HM514400B 查看數據表（PDF） - Hitachi -> Renesas Electronics

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产品描述 (功能)

生产厂家

HM514400B

1,048,576-word × 4-bit Dynamic Random Access Memory

Hitachi -> Renesas Electronics 

5

Address A0–A9

Column Address Buffer

Row Address Buffer

Row

Driver

Row Row

Driver Driver

Row

Driver

Row

Driver

Row Row

Driver Driver

Row

Driver

Row Decoder & Peripheral Circuit

Row

Driver

Row Row

Driver Driver

Row

Driver

Row

Driver

Row Row

Driver Driver

Row

Driver

I/O4

I/O4 Buffer

I/O3

I/O3 Buffer

I/O2

I/O2 Buffer

I/O1

I/O1 Buffer

OE

OE Control

Circuit

WE

WE Control

Circuit

CAS Control

Circuit

RAS Control

Circuit

CAS

RAS

Block Diagram

HM514400B/BL, HM514400C/CL Series

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