HM62256A 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics
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HM62256A Datasheet PDF : 11 Pages
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HM62256A Series
Pin Description
Symbol
Function
——————————————————————–
A0 – A14
Address
——————————————————————–
I/O0 – I/O7
Input/output
——————————————————————–
CS
Chip select
——————————————————————–
WE
Write enable
——————————————————————–
Block Diagram
HM62256A Series
Symbol
Function
——————————————————————–
OE
Output enable
——————————————————————–
NC
No connection
——————————————————————–
VCC
Power supply
——————————————————————–
VSS
Ground
——————————————————————–
A5
A4
A3
A11
A9
A8
A12
A7
A6
I/O0
•
•
•
•
•
I/O7
CS
WE
OE
•
•
•
Memory Matrix
•
Row
•
•
Decoder •
512 × 512
•
•
•
V CC
V SS
•
Column I/O
•
•
•
Input
•
Data
Column Decoder
•
Control
•
A0 A1 A2 A10 A13 A14
••
Timing Pulse Generator
Read/Write Control
•
•
•
•
•
•
•
3
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