AMD27C64 Datasheet, PDF (2/11 Pages) Advanced Micro Devices – 64 Kilobit (8,192 x 8-Bit) CMOS EPROM

PRODUCT SELECTOR GUIDE
Family Part No.
Ordering Part No:
VCC ± 5%
VCC ± 10%
Max Access Time (ns)
CE (E) Access Time (ns)
OE (G) Access Time (ns)
-45
-55
-70
45
55
70
45
55
70
30
35
40
CONNECTION DIAGRAMS
Top View
DIP
VPP ¹
A12 2
A7 3
A6 ⁴
A5 5
A4 6
A3 7
A2 ⁸
A1 9
A0 10
DQ0 11
DQ1 12
DQ2 ¹³
VSS ¹⁴
28 _VCC
27 _{PGM (P)}
26 NC
25 _A8
24 A9
23 A11
22 _{OE (G)}
21 _A10
20 _{CE (E)}
19 DQ7
18 DQ6
17 DQ5
16 DQ4
15 DQ3
11419D-2
Notes:
1. JEDEC nomenclature is in parentheses.
AMD
Am27C64
-90
-120
-150
90
120
150
90
120
150
40
50
50
-200
200
200
50
-255
250
250
50
PLCC
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
OE (G)
A10
CE (E)
DQ7
DQ6
11419D-3
PIN DESIGNATIONS
A0–A12 = Address Inputs
CE (E)
= Chip Enable
DQ0–DQ7
OE (G)
PGM (P)
= Data Inputs/Outputs
= Output Enable Input
= Program Enable Input
VCC
= VCC Supply Voltage
VPP
= Program Voltage Input
VSS
= Ground
NC
= No Internal Connection
DU
= No External Connection (Don’t Use)
LOGIC SYMBOL
13
A0–A12
CE (E)
PGM (P)
OE (G)
8
DQ0–DQ7
11419D-4
Am27C64
2-11