Cypress Semiconductor CY7C1020BN Hoja de especificaciones - Página 6

Navegue en línea o descargue pdf Hoja de especificaciones para Hardware informático Cypress Semiconductor CY7C1020BN. Cypress Semiconductor CY7C1020BN 8 páginas. 32k x 16 static ram

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Switching Waveforms
Write Cycle No. 3 (WE Controlled, OE LOW)
ADDRESS
CE
WE
BHE, BLE
DATA I/O

Truth Table

CE
OE
WE
BLE
BHE
H
X
X
X
X
L
L
H
L
L
L
H
H
L
L
X
L
L
L
L
H
H
L
L
H
H
X
X
L
X
X
H
H

Ordering Information

Speed
(ns)
Ordering Code
12
CY7C1020BN-12VC
CY7C1020BN-12VXC
CY7C1020BN-12ZC
CY7C1020BN-12ZXC
15
CY7C1020BN-15ZC
CY7C1020BN-15ZXC
Please contact local sales representative regarding availability of these parts.
Document #: 001-06443 Rev. **
(continued)
t
SCE
t
AW
t
SA
I/O
–I/O
I/O
1
8
High Z
High Z
Data Out
Data Out
Data Out
High Z
High Z
Data Out
Data In
Data In
Data In
High Z
High Z
Data In
High Z
High Z
High Z
High Z
Package
Diagram
51-85082
51-85082
51-85087
51-85087
51-85087
51-85087
t
WC
t
PWE
t
BW
t
t
HZWE
SD
–I/O
Mode
9
16
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
44-Lead (400-Mil) Molded SOJ
44-Lead (400-Mil) Molded SOJ (Pb-free)
44-pin TSOP Type II
44-pin TSOP Type II (Pb-free)
44-pin TSOP Type II
44-pin TSOP Type II (Pb-free)
CY7C1020BN
t
HA
t
HD
t
LZWE
Power
Standby (I
)
SB
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
Operating
Range
Commercial
Commercial
Commercial
Commercial
Commercial
Commercial
Page 6 of 8
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