OTP ROM

Reset All
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)

TBP28SA46N1

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

135 mA

512 words

8

IN-LINE

DIP24,.3

OTP ROMs

2.54 mm

70 Cel

512X8

512

0 Cel

DUAL

R-PDIP-T24

Not Qualified

4096 bit

NOT SPECIFIED

NOT SPECIFIED

65 ns

TMS27PC512-20DDE4

Texas Instruments

OTP ROM

INDUSTRIAL

32

TSOP1

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSSOP32,.8,20

OTP ROMs

.5 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-PDSO-G32

5.5 V

1.2 mm

8 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

18.415 mm

200 ns

TBP18S42NP1

Texas Instruments

OTP ROM

COMMERCIAL

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

512 words

5

5

8

IN-LINE

DIP20,.3

OTP ROMs

2.54 mm

70 Cel

512X8

512

0 Cel

DUAL

R-PDIP-T20

Not Qualified

4096 bit

75 ns

TMS27PC32-2NL4

Texas Instruments

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

50 mA

4096 words

COMMON

5

5

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

4KX8

4K

0 Cel

DUAL

R-PDIP-T24

32768 bit

.00025 Amp

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

TMS27LV010A-25FML4

Texas Instruments

OTP ROM

COMMERCIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

30 mA

131072 words

COMMON

3.3

3.3/5

8

CHIP CARRIER

LDCC32,.5X.6

OTP ROMs

1.27 mm

70 Cel

3-STATE

128KX8

128K

0 Cel

QUAD

R-PQCC-J32

3.6 V

3.56 mm

11.43 mm

Not Qualified

1048576 bit

3 V

.000025 Amp

13.97 mm

250 ns

TMS27PC240-120FNL

Texas Instruments

OTP ROM

COMMERCIAL

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

262144 words

5

16

CHIP CARRIER

1.27 mm

70 Cel

3-STATE

256KX16

256K

0 Cel

QUAD

S-PQCC-J44

5.25 V

4.57 mm

16.5862 mm

Not Qualified

4194304 bit

4.75 V

16.5862 mm

120 ns

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

TBP38S85-30NT

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

1024 words

5

5

8

IN-LINE

DIP24,.3

OTP ROMs

2.54 mm

70 Cel

1KX8

1K

0 Cel

DUAL

R-PDIP-T24

Not Qualified

8192 bit

NOT SPECIFIED

NOT SPECIFIED

30 ns

TBP24SA10NP3

Texas Instruments

OTP ROM

COMMERCIAL

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

100 mA

256 words

5

5

4

IN-LINE

DIP16,.3

OTP ROMs

2.54 mm

70 Cel

256X4

256

0 Cel

DUAL

R-PDIP-T16

1024 bit

NOT SPECIFIED

NOT SPECIFIED

65 ns

TBP38SA166NW

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

2048 words

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

70 Cel

2KX8

2K

0 Cel

DUAL

R-PDIP-T24

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TBP28L166N1

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

2048 words

5

5

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

70 Cel

2KX8

2K

0 Cel

DUAL

R-PDIP-T24

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TBP28L85N

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

1024 words

5

5

8

IN-LINE

DIP24,.3

OTP ROMs

2.54 mm

70 Cel

1KX8

1K

0 Cel

DUAL

R-PDIP-T24

Not Qualified

8192 bit

NOT SPECIFIED

NOT SPECIFIED

TMS27PC510-15NL

Texas Instruments

OTP ROM

COMMERCIAL

32

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP32,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

