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)

TMS27PC256-17NE4

Texas Instruments

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

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

170 ns

13

TMS27PC128-20NE

Texas Instruments

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

16KX8

16K

-40 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

200 ns

13

TMS27PC512-20NE

Texas Instruments

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

.00025 Amp

36.32 mm

200 ns

TMS27PC128-25NE

Texas Instruments

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

16KX8

16K

-40 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

250 ns

13

TMS27PC256-120NE4

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

120 ns

13

TMX27PC512NL

Texas Instruments

COMMERCIAL

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

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

524288 bit

250 ns

TMS27PC128-25NL4

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

250 ns

13

TMS27PC291-35FNL

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

35 mA

2048 words

COMMON

5

5

8

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

3-STATE

2KX8

2K

0 Cel

QUAD

S-PQCC-J28

5.5 V

4.57 mm

11.5062 mm

Not Qualified

16384 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.035 Amp

11.5062 mm

35 ns

13.5

TMX27PC512-2NL

Texas Instruments

COMMERCIAL

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

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

524288 bit

200 ns

TMX27PC512-30NL

Texas Instruments

COMMERCIAL

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

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

524288 bit

300 ns

TMS27PC512-25NE

Texas Instruments

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

.00025 Amp

36.32 mm

250 ns

TMX27PC128NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

16384 words

5

8

IN-LINE

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

5.08 mm

15.24 mm

Not Qualified

131072 bit

36.32 mm

250 ns

TMS27PC291-5FNL

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

35 mA

2048 words

COMMON

5

5

8

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

3-STATE

2KX8

2K

0 Cel

QUAD

S-PQCC-J28

5.25 V

4.57 mm

11.5062 mm

Not Qualified

16384 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.035 Amp

11.5062 mm

50 ns

13.5

TBP38S16X-25FN

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

TTL

J BEND

2048 words

5

5

8

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

2KX8

2K

0 Cel

QUAD

S-PQCC-J28

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

25 ns

TMS27PC512-2NL

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

200 ns

TMS27PC256-17NE

Texas Instruments

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

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

170 ns

13

TMS27PC256-150NL4

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

13

TMS27PC256-15NL4

Texas Instruments

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

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

13

TMX27PC256-2NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

DUAL

R-PDIP-T28

5.08 mm

15.24 mm

Not Qualified

262144 bit

36.32 mm

200 ns

TBP38S16XFK

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCN

SQUARE

CERAMIC

YES

TTL

NO LEAD

2048 words

5

5

8

CHIP CARRIER

LCC28,.45SQ

OTP ROMs

1.27 mm

70 Cel

2KX8

2K

0 Cel

QUAD

S-XQCC-N28

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TMS27PC256-1NE4

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

170 ns

13

TMS27PC256-30NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

32768 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

262144 bit

300 ns

12.5

TMS27PC512NL4

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

250 ns

TBP38S87-30FN

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

TTL

J BEND

160 mA

1024 words

5

5

8

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

1KX8

1K

0 Cel

QUAD

S-PQCC-J28

Not Qualified

8192 bit

NOT SPECIFIED

NOT SPECIFIED

30 ns

TMS27PC256-1NL

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

170 ns

13

TBP38R167-18FN

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

TTL

J BEND

2048 words

8

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

2KX8

2K

0 Cel

QUAD

S-PQCC-J28

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TMX27PC256-45NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

32768 words

5

8

IN-LINE

2.54 mm

70 Cel

3-STATE

32KX8

32K

0 Cel

DUAL

R-PDIP-T28

5.08 mm

15.24 mm

Not Qualified

262144 bit

36.32 mm

450 ns

TMS27PC512-10NE4

Texas Instruments

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

.00025 Amp

36.32 mm

100 ns

TBP38L16XFK

Texas Instruments

OTP ROM

MILITARY

28

QCCN

SQUARE

CERAMIC

YES

TTL

NO LEAD

2048 words

5

5

8

CHIP CARRIER

LCC28,.45SQ

OTP ROMs

1.27 mm

125 Cel

2KX8

2K

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

16384 bit

TMS27PC128-45NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

131072 bit

450 ns

12.5

TMS27PC512-100NE4

Texas Instruments

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

.00025 Amp

36.32 mm

100 ns

TMX27PC512-4NL

Texas Instruments

COMMERCIAL

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

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

524288 bit

450 ns

TMS27PC128-30NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

131072 bit

300 ns

12.5

TBP34SR167-30FN

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

TTL

J BEND

195 mA

4096 words

4

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

4KX4

4K

0 Cel

QUAD

S-PQCC-J28

Not Qualified

16384 bit

TMS27PC128-1NL4

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

13

TMX27PC128-45NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

16384 words

5

8

IN-LINE

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

5.08 mm

15.24 mm

Not Qualified

131072 bit

36.32 mm

450 ns

TMS27PC512-150NL4

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

TMS27PC512-120NL

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

120 ns

TMS27PC128-15NE

Texas Instruments

OTP ROM

INDUSTRIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

16KX8

16K

-40 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

13

JBP38S16XMFK

Texas Instruments

OTP ROM

MILITARY

28

QCCN

SQUARE

CERAMIC

YES

TTL

38535Q/M;38534H;883B

NO LEAD

2048 words

5

5

8

CHIP CARRIER

LCC28,.45SQ

OTP ROMs

1.27 mm

125 Cel

2KX8

2K

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TMS27PC256-120NE

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

120 ns

13

TMS27PC256-2NL4

Texas Instruments

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

DUAL

R-PDIP-T28

5.25 V

5.08 mm

15.24 mm

Not Qualified

262144 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

200 ns

13

TMS27PC128-20NL4

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

200 ns

13

TMS27PC64-15NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

8192 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

8KX8

8K

0 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

65536 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

12.5

TBP38L167-35FN

Texas Instruments

OTP ROM

COMMERCIAL

28

QCCJ

SQUARE

PLASTIC/EPOXY

YES

TTL

J BEND

2048 words

5

5

8

CHIP CARRIER

LDCC28,.5SQ

OTP ROMs

1.27 mm

70 Cel

2KX8

2K

0 Cel

QUAD

S-PQCC-J28

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

35 ns

TMS27PC128-4NL

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

Not Qualified

131072 bit

450 ns

12.5

TMS27PC512-20NL4

Texas Instruments

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

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

200 ns

TMS27PC128-15NL4

Texas Instruments

OTP ROM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

16384 words

COMMON

5

5

8

IN-LINE

DIP28,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

16KX8

16K

0 Cel

DUAL

R-PDIP-T28

5.5 V

5.08 mm

15.24 mm

Not Qualified

131072 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

36.32 mm

150 ns

13

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.