28 SRAM 2,400+

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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

MK48Z32YB12

STMicroelectronics

NON-VOLATILE SRAM MODULE

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE

2.54 mm

70 Cel

32KX8

32K

0 Cel

DUAL

1

R-PDIP-T28

5.5 V

9.652 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

10 YEAR DATA RETENTION PERIOD; POWER SUPPLY WRITE PROTECTION; BATTERY BACK-UP

YES

120 ns

IMS1820W-25

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

120 mA

65536 words

COMMON

5

5

4

CHIP CARRIER

LCC28,.35X.55

SRAMs

1.27 mm

70 Cel

3-STATE

64KX4

64K

4.5 V

0 Cel

TIN LEAD

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

262144 bit

4.5 V

e0

NO

.01 Amp

13.97 mm

25 ns

IMS1800N-30M

STMicroelectronics

STANDARD SRAM

MILITARY

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

262144 words

5

1

CHIP CARRIER

1.27 mm

125 Cel

3-STATE

256KX1

256K

-55 Cel

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

262144 bit

4.5 V

NO

13.97 mm

30 ns

M68AF031AL70MS1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

MATTE TIN

DUAL

R-PDSO-G28

5.5 V

2.79 mm

7.505 mm

Not Qualified

262144 bit

4.5 V

e3

.000006 Amp

18.22 mm

70 ns

M68AF031AL55N1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.000006 Amp

11.8 mm

55 ns

MKI6116LS-25

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

55 mA

2048 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

105 Cel

3-STATE

2KX8

2K

2 V

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

Not Qualified

16384 bit

e0

.000003 Amp

250 ns

IMS1800W-25

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

120 mA

262144 words

SEPARATE

5

5

1

CHIP CARRIER

LCC28,.35X.55

SRAMs

1.27 mm

70 Cel

3-STATE

256KX1

256K

4.5 V

0 Cel

TIN LEAD

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

262144 bit

4.5 V

e0

NO

.01 Amp

13.97 mm

25 ns

IMS1635E-25S

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

100 mA

8192 words

COMMON

5

5

8

SMALL OUTLINE

SOJ28,.34

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J28

Not Qualified

65536 bit

e0

.00007 Amp

25 ns

M68AW031AL70MS1U

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

3

3/3.3

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

32KX8

32K

1.5 V

0 Cel

MATTE TIN

DUAL

R-PDSO-G28

3.6 V

2.85 mm

8.407 mm

Not Qualified

262144 bit

2.7 V

e3

.000006 Amp

18.11 mm

70 ns

MK4864N-70

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

100 mA

8192 words

COMMON

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

R-PDIP-T28

Not Qualified

65536 bit

e0

.0005 Amp

70 ns

M68AF031AL70MS1E

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

DUAL

R-PDSO-G28

5.5 V

2.79 mm

7.505 mm

Not Qualified

262144 bit

4.5 V

NOT SPECIFIED

260

.000006 Amp

18.22 mm

70 ns

M68AF031AL70N6E

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

85 Cel

3-STATE

32KX8

32K

2 V

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e3/e6

NOT SPECIFIED

260

.000006 Amp

11.8 mm

70 ns

M68AW031AM55N1U

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

32768 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

70 Cel

3-STATE

32KX8

32K

1.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

3.6 V

1.25 mm

8 mm

Not Qualified

262144 bit

2.7 V

e0

.000006 Amp

11.8 mm

55 ns

IMS1695P-15

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

100 mA

8192 words

COMMON

5

5

9

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

8KX9

8K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.5 V

Not Qualified

73728 bit

4.5 V

e0

YES

.00007 Amp

15 ns

MK48H64LS-120

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

90 mA

8192 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

3.05 mm

8.4 mm

Not Qualified

65536 bit

4.5 V

e0

