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TMS27PC12820NL4 Datasheet(PDF) 1 Page - Texas Instruments

Part # TMS27PC12820NL4
Description  131 072-BIT UV ERASABLE PROGRAMMABLE READ-ONLY MEMORY
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TMS27PC12820NL4 Datasheet(HTML) 1 Page - Texas Instruments

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TMS27C128 131 072-BIT UV ERASABLE PROGRAMMABLE READ-ONLY MEMORY
TMS27PC128 131 072-BIT PROGRAMMABLE READ-ONLY MEMORY
SMLS128E–OCTOBER 1984–REVISED JANUARY 1993
POST OFFICE BOX 1443
HOUSTON, TEXAS
77251–1443
Copyright
© 1993, Texas Instruments Incorporated
1
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
120 ns
’27C/PC128-15
150 ns
’27C/PC128-20
200 ns
’27C/PC128-25
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 (V
CC = 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.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VPP
A12
A7
A6
A5
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
GND
VCC
PGM
A13
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
J AND N PACKAGES
(TOP VIEW)
32 1 32 31
14
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
A8
A9
A11
NC
G
A10
E
DQ7
DQ6
A6
A5
A4
A3
A2
A1
A0
NC
DQ0
430
15 16 17 18 19
FM PACKAGE
(TOP VIEW)
20
PIN NOMENCLATURE
A0–A13
Address Inputs
E
Chip Enable/Powerdown
G
Output Enable
GND
Ground
NC
No Connection
NU
Make No External Connection
PGM
Program
DQ0–DQ7
Inputs (programming)/Outputs
VCC
5-V Power Supply
VPP
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.


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