Q67100-Q1088 데이터 시트보기 (PDF) - Siemens AG

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Q67100-Q1088

4M x 4-Bit Dynamic RAM

Siemens AG 

HYB 5117400BJ/BT-50/-60/-70

4M x 4-DRAM

I/O1 I/O2 I/O3 I/O4

WE

. CAS

&

No. 2 Clock

Generator

Data in

Buffer

4

Data out

Buffer

OE

4

Column

11 Address

A0

Buffer(11)

A1

A2

A3

Refresh

A4

Controller

A5

A6

11

Column

Decoder

Sense Amplifier

I/O Gating

4

A7

Refresh

A8

Counter (11)

A9

A10

11

2048

x4

Row

11 Address

Buffers(11)

Row

Memory Array

11 Decoder 2048 2048x2048x4

RAS

No. 1 Clock

Generator

Voltage Down

Generator

VCC

VCC (internal)

Block Diagram

Semiconductor Group

4

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