YES

.000025 Amp

18.1 mm

120 ns

M68AF031AM55N6T

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

85 Cel

3-STATE

32KX8

32K

2 V

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.000006 Amp

11.8 mm

55 ns

M68AF031AM70B1E

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.000006 Amp

37.085 mm

70 ns

M68AF031AL70MS6T

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

85 Cel

3-STATE

32KX8

32K

2 V

-40 Cel

MATTE TIN

DUAL

R-PDSO-G28

5.5 V

2.79 mm

7.505 mm

Not Qualified

262144 bit

4.5 V

e3

.000006 Amp

18.22 mm

70 ns

IMS1627P-15

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

100 mA

16384 words

SEPARATE

5

5

4

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

16KX4

16K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.5 V

Not Qualified

65536 bit

4.5 V

e0

YES

.00007 Amp

15 ns

M68AF031AM55MS1F

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

DUAL

R-PDSO-G28

5.5 V

2.79 mm

7.505 mm

Not Qualified

262144 bit

4.5 V

NOT SPECIFIED

260

.000006 Amp

18.22 mm

55 ns

M68AF031AL55NS6E

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

85 Cel

YES

3-STATE

32KX8

32K

2 V

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e3/e6

NOT SPECIFIED

260

.000006 Amp

11.8 mm

55 ns

5962-8685911LA

STMicroelectronics

STANDARD SRAM

MILITARY

28

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

MIL-STD-883

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

16384 words

5

4

IN-LINE

2.54 mm

125 Cel

16KX4

16K

-55 Cel

TIN LEAD

DUAL

R-CDIP-T28

5.5 V

5.08 mm

7.62 mm

Not Qualified

65536 bit

4.5 V

e0

32.004 mm

70 ns

M68AF031AM55NS1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

70 Cel

YES

3-STATE

32KX8

32K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.000006 Amp

11.8 mm

55 ns

M68AW031AL55NS1U

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

32768 words

COMMON

3

3/3.3

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

70 Cel

YES

3-STATE

32KX8

32K

1.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

3.6 V

1.25 mm

8 mm

Not Qualified

262144 bit

2.7 V

e0

.000006 Amp

11.8 mm

55 ns

IMS1820W-30

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

120 mA

65536 words

COMMON

5

5

4

CHIP CARRIER

LCC28,.35X.55

SRAMs

1.27 mm

70 Cel

3-STATE

64KX4

64K

4.5 V

0 Cel

TIN LEAD

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

262144 bit

4.5 V

e0

NO

.01 Amp

13.97 mm

30 ns

M68AW031AL55MS6U

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

32768 words

COMMON

3

3/3.3

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

85 Cel

3-STATE

32KX8

32K

1.5 V

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

3.6 V

2.85 mm

8.407 mm

Not Qualified

262144 bit

2.7 V

e0

.000006 Amp

18.11 mm

55 ns

M68AF031AL55MS6

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

85 Cel

3-STATE

32KX8

32K

2 V

-40 Cel

MATTE TIN

DUAL

R-PDSO-G28

5.5 V

2.79 mm

7.505 mm

Not Qualified

262144 bit

4.5 V

e3

.000006 Amp

18.22 mm

55 ns

5962-8952401YA

STMicroelectronics

STANDARD SRAM

MILITARY

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

65536 words

5

4

CHIP CARRIER

1.27 mm

125 Cel

64KX4

64K

-55 Cel

TIN LEAD

QUAD

R-CQCC-N28

5.5 V

2.03 mm

8.89 mm

Not Qualified

262144 bit

4.5 V

e0

13.97 mm

70 ns

IMS1627E-15

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

100 mA

16384 words

SEPARATE

5

5

4

SMALL OUTLINE

SOJ28,.34

SRAMs

1.27 mm

70 Cel

3-STATE

16KX4

16K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

Not Qualified

65536 bit

4.5 V

e0

YES

.00007 Amp

15 ns

MK4511N-12

STMicroelectronics

MULTI-PORT SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

25 mA

512 words

COMMON

9

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

512X9

512

4.5 V

0 Cel

TIN LEAD

DUAL

2, (MUXED)

