PRODUCT SELECTOR GUIDE
Family Part Number
Am27C512
V
V
= 5.0 V ± 5%
= 5.0 V ± 10%
-55
-55
55
-255
CC
CC
Speed Options
-70
70
70
40
-90
90
90
40
-120
120
120
50
-150
150
150
50
-200
200
200
50
Max Access Time (ns)
CE# (E#) Access (ns)
OE# (G#) Access (ns)
250
250
50
55
35
CONNECTION DIAGRAMS
Top View
DIP
PLCC
1
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
A15
A12
A7
4
3
2
1 32 31 30
2
A14
A13
A8
A6
5
6
A8
A9
29
3
A5
28
A6
4
A4
A3
7
A11
NC
27
26
25
24
23
22
21
A5
A9
5
8
A4
A11
6
A2
9
OE# (G#)/VPP
A10
A3
OE# (G#)/VPP
A10
7
A1
10
11
12
13
A2
8
A0
CE# (E#)
DQ7
A1
CE# (E#)
DQ7
9
NC
DQ0
A0
10
11
12
13
14
DQ6
DQ0
DQ6
16 17
19 20
18
15
14
DQ1
DQ2
VSS
DQ5
DQ4
DQ3
08140I-3
08140I-2
Notes:
1. JEDEC nomenclature is in parenthesis.
2. Don’t use (DU) for PLCC.
PIN DESIGNATIONS
LOGIC SYMBOL
A0–A15
= Address Inputs
CE# (E#)
DQ0–DQ7
= Chip Enable Input
= Data Input/Outputs
16
8
A0–A15
OE# (G#)/VPP = Output Enable Input
Program Voltage Input
DQ0–DQ7
CE# (E#)
VCC
VSS
NC
= VCC Supply Voltage
= Ground
OE# (G#)/VPP
= No Internal Connection
08140I-4
2
Am27C512