CY7C187
Address Designators
Address
Name
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
Address
Function
X3
X4
X5
X6
X7
Y7
Y6
Y2
Y3
Y1
Y0
Y4
Y5
X0
X1
X2
Pin
Number
1
2
3
4
5
6
7
8
14
15
16
17
18
19
20
21
Truth Table
CE
H
L
L
WE
X
H
L
Input/Output
High Z
Data Out
Data In
Read
Write
Mode
Deselect/Power-Down
Ordering Information
[14]
Speed
(ns)
15
20
25
35
Ordering Code
CY7C187-15PC
CY7C187-15VC
CY7C187-20PC
CY7C187-20VC
CY7C187-25PC
CY7C187-25VC
CY7C187-35PC
CY7C187-35VC
Note:
14. For military variations, see the CY7C187A datasheet.
Package
Name
P9
V13
P9
V13
P9
V13
P9
V13
Package
Type
22-Lead (300-Mil) Molded DIP
24-Lead Molded SOJ
22-Lead (300-Mil) Molded DIP
24-Lead Molded SOJ
22-Lead (300-Mil) Molded DIP
24-Lead Molded SOJ
22-Lead (300-Mil) Molded DIP
24-Lead Molded SOJ
Operating
Range
Commercial
Commercial
Commercial
Commercial
Document #: 38-05044 Rev. **
Page 7 of 9
CYPRESS [ CYPRESS SEMICONDUCTOR ]
