CY7C1480BV25-167AXC Cypress Semiconductor Corp, CY7C1480BV25-167AXC Datasheet - Page 12

• Manufacturer Part Number: CY7C1480BV25-167AXC
• Description: CY7C1480BV25-167AXC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1480BV25-167AXC

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 72M (2M x 36)
• Speed: 167MHz
• Interface: Parallel
• Voltage - Supply: 2.375 V ~ 2.625 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 5. Truth Table for Read/Write
The read-write truth table for the CY7C1480BV25 follows.
Table 6. Truth Table for Read/Write
The read-write truth table for the CY7C1482BV25 follows.
Table 7. Truth Table for Read/Write
The read-write truth table for the CY7C1486BV25 follows.
Document Number: 001-15143 Rev. *F
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
Read
Read
Write byte A – (DQ
Write byte B – (DQ
Write bytes B, A
Write all bytes
Write all bytes
Read
Read
Write byte x – (DQ
Write all bytes
Write all bytes
Note
8. BWx represents any byte write signal BW[0..7]. To enable any byte write BWx, a Logic LOW signal must be applied at clock rise. Any number of byte writes can be
enabled at the same time for a supplied write.
Function (CY7C1480BV25)
Function (CY7C1482BV25)
x
B
C
D
B
A
A
and DQP
and DQP
and DQP
and DQP
and DQP
and DQP
and DQP
Function (CY7C1486BV25)
x
B
)
C
D
B
A
A
)
)
)
)
)
)
GW
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
[5]
[5]
[8]
BWE
H
X
GW
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
H
L
CY7C1482BV25, CY7C1486BV25
GW
BW
H
H
H
H
L
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
D
BWE
H
X
L
L
L
L
L
BW
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
X
L
L
C
BWE
H
X
L
L
L
BW
CY7C1480BV25
X
H
H
X
L
L
L
B
BW
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
X
B
All BW = H
All BW = L
Page 12 of 31
BW
BW
X
L
X
H
H
BW
X
L
L
L
X
X
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
A
A
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