CY7C1041B-20ZC Cypress Semiconductor Corp, CY7C1041B-20ZC Datasheet - Page 8

• Manufacturer Part Number: CY7C1041B-20ZC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1041B-20ZC

• Density: 4Mb
• Access Time (max): 20ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 18b
• Package Type: TSOP-II
• Operating Temp Range: 0C to 70C
• Number Of Ports: 1
• Supply Current: 170mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 44
• Word Size: 16b
• Number Of Words: 256K
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-05142 Rev. *A
Switching Waveforms
Truth Table
Write Cycle No. 3 (WE Controlled, OE LOW)
CE
H
BHE, BLE
L
L
L
L
L
L
L
DATA I/O
ADDRESS
CE
WE
OE
X
X
X
X
H
L
L
L
WE
X
H
H
H
H
L
L
L
BLE
H
H
X
L
L
L
L
X
t
BHE
SA
(continued)
H
H
X
X
L
L
L
L
High Z
Data Out
Data Out
High Z
Data In
Data In
High Z
High Z
I/O
0
–I/O
7
t
AW
High Z
Data Out
High Z
Data Out
Data In
High Z
Data In
High Z
t
SCE
I/O
t
t
BW
t
WC
HZWE
8
–I/O
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
t
SD
Mode
t
HD
t
LZWE
t
HA
CY7C1041B
Standby (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Page 8 of 11
Power
CC
CC
CC
CC
CC
CC
CC
SB
)
)
)
)
)
)
)
)
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