28 OTP ROM 1,606

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Part RoHS Manufacturer Memory IC Type Temperature Grade No. of Terminals Package Code 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 Input/Output Type Nominal Supply Voltage / Vsup (V) Power Supplies (V) Memory Width Package Style (Meter) Package Equivalence Code Alternate Memory Width Sub-Category Minimum Data Retention Time Terminal Pitch Maximum Operating Temperature Reverse Pinout Output Characteristics Organization No. of Words Code Minimum Operating Temperature Terminal Finish Terminal Position No. of Ports Write Protection JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Endurance 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 Length Maximum Access Time Programming Voltage (V)

M27C512-15XN1XTR

STMicroelectronics

COMMERCIAL

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

524288 bit

e0

.0001 Amp

150 ns

M27C512-60XN6XTR

STMicroelectronics

INDUSTRIAL

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

524288 bit

e0

.0001 Amp

60 ns

M27C256B-70N3X

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.0001 Amp

11.8 mm

70 ns

12.75

M27C512-25XB3E

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.83 mm

250 ns

M27C256B-45XB3

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

36.83 mm

45 ns

12.75

M27C256B-15XB1

STMicroelectronics

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0002 Amp

36.83 mm

150 ns

12.75

M27C512-15N6E

STMicroelectronics

OTP ROM

INDUSTRIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.5 V

e3/e6

NOT SPECIFIED

260

.0001 Amp

11.8 mm

150 ns

M27C512-15XB3

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.83 mm

150 ns

M27C256B-10N7

STMicroelectronics

INDUSTRIAL

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

105 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

Not Qualified

262144 bit

e0

.0001 Amp

100 ns

12.75

M27C512-70B6E

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e3

.0001 Amp

36.83 mm

70 ns

M27C256B-25XB7X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE

2.54 mm

105 Cel

32KX8

32K

-40 Cel

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

37.085 mm

150 ns

M27C256B-45N3TR

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.0001 Amp

11.8 mm

45 ns

12.75

M27C512-60XB3E

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.83 mm

60 ns

M27C512-80N6F

STMicroelectronics

OTP ROM

INDUSTRIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.5 V

e3/e6

NOT SPECIFIED

260

.0001 Amp

11.8 mm

80 ns

M27C512-90XN1TR

STMicroelectronics

OTP ROM

COMMERCIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

11.8 mm

90 ns

WS57C256F-55P

STMicroelectronics

OTP ROM

COMMERCIAL

28

WDIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

50 mA

32768 words

COMMON

5

5

8

IN-LINE, WINDOW

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

TIN LEAD

DUAL

R-PDIP-T28

5.5 V

4.83 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

e0

.0005 Amp

36.83 mm

55 ns

12.75

M27C512-12XN6X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-PDSO-G28

5.25 V

1.2 mm

8 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

11.8 mm

120 ns

M27C512-80XB6

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

36.83 mm

80 ns

M27C256B-20M3

STMicroelectronics

AUTOMOTIVE

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.4

OTP ROMs

1.27 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

Not Qualified

262144 bit

e0

.0001 Amp

200 ns

12.75

M27C256B-20B6

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-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

