CY62146ELL-45ZSXIT Cypress Semiconductor Corp, CY62146ELL-45ZSXIT Datasheet - Page 10

• Manufacturer Part Number: CY62146ELL-45ZSXIT
• Description: CY62146ELL-45ZSXIT
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY62146ELL-45ZSXIT

• Format - Memory: RAM
• Memory Type: SRAM
• Memory Size: 4M (256K x 16)
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TSOP II
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Truth Table
Document Number: 001-07970 Rev. *G
Note
27. Chip enable (CE) and byte enables (BHE and BLE) must be at CMOS levels (not floating) to meet the I
CE
H
L
L
L
L
L
L
L
L
L
L
not permitted.
[27]
WE
X
X
H
H
H
H
H
H
L
L
L
OE
X
X
H
H
H
X
X
X
L
L
L
BHE
X
H
H
H
H
L
L
L
L
L
L
[27]
BLE
X
H
H
H
H
L
L
L
L
L
L
[27]
High Z
High Z
Data out (I/O
Data out (I/O
I/O
Data out (I/O
I/O
High Z
High Z
High Z
Data in (I/O
Data in (I/O
I/O
Data in (I/O
I/O
8
0
8
0
–I/O
–I/O
–I/O
–I/O
Inputs/Outputs
15
7
15
7
in High-Z
in High Z
in High-Z
in High Z
0
0
8
–I/O
–I/O
–I/O
0
0
8
–I/O
–I/O
–I/O
15
7
15
);
15
7
15
)
);
);
)
);
Deselect/power down
Output disabled
Read
Read
Read
Output disabled
Output disabled
Output disabled
Write
Write
Write
SB2
/ I
CCDR
Mode
spec. Intermediate voltage levels on these pins is
CY62146E MoBL
Standby (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Power
Page 10 of 14
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
SB
)
)
)
)
)
)
)
)
)
)
)

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