COMMERCIAL 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

M628008-20E1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

140 mA

8192 words

COMMON

5

5

8

SMALL OUTLINE

SOJ28,.34

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J28

Not Qualified

65536 bit

e0

.01 Amp

20 ns

M68AF127BL70B1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

32

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

131072 words

5

8

IN-LINE

2.54 mm

70 Cel

128KX8

128K

0 Cel

DUAL

R-PDIP-T32

5.5 V

4.83 mm

15.24 mm

Not Qualified

1048576 bit

4.5 V

42.035 mm

70 ns

MK48H99N-40

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

8192 words

5

9

IN-LINE

70 Cel

3-STATE

8KX9

8K

0 Cel

DUAL

1

R-PDIP-T28

5.5 V

Not Qualified

73728 bit

4.5 V

YES

40 ns

M46Z256Y-120PM1

STMicroelectronics

NON-VOLATILE SRAM MODULE

COMMERCIAL

40

RECTANGULAR

UNSPECIFIED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

262144 words

5

16

MICROELECTRONIC ASSEMBLY

70 Cel

3-STATE

256KX16

256K

0 Cel

DUAL

1

R-XDMA-T40

5.5 V

Not Qualified

4194304 bit

4.5 V

BATTERY BACKUP; POWER SUPPLY WRITE PROTECTION; 5 YEARS OF DATA RETENTION AT 25 DEG. CENT.

YES

120 ns

M624064-15PS1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

24

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

140 mA

65536 words

COMMON

5

5

4

IN-LINE, SHRINK PITCH

DIP24,.3

SRAMs

1.778 mm

70 Cel

3-STATE

64KX4

64K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T24

5.5 V

5.08 mm

7.62 mm

Not Qualified

262144 bit

4.5 V

e0

NO

.001 Amp

22.86 mm

15 ns

M68AR256ML70ZB1F

STMicroelectronics

STANDARD SRAM

COMMERCIAL

48

TFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

BALL

PARALLEL

ASYNCHRONOUS

6 mA

262144 words

COMMON

1.8

1.8

16

GRID ARRAY, THIN PROFILE, FINE PITCH

BGA48,6X8,30

SRAMs

.75 mm

70 Cel

3-STATE

256KX16

256K

1 V

0 Cel

TIN SILVER COPPER

BOTTOM

R-PBGA-B48

1.95 V

1.2 mm

6 mm

Not Qualified

4194304 bit

1.65 V

e1

.000003 Amp

7 mm

70 ns

IMS1630LP45S

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,.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

.00007 Amp

450 ns

M68AW256ML70ZH1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

48

TFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

BALL

PARALLEL

ASYNCHRONOUS

20 mA

262144 words

COMMON

3

3/3.3

16

GRID ARRAY, THIN PROFILE, FINE PITCH

BGA48,6X8,30

SRAMs

.75 mm

70 Cel

3-STATE

256KX16

256K

1.5 V

0 Cel

TIN LEAD

BOTTOM

R-PBGA-B48

3.6 V

1.2 mm

6 mm

Not Qualified

4194304 bit

2.7 V

e0

.000009 Amp

8 mm

70 ns

MK41H67P-20

STMicroelectronics

STANDARD SRAM

COMMERCIAL

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

120 mA

16384 words

SEPARATE

5

5

1

IN-LINE

DIP20,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX1

16K

0 Cel

TIN LEAD

DUAL

R-XDIP-T20

Not Qualified

16384 bit

e0

20 ns

M68AW127BM70MC1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

15 mA

131072 words

COMMON

3

3/3.3

8

SMALL OUTLINE

SOP32,.56

SRAMs

1.27 mm

70 Cel

3-STATE

128KX8

128K

1.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G32

3.6 V

3 mm

11.303 mm

Not Qualified

1048576 bit

2.7 V

e0

.0000045 Amp

20.447 mm

70 ns

M68AW511AL70MC1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

524288 words

COMMON

3

3/3.3

8

SMALL OUTLINE

TSOP32,.46

SRAMs

1.27 mm

70 Cel

3-STATE

512KX8

512K

1.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G32

3.6 V

3 mm

11.303 mm

Not Qualified

4194304 bit

2.7 V

e0

.000009 Amp

20.445 mm

70 ns

M68AF031AM55N1F

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/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

