CY7C1021D CYPRESS [Cypress Semiconductor], CY7C1021D Datasheet - Page 8

• Manufacturer Part Number: CY7C1021D
• Description: 1-Mbit (64K x 16) Static RAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Switching Waveforms
Write Cycle No. 3 (WE Controlled, OE LOW)
Truth Table
Ordering Information
Document #: 38-05462 Rev. *E
Shaded areas contain advance information. Please contact your local Cypress sales representative for availability of these parts.
CE
H
L
L
L
L
ADDRESS
Speed
BHE, BLE
DATA IO
(ns)
10
12
OE
H
X
X
X
L
WE
CE
WE
CY7C1021D-10VXI
CY7C1021D-10ZSXI
CY7C1021D-10ZSXE
X
H
H
X
L
X
L
L
H
L
L
H
X
H
Ordering Code
BLE
X
L
H
L
L
H
L
X
H
BHE
t
SA
(continued)
High Z
Data Out
Data Out
High Z
Data In
Data In
High Z
High Z
High Z
IO
0
–IO
51-85082
51-85087
51-85087
Package
Diagram
7
t
AW
High Z
Data Out
High Z
Data Out
Data In
High Z
Data In
High Z
High Z
IO
44-pin (400-Mil) Molded SOJ (Pb-free)
44-pin TSOP Type II (Pb-free)
44-pin TSOP Type II (Pb-free)
t
SCE
8
–IO
t
t
t
BW
WC
HZWE
15
t
PWE
Power-Down
Read – All bits
Read – Lower bits only
Read – Upper bits only
Write – All bits
Write – Lower bits only
Write – Upper bits only
Selected, Outputs Disabled
Selected, Outputs Disabled
Package Type
t
SD
Mode
t
HD
t
LZWE
t
HA
Standby (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
CY7C1021D
Operating
Automotive
Industrial
Range
Power
CC
CC
CC
CC
CC
CC
CC
CC
Page 8 of 11
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