R-PDIP-T28

Not Qualified

e0

.001 Amp

120 ns

IMS1627N-25M

STMicroelectronics

STANDARD SRAM

MILITARY

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

16384 words

5

4

CHIP CARRIER

1.27 mm

125 Cel

3-STATE

16KX4

16K

2 V

-55 Cel

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

65536 bit

4.5 V

YES

13.97 mm

25 ns

MK6264S70

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

45 mA

8192 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

Not Qualified

65536 bit

e0

.0005 Amp

70 ns

IMS1626W-20

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

100 mA

16384 words

SEPARATE

5

5

4

CHIP CARRIER

LCC28,.35X.55

SRAMs

1.27 mm

70 Cel

3-STATE

16KX4

16K

2 V

0 Cel

TIN LEAD

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

65536 bit

4.5 V

e0

YES

.00007 Amp

13.97 mm

20 ns

MK48H65N-55

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

90 mA

8192 words

COMMON

5

5

8

IN-LINE

DIP28,.3

SRAMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

0 Cel

TIN LEAD

DUAL

R-PDIP-T28

Not Qualified

65536 bit

e0

.00001 Amp

55 ns

IMS1630LH45S

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

90 mA

8192 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.56

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

Not Qualified

65536 bit

e0

.00007 Amp

450 ns

MK48Z08B-55

STMicroelectronics

NON-VOLATILE SRAM MODULE

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

125 mA

8192 words

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.5 V

9.652 mm

15.24 mm

Not Qualified

65536 bit

4.75 V

e0

YES

.003 Amp

55 ns

IMS1820N-30M

STMicroelectronics

STANDARD SRAM

MILITARY

28

QCCN

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

NO LEAD

PARALLEL

ASYNCHRONOUS

65536 words

5

4

CHIP CARRIER

1.27 mm

125 Cel

3-STATE

64KX4

64K

-55 Cel

QUAD

1

R-CQCC-N28

5.5 V

1.981 mm

8.89 mm

Not Qualified

262144 bit

4.5 V

NO

13.97 mm

30 ns

IMS1635E-15

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

100 mA

8192 words

COMMON

5

5

8

SMALL OUTLINE

SOJ28,.34

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

Not Qualified

65536 bit

4.5 V

e0

YES

.00007 Amp

15 ns

M68AF031AM70NS1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

TSOP1-R

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

70 Cel

YES

3-STATE

32KX8

32K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.000006 Amp

11.8 mm

70 ns

M68AF031AL55N6

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

SRAMs

.55 mm

85 Cel

3-STATE

32KX8

32K

2 V

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.000006 Amp

11.8 mm

55 ns

MK48S80N20

STMicroelectronics

CACHE TAG SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

160 mA

8192 words

5

5

8

IN-LINE

DIP28,.3

SRAMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.25 V

4.57 mm

7.62 mm

Not Qualified

65536 bit

4.75 V

TOTEM-POLE MATCH OUTPUT

e0

YES

.16 Amp

34.67 mm

20 ns

M68AF031AL70B6

STMicroelectronics

STANDARD SRAM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

2 V

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.000006 Amp

37.085 mm

70 ns

MK48H64P-55

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

90 mA

8192 words

COMMON

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

0 Cel

TIN LEAD

DUAL

R-XDIP-T28

Not Qualified

65536 bit

e0

.00001 Amp

55 ns

MK48256N-120

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

70 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

TIN LEAD

DUAL

R-PDIP-T28

Not Qualified

262144 bit

e0

.0005 Amp

120 ns

MK48Z30AB-12

STMicroelectronics

NON-VOLATILE SRAM MODULE

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

90 mA

32768 words

5

5

8

IN-LINE

DIP28,.6

SRAMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.5 V

9.652 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e0

YES

.002 Amp

120 ns

M68AW031AM55MS1F

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

35 mA

32768 words

COMMON

3

3/3.3

8

SMALL OUTLINE

SOP28,.5

SRAMs

1.27 mm

70 Cel

3-STATE

32KX8

32K

1.5 V

0 Cel

DUAL

R-PDSO-G28

3.6 V

2.85 mm

8.407 mm

Not Qualified

262144 bit

2.7 V

30

260

.000006 Amp

18.11 mm

55 ns

M628032-20PS1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

140 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.3

SRAMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.5 V

4.57 mm

7.62 mm

Not Qualified

262144 bit

4.5 V

e0

YES

.001 Amp

34.67 mm

20 ns

M638032-12E1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

150 mA

32768 words

COMMON

3.3

3.3

8

SMALL OUTLINE

SOJ28,.34

SRAMs

1.27 mm

70 Cel

3-STATE

32KX8

32K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J28

3.6 V

3.556 mm

7.518 mm

Not Qualified

262144 bit

3 V

e0

.00015 Amp

17.932 mm

12 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.