V54C3128(16/80/40)4V(T/S)
x4 Configuration
Column Addresses
A0 - A9, A11, AP, BA0, BA1
Row Addresses
A0 - A11, BA0, BA1
Block Diagram
Column decoder
Sense amplifier & I(O) bus
Column decoder
Sense amplifier & I(O) bus
Column decoder
Sense amplifier & I(O) bus
Bank 0
Bank 1
Bank 2
Column decoder
Sense amplifier & I(O) bus
CAS
RAS
CKE
WE
CS
V54C3128(16/80/40)4V(T/S) Rev.1.2 August 2002
8
DQM
CLK
CILETIV LESO M
Column address
counter
Column address
buffer
Row address
buffer
Refresh Counter
Row decoder
Memory array
Row decoder
Memory array
Row decoder
Memory array
Row decoder
Memory array
Bank 3
4096 x 2048
x 4 bit
4096 x 2048
x 4 bit
4096 x 2048
x 4 bit
4096 x 2048
x 4 bit
Input buffer
Output buffer
Control logic & timing generator
I/O
1
-I/O
4