CY7C1347G-166AXIT Cypress Semiconductor Corp, CY7C1347G-166AXIT Datasheet - Page 10

• Manufacturer Part Number: CY7C1347G-166AXIT
• Description: CY7C1347G-166AXIT
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1347G-166AXIT

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 4.5M (128K x 36)
• Speed: 166MHz
• Interface: Parallel
• Voltage - Supply: 3.15 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Partial Truth Table for Read/Write
The partial truth table for read/write for part number CY7C1347G follow.
Document #: 38-05516 Rev. *I
Read
Read
Write byte A – DQ
Write byte B – DQ
Write bytes B, A
Write byte C – DQ
Write bytes C, A
Write bytes C, B
Write bytes C, B, A
Write byte D – DQ
Write bytes D, A
Write bytes D, B
Write bytes D, B, A
Write bytes D, C
Write bytes D, C, A
Write bytes D, C, B
Write all bytes
Write all bytes
Notes
7. X = “Do not Care.” H = Logic HIGH, L = Logic LOW.
8. This table is only a partial listing of the byte write combinations. Any combination of BW
Function
B
C
D
A
GW
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
BWE
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
X
L
L
x
[7, 8]
is valid. Appropriate write is based on which byte write is active.
BW
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
D
BW
H
H
H
H
H
H
H
H
X
L
X
L
L
L
L
L
L
L
C
BW
H
H
H
H
X
H
H
H
H
X
L
L
L
L
L
L
L
L
B
CY7C1347G
Page 10 of 24
BW
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
A
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