28 EPROM 1,300

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Part RoHS Manufacturer Memory IC Type Temperature Grade No. of Terminals Package Code Package Shape 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 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 Output Characteristics Organization No. of Words Code Minimum Operating Temperature Terminal Finish Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height 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 Length Maximum Access Time Programming Voltage (V)

M27C64A-30F1

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

8192 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

0 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

65536 bit

4.5 V

e3

.0001 Amp

36.92 mm

300 ns

12.5

M27C256B-15F3

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

150 ns

12.75

M27C256B-90F7

STMicroelectronics

INDUSTRIAL

28

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

EPROMs

2.54 mm

105 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-XDIP-T28

Not Qualified

262144 bit

e0

.0001 Amp

90 ns

12.75

M27C256B-20XF7X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE, WINDOW

2.54 mm

105 Cel

32KX8

32K

-40 Cel

DUAL

R-GDIP-T28

5.25 V

5.71 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

150 ns

M27C256B-12F1X

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

120 ns

12.75

M27C512-80F6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

80 ns

M27C256B-10F6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

100 ns

12.75

M27C512-90F1X

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

90 ns

M27C512-15F3E

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e3

.0001 Amp

36.92 mm

150 ns

M27C256B-10XF7X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE, WINDOW

2.54 mm

105 Cel

32KX8

32K

-40 Cel

DUAL

R-GDIP-T28

5.25 V

5.71 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

100 ns

M27C256B-20F6L

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-GDIP-T28

5.5 V

5.71 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e0

.0001 Amp

200 ns

12.75

M27C256B-80F1

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

80 ns

12.75

M27C128A-20F6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

16KX8

16K

-40 Cel

TIN

DUAL

R-GDIP-T28

5.5 V

5.71 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

e3

.0001 Amp

200 ns

12.75

M27C512-45XF6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

45 ns

M27C256B-80XF1

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

TIN LEAD

DUAL

R-CDIP-T28

5.25 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e0

.0001 Amp

36.92 mm

80 ns

12.75

M27C512-70XF3E

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.92 mm

70 ns

M27C256B-60F1

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

60 ns

12.75

M27C512-25XF6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

150 ns

M27C256B-20XF6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

36.92 mm

150 ns

12.75

M27C256B-20F1E

STMicroelectronics

UVPROM

COMMERCIAL

28

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE

2.54 mm

70 Cel

32KX8

32K

0 Cel

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

36.92 mm

150 ns

M27C512-25F3

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e0

.0001 Amp

36.92 mm

250 ns

M27C512-15XF3E

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.92 mm

150 ns

M27C256B-10XF6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

36.92 mm

100 ns

12.75

M27C256B-15XF3

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.25 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

36.92 mm

150 ns

12.75

M27C256B-80XF1L

STMicroelectronics

COMMERCIAL

28

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

TIN LEAD

DUAL

R-XDIP-T28

Not Qualified

262144 bit

e0

.0001 Amp

80 ns

12.75

M27C256B-80F1X

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

80 ns

12.75

M27C256B-70F3

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

70 ns

12.75

M27C256B-80F7

STMicroelectronics

INDUSTRIAL

28

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

EPROMs

2.54 mm

105 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-XDIP-T28

Not Qualified

262144 bit

e0

.0001 Amp

80 ns

12.75

M27C512-80XF3E

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.92 mm

80 ns

M27C512-20F6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e0

.0001 Amp

36.92 mm

200 ns

M27C512-10XF6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.92 mm

100 ns

M27C512-70F3X

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

70 ns

M27C256B-15XF1X

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

36.92 mm

150 ns

12.75

M27C512-90XF6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.92 mm

90 ns

M27C512-70F6E

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e3

.0001 Amp

36.92 mm

70 ns

M27C512-20F7

STMicroelectronics

INDUSTRIAL

28

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

EPROMs

2.54 mm

105 Cel

3-STATE

64KX8

64K

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T28

Not Qualified

524288 bit

e0

.0002 Amp

200 ns

M27C256B-45XF7

STMicroelectronics

INDUSTRIAL

28

DIP

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

EPROMs

2.54 mm

105 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-XDIP-T28

Not Qualified

262144 bit

e0

.0001 Amp

45 ns

12.75

M27C512-60XF6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

60 ns

M27C512-25XF6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

36.92 mm

250 ns

M27C512-60F3

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e0

.0001 Amp

36.92 mm

60 ns

M27C512-20F1X

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

150 ns

M27C512-60XF3E

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.92 mm

60 ns

M27C256B-45F6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

45 ns

12.75

M27C512-25XF3

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-GDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

36.92 mm

250 ns

M27C256B-10F6

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.5 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

100 ns

12.75

M27C512-60XF3X

STMicroelectronics

UVPROM

AUTOMOTIVE

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-GDIP-T28

5.25 V

5.97 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

36.92 mm

60 ns

M27C256B-80F6X

STMicroelectronics

UVPROM

INDUSTRIAL

28

WDIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-GDIP-T28

5.5 V

5.97 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e3

.0001 Amp

36.92 mm

80 ns

12.75

M27C256B-20XF1

STMicroelectronics

UVPROM

COMMERCIAL

28

WDIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

EPROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-CDIP-T28

5.25 V

5.72 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0002 Amp

36.92 mm

150 ns

12.75

EPROM

EPROM, or Erasable Programmable Read-Only Memory, is a type of non-volatile computer memory that can be programmed and erased multiple times. EPROM was commonly used in computer systems and electronic devices in the 1970s and 1980s, but has largely been replaced by more advanced memory technologies.

EPROM works by storing data in a grid of memory cells that can be individually programmed and erased using ultraviolet light. Each memory cell consists of a transistor and a floating gate. To program the memory cell, a high voltage is applied to the transistor, which charges the floating gate. To erase the memory cell, ultraviolet light is applied to the chip, which removes the charge from the floating gate. The programming and erasing process can be repeated multiple times, making EPROM a reprogrammable memory technology.

EPROM has several advantages over other types of computer memory, such as ROM and RAM. EPROM can be reprogrammed multiple times, which makes it a versatile and flexible memory technology. EPROM is also non-volatile, which means that it can store data even when the power is turned off. This makes it ideal for storing critical data, such as system settings and firmware.