (Dynamic Random-Access Memory). It is commonly used as cache memory in computer systems and other digital devices to improve the speed of data access. SRAM is also used in applications where high-speed data processing is required, such as in networking equipment, video games, and other high-performance computing applications.

One of the advantages of using SRAM is that it provides faster access to data than other types of memory, such as DRAM. This is because SRAM does not need to be refreshed like DRAM, which makes it faster and more reliable. Additionally, SRAM uses less power than other types of memory, which makes it ideal for use in battery-powered devices.

One of the disadvantages of using SRAM is that it is more expensive and less dense than other types of memory, such as DRAM or flash memory. This means that it is not suitable for applications that require large amounts of memory at a low cost. Additionally, SRAM is volatile, which means that it cannot store data permanently.