DUAL

R-PDIP-T32

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

41.4 mm

150 ns

TBP34SA162N

Texas Instruments

OTP ROM

COMMERCIAL

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

4096 words

4

IN-LINE

DIP20,.3

OTP ROMs

2.54 mm

70 Cel

4KX4

4K

0 Cel

DUAL

R-PDIP-T20

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TMS27PC040-10FML

Texas Instruments

OTP ROM

COMMERCIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

50 mA

524288 words

COMMON

5

5

8

CHIP CARRIER

LDCC32,.5X.6

OTP ROMs

1.27 mm

70 Cel

3-STATE

512KX8

512K

0 Cel

QUAD

R-PQCC-J32

5.5 V

3.56 mm

11.43 mm

Not Qualified

4194304 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

13.97 mm

100 ns

TMS27PC010A-15FME

Texas Instruments

OTP ROM

INDUSTRIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

30 mA

131072 words

COMMON

5

5

8

CHIP CARRIER

LDCC32,.5X.6

OTP ROMs

1.27 mm

85 Cel

3-STATE

128KX8

128K

-40 Cel

QUAD

R-PQCC-J32

5.5 V

3.56 mm

11.43 mm

Not Qualified

1048576 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

13.97 mm

150 ns

TBP28S2708N

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

175 mA

1024 words

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

70 Cel

1KX8

1K

0 Cel

DUAL

R-PDIP-T24

Not Qualified

8192 bit

NOT SPECIFIED

NOT SPECIFIED

70 ns

TBP34SA10N

Texas Instruments

OTP ROM

COMMERCIAL

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

256 words

5

5

4

IN-LINE

DIP16,.3

OTP ROMs

2.54 mm

70 Cel

256X4

256

0 Cel

DUAL

R-PDIP-T16

Not Qualified

1024 bit

NOT SPECIFIED

NOT SPECIFIED

TMS27PC510-20FML

Texas Instruments

OTP ROM

COMMERCIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

CHIP CARRIER

LDCC32,.5X.6

OTP ROMs

1.27 mm

70 Cel

3-STATE

64KX8

64K

0 Cel

QUAD

R-PQCC-J32

5.5 V

3.56 mm

11.43 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

13.97 mm

200 ns

TBP18S42J

Texas Instruments

OTP ROM

COMMERCIAL

20

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

512 words

5

5

8

IN-LINE

DIP20,.3

OTP ROMs

2.54 mm

70 Cel

512X8

512

0 Cel

DUAL

R-XDIP-T20

Not Qualified

4096 bit

NOT SPECIFIED

NOT SPECIFIED

75 ns

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

TBP24S10N1

Texas Instruments

OTP ROM

COMMERCIAL

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

100 mA

256 words

5

5

4

IN-LINE

DIP16,.3

OTP ROMs

2.54 mm

70 Cel

256X4

256

0 Cel

DUAL

R-PDIP-T16

Not Qualified

1024 bit

NOT SPECIFIED

NOT SPECIFIED

55 ns

TMS27PC256-25FME4

Texas Instruments

OTP ROM

INDUSTRIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

30 mA

32768 words

COMMON

5

5

8

CHIP CARRIER

LDCC32,.5X.6

OTP ROMs

1.27 mm

85 Cel

3-STATE

32KX8

32K

-40 Cel

QUAD

R-PQCC-J32

5.5 V

3.56 mm

11.43 mm

Not Qualified

262144 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

13.97 mm

250 ns

13

TBP24SA41J4

Texas Instruments

OTP ROM

COMMERCIAL

18

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

1024 words

4

IN-LINE

DIP18,.3

OTP ROMs

2.54 mm

70 Cel

1KX4

1K

0 Cel

DUAL

R-XDIP-T18

4096 bit

NOT SPECIFIED

NOT SPECIFIED

60 ns

CBP28L22MJ

Texas Instruments

OTP ROM

MILITARY

20

DIP

RECTANGULAR

CERAMIC

NO

TTL

MIL-STD-883 Class B (Modified)

