TMS27PC128 Datasheet: Programmable ROM





TMS27PC128 Datasheet PDF

Part Number TMS27PC128
Description Programmable ROM
Manufacture etcTI
Total Page 14 Pages
PDF Download Download TMS27PC128 Datasheet PDF

Features: TMS27C128 131 072-BIT UV ERASABLE PROGRA MMABLE READ-ONLY MEMORY TMS27PC128 131 072-BIT PROGRAMMABLE READ-ONLY MEMORY This Data Sheet is Applicable to All TM S27C128s and TMS27PC128s Symbolized wit h Code “B” as Described on Page 12. • Organization . . . 16K × 8 • Single 5-V Power Supply • Pin Compat ible With Existing 128K MOS ROMs, PROMs , and EPROMs • All Inputs/Outputs Fu lly TTL Compatible • Max Access/Min Cycle Times VCC ± 10% ’27C128-12 27C/PC128-15 ’27C/PC128-20 ’27C/PC 128-25 120 ns 150 ns 200 ns 250 ns Power Saving CMOS Technology • Ver y High-Speed SNAP! Pulse Programming 3-State Output Buffers • 400-mV M inimum DC Noise Immunity With Standard TTL Loads • Latchup Immunity of 250 mA on All Input and Output Lines • L ow Power Dissipation ( VCC = 5.25 V ) Active . . . 158 mW Worst Case – S tandby . . . 1.4 mW Worst Case (CMOS In put Levels) • PEP4 Version Available With 168-Hour Burn-In and Choices of Operating Temperature Ranges • 128K EPROM Available With MIL-STD-8.

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TMS27PC128 datasheet
TMS27C128 131 072-BIT UV ERASABLE PROGRAMMABLE READ-ONLY MEMORY
TMS27PC128 131 072-BIT PROGRAMMABLE READ-ONLY MEMORY
This Data Sheet is Applicable to All
TMS27C128s and TMS27PC128s Symbolized
with Code “B” as Described on Page 12.
Organization . . . 16K × 8
Single 5-V Power Supply
Pin Compatible With Existing 128K MOS
ROMs, PROMs, and EPROMs
All Inputs/Outputs Fully TTL Compatible
Max Access/Min Cycle Times
VCC ± 10%
’27C128-12
’27C/PC128-15
’27C/PC128-20
’27C/PC128-25
120 ns
150 ns
200 ns
250 ns
Power Saving CMOS Technology
Very High-Speed SNAP! Pulse Programming
3-State Output Buffers
400-mV Minimum DC Noise Immunity With
Standard TTL Loads
Latchup Immunity of 250 mA on All Input
and Output Lines
Low Power Dissipation ( VCC = 5.25 V )
– Active . . . 158 mW Worst Case
– Standby . . . 1.4 mW Worst Case
(CMOS Input Levels)
PEP4 Version Available With 168-Hour
Burn-In and Choices of Operating
Temperature Ranges
128K EPROM Available With MIL-STD-883C
Class B High-Reliability Processing
(SMJ27C128)
description
The TMS27C128 series are 131 072-bit,
ultraviolet-light
erasable,
electrically
programmable read-only memories.
The TMS27PC128 series are 131 072-bit, one
time electrically programmable read-only
memories.
SMLS128E–OCTOBER 1984–REVISED JANUARY 1993
J AND N PACKAGES
(TOP VIEW)
VPP
A12
A7
A6
A5
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28 VCC
27 PGM
26 A13
25 A8
24 A9
23 A11
22 G
21 A10
20 E
19 DQ7
18 DQ6
17 DQ5
16 DQ4
15 DQ3
FM PACKAGE
(TOP VIEW)
A6
A5
A4
A3
A2
A1
A0
NC
DQ0
4 3 2 1 32 31 30
5 29
6 28
7 27
8 26
9 25
10 24
11 23
12 22
13 21
14 15 16 17 18 19 20
A8
A9
A11
NC
G
A10
E
DQ7
DQ6
PIN NOMENCLATURE
A0–A13
E
G
GND
NC
NU
PGM
DQ0–DQ7
VCC
VPP
Address Inputs
Chip Enable/Powerdown
Output Enable
Ground
No Connection
Make No External Connection
Program
Inputs (programming)/Outputs
5-V Power Supply
12-13 V Programming Power Supply
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
POST OFFICE BOX 1443 HOUSTON, TEXAS
77251–1443
Copyright © 1993, Texas Instruments Incorporated
1

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