.0001 Amp

36.83 mm

150 ns

12.75

M27C256B-90XB6X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

37.085 mm

90 ns

12.75

M27C512-25XB7

STMicroelectronics

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

105 Cel

3-STATE

64KX8

64K

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T28

Not Qualified

524288 bit

e0

.0002 Amp

250 ns

M27C256B-15XM6

STMicroelectronics

OTP ROM

INDUSTRIAL

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE

SOP28,.5

OTP ROMs

1.27 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.25 V

3.05 mm

8.4 mm

Not Qualified

262144 bit

4.75 V

e0

.0002 Amp

18.1 mm

150 ns

12.75

M27C512-25B1

STMicroelectronics

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

TIN LEAD

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e0

.0001 Amp

36.83 mm

250 ns

M27C512-25XN1F

STMicroelectronics

OTP ROM

COMMERCIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.75 V

e3/e6

NOT SPECIFIED

260

.0001 Amp

11.8 mm

250 ns

M27C512-45XB6X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

37.085 mm

45 ns

M27C512-15XN6XTR

STMicroelectronics

INDUSTRIAL

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

524288 bit

e0

.0001 Amp

150 ns

M27C512-60XN3TR

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

11.8 mm

60 ns

M27C256B-10B1

STMicroelectronics

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

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

.0001 Amp

36.83 mm

100 ns

12.75

M27C256B-10N3X

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.0001 Amp

11.8 mm

100 ns

12.75

M27C512-20XB6

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

36.83 mm

200 ns

M27C512-25N6F

STMicroelectronics

OTP ROM

INDUSTRIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.5 V

e3/e6

NOT SPECIFIED

260

.0001 Amp

11.8 mm

250 ns

M27C256B-60XB3

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

36.83 mm

60 ns

12.75

M27C512-80XN6XTR

STMicroelectronics

INDUSTRIAL

28

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

524288 bit

e0

.0001 Amp

80 ns

M27C512-15N3

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.5 V

e0

.0001 Amp

11.8 mm

150 ns

M27C512-80N6X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

11.8 mm

80 ns

M27C512-12N6F

STMicroelectronics

OTP ROM

INDUSTRIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.5 V

e3/e6

NOT SPECIFIED

260

.0001 Amp

11.8 mm

120 ns

M27C256B-70N3TR

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

32KX8

32K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.0001 Amp

11.8 mm

70 ns

12.75

M27C256B-60XB7X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE

2.54 mm

105 Cel

32KX8

32K

-40 Cel

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

37.085 mm

60 ns

M27C512-10XN3F

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN/TIN BISMUTH

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.75 V

e3/e6

NOT SPECIFIED

260

.0001 Amp

11.8 mm

100 ns

M27C256B-10N1

STMicroelectronics

OTP ROM

COMMERCIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.0002 Amp

11.8 mm

100 ns

12.75

M27C512-10XN3TR

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

11.8 mm

100 ns

M27C512-60XN1TR

STMicroelectronics

OTP ROM

COMMERCIAL

28

LSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSSOP28,.53,22

OTP ROMs

.55 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.25 mm

8 mm

Not Qualified

524288 bit

4.75 V

e0

.0001 Amp

11.8 mm

60 ns

M27C512-70XB3E

STMicroelectronics

OTP ROM

AUTOMOTIVE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

125 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

e3

.0001 Amp

36.83 mm

70 ns

M27C512-90B6E

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

e3

.0001 Amp

36.83 mm

90 ns

M27C512-20B6X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

37.085 mm

150 ns

M27C256B-60N1X

STMicroelectronics

OTP ROM

COMMERCIAL

28

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP28,.53,22

OTP ROMs

.55 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

TIN LEAD

DUAL

R-PDSO-G28

5.5 V

1.2 mm

8 mm

Not Qualified

262144 bit

4.5 V

e0

.0001 Amp

11.8 mm

60 ns

12.75

M27C256B-15XB6X

STMicroelectronics

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

MATTE TIN

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

e3

.0001 Amp

37.085 mm

150 ns

12.75

OTP ROM

OTP ROM, or One-Time Programmable Read-Only Memory, is a type of non-volatile computer memory that is programmed once and cannot be reprogrammed. OTP ROM is used to store data that needs to be permanently stored and cannot be changed or updated in the future.

OTP ROM is created using a process similar to that used to manufacture Mask ROM. However, instead of programming the memory during the manufacturing process, OTP ROM is programmed after the manufacturing process, but before it is delivered to the customer. This allows the customer to program the memory with the data that they need to store permanently.

OTP ROM is commonly used in devices such as microcontrollers, smart cards, and other electronic devices that require permanent storage of data. It is ideal for storing critical data, such as system settings, encryption keys, and other sensitive information that needs to be permanently stored and cannot be changed or updated in the future.