THROUGH-HOLE

256 words

5

5

8

IN-LINE

DIP20,.3

OTP ROMs

2.54 mm

125 Cel

256X8

256

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

2048 bit

NOT SPECIFIED

NOT SPECIFIED

75 ns

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

TMS27PC510-15NE

Texas Instruments

OTP ROM

INDUSTRIAL

32

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

65536 words

COMMON

5

5

8

IN-LINE

DIP32,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

64KX8

64K

-40 Cel

DUAL

R-PDIP-T32

5.5 V

5.08 mm

15.24 mm

Not Qualified

524288 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.00025 Amp

41.4 mm

150 ns

TMS27PC010A-12NE

Texas Instruments

OTP ROM

INDUSTRIAL

32

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

131072 words

COMMON

5

5

8

IN-LINE

DIP32,.6

OTP ROMs

2.54 mm

85 Cel

3-STATE

128KX8

128K

-40 Cel

DUAL

R-PDIP-T32

5.5 V

5.08 mm

15.24 mm

Not Qualified

1048576 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

41.4 mm

120 ns

SN54S450J

Texas Instruments

OTP ROM

MILITARY

24

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

1024 words

5

5

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

125 Cel

1KX8

1K

-55 Cel

DUAL

R-XDIP-T24

Not Qualified

8192 bit

NOT SPECIFIED

NOT SPECIFIED

TBP28S86AJW

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

BIPOLAR

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

1024 words

5

5

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

70 Cel

1KX8

1K

0 Cel

DUAL

R-GDIP-T24

5.25 V

5.7 mm

15.24 mm

Not Qualified

8192 bit

4.75 V

NOT SPECIFIED

NOT SPECIFIED

32.07 mm

65 ns

SN54S188W

Texas Instruments

OTP ROM

MILITARY

16

DFP

RECTANGULAR

CERAMIC

YES

TTL

FLAT

110 mA

32 words

5

5

8

FLATPACK

FL16,.3

OTP ROMs

1.27 mm

125 Cel

32X8

32

-55 Cel

DUAL

R-XDFP-F16

Not Qualified

50 ns

SN74S477NP1

Texas Instruments

OTP ROM

COMMERCIAL

18

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

1024 words

4

IN-LINE

DIP18,.3

OTP ROMs

2.54 mm

70 Cel

1KX4

1K

0 Cel

DUAL

R-PDIP-T18

Not Qualified

4096 bit

NOT SPECIFIED

NOT SPECIFIED

TBP24SA10N1

Texas Instruments

OTP ROM

COMMERCIAL

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

TTL

THROUGH-HOLE

100 mA

256 words

5

5

4

IN-LINE

DIP16,.3

OTP ROMs

2.54 mm

70 Cel

256X4

256

0 Cel

DUAL

R-PDIP-T16

Not Qualified

1024 bit

NOT SPECIFIED

NOT SPECIFIED

65 ns

TMS27PC020-10FME

Texas Instruments

OTP ROM

INDUSTRIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

30 mA

262144 words

COMMON

5

5

8

CHIP CARRIER

LDCC32,.5X.6

OTP ROMs

1.27 mm

85 Cel

3-STATE

256KX8

256K

-40 Cel

QUAD

R-PQCC-J32

5.5 V

3.56 mm

11.43 mm

Not Qualified

2097152 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

13.97 mm

100 ns

TMS27C212-120RB

Texas Instruments

OTP ROM

COMMERCIAL

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

CMOS

J BEND

65536 words

COMMON

5

5

16

CHIP CARRIER

LDCC44,.7SQ

OTP ROMs

1.27 mm

70 Cel

3-STATE

64KX16

64K

0 Cel

QUAD

S-PQCC-J44

Not Qualified

1048576 bit

.0005 Amp

120 ns

TMS27C128-2FML

Texas Instruments

OTP ROM

COMMERCIAL

QCCJ

PLASTIC/EPOXY

YES

CMOS

J BEND

30 mA

16384 words

COMMON

5

5

8

CHIP CARRIER

LDCC(UNSPEC)

OTP ROMs

70 Cel

3-STATE

16KX8

16K

0 Cel

QUAD

Not Qualified

131072 bit

.00025 Amp

200 ns

12.5

TBP18SA46JP4

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

155 mA

512 words

8

IN-LINE

DIP24,.6

OTP ROMs

2.54 mm

70 Cel

512X8

512

0 Cel

DUAL

R-XDIP-T24

4096 bit

75 ns

TBP24S41J4

Texas Instruments

OTP ROM

COMMERCIAL

18

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

1024 words

5

5

4

IN-LINE

DIP18,.3

OTP ROMs

2.54 mm

70 Cel

1KX4

1K

0 Cel

DUAL

R-XDIP-T18

4096 bit

NOT SPECIFIED

NOT SPECIFIED

60 ns

TMS27PC010A-20NL

Texas Instruments

OTP ROM

COMMERCIAL

32

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

30 mA

131072 words

COMMON

5

5

8

IN-LINE

DIP32,.6

OTP ROMs

2.54 mm

70 Cel

3-STATE

128KX8

128K

0 Cel

DUAL

R-PDIP-T32

5.5 V

5.08 mm

15.24 mm

Not Qualified

1048576 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.0001 Amp

41.4 mm

200 ns

TMS27PC256FME-12

Texas Instruments

OTP ROM

INDUSTRIAL

32

QCCJ

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

J BEND

PARALLEL

ASYNCHRONOUS

32768 words

5

8

CHIP CARRIER

1.27 mm

85 Cel

32KX8

32K

-40 Cel

QUAD

R-PQCC-J32

5.25 V

3.56 mm

11.43 mm

Not Qualified

262144 bit

4.75 V

13.97 mm

120 ns

SN74S470J4

Texas Instruments

OTP ROM

COMMERCIAL

20

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

256 words

5

5

8

IN-LINE

DIP20,.3

OTP ROMs

2.54 mm

70 Cel

256X8

256

0 Cel

DUAL

R-XDIP-T20

2048 bit

70 ns

TBP28SA46J

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

135 mA

512 words

8

IN-LINE

DIP24,.3

OTP ROMs

2.54 mm

70 Cel

512X8

512

0 Cel

DUAL

R-XDIP-T24

Not Qualified

4096 bit

NOT SPECIFIED

NOT SPECIFIED

65 ns

TMS27PC291-35NL

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

THROUGH-HOLE

PARALLEL

ASYNCHRONOUS

35 mA

2048 words

COMMON

5

5

8

IN-LINE

DIP24,.3

OTP ROMs

2.54 mm

70 Cel

3-STATE

2KX8

2K

0 Cel

DUAL

R-PDIP-T24

5.5 V

5.08 mm

15.24 mm

Not Qualified

16384 bit

4.5 V

NOT SPECIFIED

NOT SPECIFIED

.035 Amp

31.75 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

TBP38S165JT

Texas Instruments

OTP ROM

COMMERCIAL

24

DIP

RECTANGULAR

CERAMIC

NO

TTL

THROUGH-HOLE

2048 words

5

5

8

IN-LINE

DIP24,.3

OTP ROMs

2.54 mm

70 Cel

2KX8

2K

0 Cel

DUAL

R-XDIP-T24

Not Qualified

16384 bit

NOT SPECIFIED

NOT SPECIFIED

TMS27PC240-15FML

Texas Instruments

OTP ROM

COMMERCIAL

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

CMOS

J BEND

50 mA

262144 words

COMMON

5

5

16

CHIP CARRIER

LDCC44,.7SQ

OTP ROMs

1.27 mm

70 Cel

3-STATE

256KX16

256K

0 Cel

QUAD

S-PQCC-J44

Not Qualified

4194304 bit

.0001 Amp

150 ns

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.