CY7C185 Datasheet, PDF (8/11 Pages) Cypress Semiconductor – 8K x 8 Static RAM

CY7C185
Truth Table
CE₁
CE₂
WE
OE
Input/Output
H
X
X
X
High Z
X
L
X
X
High Z
L
H
H
L
Data Out
L
H
L
X
Data In
L
H
H
H
High Z
Mode
Deselect/Power-Down
Deselect/Power-Down
Read
Write
Deselect
Address Designators
Address
Name
A4
A5
A6
A7
A8
Address
Function
X3
X4
X5
X6
X7
A9
Y1
A10
Y4
A11
Y3
A12
Y0
A0
Y2
A1
X0
A2
X1
A3
X2
Pin
Number
2
3
4
5
6
7
8
9
10
21
23
24
25
Ordering Information
Speed
(ns)
15
20
Ordering Code
CY7C185-15PC
CY7C185-15SC
CY7C185-15VC
CY7C185-15VI
CY7C185-20PC
CY7C185-20SC
CY7C185-20VC
CY7C185-20VI
25 CY7C185-25PC
CY7C185-25SC
CY7C185-25VC
CY7C185-25VI
35 CY7C185-35PC
CY7C185-35SC
CY7C185-35VC
CY7C185-35VI
Package
Name
P21
S21
V21
V21
P21
S21
V21
V21
P21
S21
V21
V21
P21
S21
V21
V21
Package Type
28-Lead (300-Mil) Molded DIP
28-Lead Molded SOIC
28-Lead Molded SOJ
28-Lead Molded SOJ
28-Lead (300-Mil) Molded DIP
28-Lead Molded SOIC
28-Lead Molded SOJ
28-Lead Molded SOJ
28-Lead (300-Mil) Molded DIP
28-Lead Molded SOIC
28-Lead Molded SOJ
28-Lead Molded SOJ
28-Lead (300-Mil) Molded DIP
28-Lead Molded SOIC
28-Lead Molded SOJ
28-Lead Molded SOJ
Operating
Range
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Document #: 38-05043 Rev. *A
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