M621100-20E1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

160 mA

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

DIP28,.4

SRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

3.68 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

e0

NO

.004 Amp

17.935 mm

20 ns

IMS1620S-35S

STMicroelectronics

STANDARD SRAM

COMMERCIAL

22

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

110 mA

16384 words

COMMON

5

5

4

IN-LINE

DIP22,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX4

16K

4.5 V

0 Cel

TIN LEAD

DUAL

R-XDIP-T22

Not Qualified

65536 bit

e0

.014 Amp

35 ns

M68AF511AM55NC1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

32

TSOP2

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

55 mA

524288 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSOP32,.46

SRAMs

1.27 mm

70 Cel

3-STATE

512KX8

512K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G32

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

e0

.000009 Amp

20.95 mm

55 ns

M68AR256ML55ZB1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

48

TFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

BALL

PARALLEL

ASYNCHRONOUS

262144 words

COMMON

1.8

1.8

16

GRID ARRAY, THIN PROFILE, FINE PITCH

BGA48,6X8,30

SRAMs

.75 mm

70 Cel

3-STATE

256KX16

256K

1 V

0 Cel

Tin/Lead (Sn63Pb37)

BOTTOM

R-PBGA-B48

1.95 V

1.2 mm

6 mm

Not Qualified

4194304 bit

1.65 V

e0

.000003 Amp

7 mm

55 ns

M68AF511AM55MC1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

55 mA

524288 words

COMMON

5

5

8

SMALL OUTLINE

SOP32,.56

SRAMs

1.27 mm

70 Cel

3-STATE

512KX8

512K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G32

5.5 V

3 mm

11.305 mm

Not Qualified

4194304 bit

4.5 V

e0

.000009 Amp

20.445 mm

55 ns

M68AW128ML55ZB1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

48

TFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

BALL

PARALLEL

ASYNCHRONOUS

26 mA

131072 words

COMMON

3

3/3.3

16

GRID ARRAY, THIN PROFILE, FINE PITCH

BGA48,6X8,30

SRAMs

.75 mm

70 Cel

3-STATE

128KX16

128K

1.5 V

0 Cel

TIN LEAD

BOTTOM

R-PBGA-B48

3.6 V

1.2 mm

6 mm

Not Qualified

2097152 bit

2.7 V

e0

.000009 Amp

8 mm

55 ns

IMS1629E-25S

STMicroelectronics

STANDARD SRAM

COMMERCIAL

24

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

100 mA

16384 words

COMMON

5

5

4

SMALL OUTLINE

SOJ24,.34

SRAMs

1.27 mm

70 Cel

3-STATE

16KX4

16K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J24

Not Qualified

65536 bit

e0

.00007 Amp

25 ns

M68AF031AL55N1T

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

IMS1403P-55

STMicroelectronics

STANDARD SRAM

COMMERCIAL

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

75 mA

16384 words

SEPARATE

5

5

1

IN-LINE

DIP20,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX1

16K

4.5 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T20

5.5 V

4.455 mm

7.62 mm

Not Qualified

16384 bit

4.5 V

e0

NO

26.289 mm

50 ns

M68AW256DM55ND1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

44

TSOP2

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

26 mA

262144 words

COMMON

3

3/3.3

16

SMALL OUTLINE, THIN PROFILE

TSOP44,.46,32

SRAMs

.8 mm

70 Cel

3-STATE

256KX16

256K

1 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G44

3.6 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

2.7 V

e0

18.41 mm

55 ns

IMS1620S-25

STMicroelectronics

STANDARD SRAM

COMMERCIAL

22

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

110 mA

16384 words

COMMON

5

5

4

IN-LINE

DIP22,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX4

16K

4.5 V

0 Cel

