CY7C1021D-10ZSXA Cypress Semiconductor, CY7C1021D-10ZSXA Datasheet - Page 10

• Manufacturer Part Number: CY7C1021D-10ZSXA
• Description: SRAM 1-Mbit 64k x16 Static RAM
• Manufacturer: Cypress Semiconductor

Specifications of CY7C1021D-10ZSXA

• Rohs: yes
• Memory Size: 1 Mbit
• Organization: 64 K x 16
• Access Time: 10 ns
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Current: 80 mA
• Mounting Style: SMD/SMT
• Package / Case: TSOP-44
• Memory Type: Asynchronous CMOS
• Factory Pack Quantity: 135

Switching Waveforms
Truth Table
Document Number: 38-05462 Rev. *K
CE
H
L
L
L
L
ADDRESS
BHE, BLE
DATA I/O
OE
WE
H
CE
X
X
X
L
WE
X
H
H
X
L
BLE
H
H
H
X
X
L
L
L
L
t
SA
BHE
(continued)
X
H
H
X
H
L
L
L
L
Figure 7. Write Cycle No. 3 (WE Controlled, OE LOW)
Data Out
Data Out
IO
Data In
Data In
High Z
High Z
High Z
High Z
High Z
0
–IO
7
t
AW
t
SCE
t
t
t
BW
IO
Data Out
Data Out
WC
HZWE
Data In
Data In
High Z
High Z
High Z
High Z
High Z
8
–IO
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
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
CC
CC
CC
CC
CC
CC
CC
CC
Power
SB
)
)
)
)
)
)
)
)
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