TIN LEAD

DUAL

1

R-CDIP-T22

5.5 V

4.521 mm

7.62 mm

Not Qualified

65536 bit

4.5 V

e0

NO

.014 Amp

27.94 mm

25 ns

IMS1400P70L

STMicroelectronics

STANDARD SRAM

COMMERCIAL

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

90 mA

16384 words

SEPARATE

5

5

1

IN-LINE

DIP20,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX1

16K

0 Cel

TIN LEAD

DUAL

R-PDIP-T20

Not Qualified

16384 bit

e0

65 ns

T74LS670D1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

4 words

5

5

4

IN-LINE

DIP16,.3

Other Memory ICs

2.54 mm

70 Cel

4X4

4

0 Cel

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

16 bit

4.75 V

45 ns

M68AF031AM70N1T

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

70 ns

IMS1203S-45

STMicroelectronics

STANDARD SRAM

COMMERCIAL

18

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

80 mA

4096 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

SRAMs

2.54 mm

70 Cel

3-STATE

4KX1

4K

4.5 V

0 Cel

TIN LEAD

DUAL

1

R-CDIP-T18

5.5 V

7.62 mm

Not Qualified

4096 bit

4.5 V

e0

NO

.006 Amp

22.86 mm

45 ns

MK48Z30B12

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

32KX8

32K

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T28

5.5 V

9.652 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

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

e0

YES

.002 Amp

120 ns

T74LS170B1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

4 words

5

5

4

IN-LINE

DIP16,.3

Other Memory ICs

2.54 mm

70 Cel

4X4

4

0 Cel

TIN LEAD

DUAL

R-PDIP-T16

5.25 V

5.1 mm

7.62 mm

Not Qualified

16 bit

4.75 V

e0

40 ns

IMS1824E-45

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

120 mA

65536 words

COMMON

5

5

4

SMALL OUTLINE

SOJ28,.34

SRAMs

1.27 mm

70 Cel

3-STATE

64KX4

64K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J28

Not Qualified

262144 bit

e0

.01 Amp

45 ns

IMS1820E-25

STMicroelectronics

STANDARD SRAM

COMMERCIAL

24

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

120 mA

65536 words

COMMON

5

5

4

SMALL OUTLINE

SOJ24,.34

SRAMs

1.27 mm

70 Cel

3-STATE

64KX4

64K

4.5 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J24

5.5 V

3.556 mm

7.62 mm

Not Qualified

262144 bit

4.5 V

e0

NO

.01 Amp

15.418 mm

25 ns

IMS1624E-35S

STMicroelectronics

STANDARD SRAM

COMMERCIAL

24

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

110 mA

16384 words

COMMON

5

5

4

SMALL OUTLINE

SOJ24,.34

SRAMs

1.27 mm

70 Cel

3-STATE

16KX4

16K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDSO-J24

Not Qualified

65536 bit

e0

.014 Amp

35 ns

M68AW256MN55ZH1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

48

TFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

BALL

PARALLEL

ASYNCHRONOUS

15 mA

262144 words

COMMON

3

3/3.3

16

GRID ARRAY, THIN PROFILE, FINE PITCH

BGA48,6X8,30

SRAMs

.75 mm

70 Cel

3-STATE

256KX16

256K

1.5 V

0 Cel

TIN LEAD

BOTTOM

R-PBGA-B48

3.6 V

1.2 mm

6 mm

Not Qualified

4194304 bit

2.7 V

e0

.000009 Amp

8 mm

55 ns

MK41L67P25

STMicroelectronics

STANDARD SRAM

COMMERCIAL

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

60 mA

16384 words

SEPARATE

3.3

3.3

1

IN-LINE

DIP20,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX1

16K

2 V

0 Cel

DUAL

R-XDIP-T20

Not Qualified

16384 bit

.00005 Amp

25 ns

MK48Z02B20

STMicroelectronics

NON-VOLATILE SRAM MODULE

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

80 mA

2048 words

5

5

8

IN-LINE

DIP24,.6

SRAMs

2.54 mm

70 Cel

3-STATE

2KX8

2K

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T24

5.5 V

9.562 mm

15.24 mm

Not Qualified

16384 bit

4.75 V

BATTERY BACKUP; POWER SUPPLY WRITE PROTECTION

e0

YES

.001 Amp

200 ns

MK48H89N-20

STMicroelectronics

STANDARD SRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

8192 words

5

9

IN-LINE

70 Cel

3-STATE

8KX9

8K

2 V

0 Cel

DUAL

1

R-PDIP-T28

5.5 V

Not Qualified

73728 bit

4.5 V

YES

20 ns

IMS1625S-20

STMicroelectronics

STANDARD SRAM

COMMERCIAL

22

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

100 mA

16384 words

COMMON

5

5

4

IN-LINE

DIP22,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX4

16K

2 V

0 Cel

TIN LEAD

DUAL

1

R-CDIP-T22

5.5 V

4.521 mm

7.62 mm

Not Qualified

65536 bit

4.5 V

e0

NO

.00007 Amp

27.94 mm

20 ns

MK41H68N-25

STMicroelectronics

STANDARD SRAM

COMMERCIAL

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

4096 words

COMMON

5

5

4

IN-LINE

DIP20,.3

SRAMs

2.54 mm

70 Cel

3-STATE

4KX4

4K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T20

5.5 V

5.334 mm

7.62 mm

Not Qualified

16384 bit

4.5 V

e0

NO

26.289 mm

25 ns

IMS1203P-45

STMicroelectronics

STANDARD SRAM

COMMERCIAL

18

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

80 mA

4096 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

SRAMs

2.54 mm

70 Cel

3-STATE

4KX1

4K

4.5 V

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T18

5.5 V

3.988 mm

7.62 mm

Not Qualified

4096 bit

4.5 V

e0

NO

.006 Amp

22.86 mm

45 ns

M68AR512DN55ZB1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

48

TFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

BALL

PARALLEL

ASYNCHRONOUS

524288 words

1.8

16

GRID ARRAY, THIN PROFILE, FINE PITCH

.75 mm

70 Cel

512KX16

512K

0 Cel

BOTTOM

R-PBGA-B48

1.95 V

1.2 mm

6 mm

Not Qualified

8388608 bit

1.65 V

7 mm

55 ns

IMS1800W-35

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

35 ns

M621256-12E1

STMicroelectronics

STANDARD SRAM

COMMERCIAL

24

SOJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

140 mA

262144 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ24,.34

SRAMs

1.27 mm

70 Cel

3-STATE

256KX1

256K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J24

5.5 V

3.556 mm

7.62 mm

Not Qualified

262144 bit

4.5 V

e0

NO

.01 Amp

15.418 mm

12 ns

M68AF127BL70N1T

STMicroelectronics

STANDARD SRAM

COMMERCIAL

32

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

15 mA

131072 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP32,.8,20

SRAMs

.5 mm

70 Cel

3-STATE

128KX8

128K

2 V

0 Cel

TIN LEAD

DUAL

R-PDSO-G32

5.5 V

1.2 mm

8 mm

Not Qualified

1048576 bit

4.5 V

e0

.0000045 Amp

18.4 mm

70 ns

MK48Z02-20

STMicroelectronics

NON-VOLATILE SRAM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

80 mA

2048 words

5

5

8

IN-LINE

DIP24,.6

SRAMs

2.54 mm

70 Cel

2KX8

2K

0 Cel

DUAL

R-PDIP-T24

Not Qualified

16384 bit

.001 Amp

200 ns

IMS1630LH-10

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,.56

SRAMs

1.27 mm

70 Cel

3-STATE

8KX8

8K

2 V

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

3.404 mm

8.4 mm

Not Qualified

65536 bit

4.5 V

e0

YES

.00007 Amp

18.1 mm

100 ns

IMS1620P-35S

STMicroelectronics

STANDARD SRAM

COMMERCIAL

22

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

110 mA

16384 words

COMMON

5

5

4

IN-LINE

DIP22,.3

SRAMs

2.54 mm

70 Cel

3-STATE

16KX4

16K

4.5 V

0 Cel

TIN LEAD

DUAL

R-PDIP-T22

Not Qualified

65536 bit

e0

.014 Amp

35 ns

M68AF031AL55NS1T

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

IMS1635P-25S

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

.00007 Amp

25 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.