GS1284218GB-250I 데이터 시트보기 (PDF) - Giga Semiconductor

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GS1284218GB-250I

288Mb Pipelined and Flow Through Synchronous NBT SRAM

Giga Semiconductor 

Pipeline Mode Data I/O State Diagram

GS82564Z18/36(GB/GD)

Intermediate

BW

R

High Z

(Data In)

D

Intermediate

Intermediate

W

Intermediate

RB

Data Out

(Q Valid)

D

Intermediate

WR

High Z

B

D

Intermediate

Key

Input Command Code

ƒ Transition

Transition

Current State (n) Intermediate State (N+1) Next State (n+2)

Notes

1. The Hold command (CKE Low) is not

shown because it prevents any state change.

2. W, R, B, and D represent input command

codes as indicated in the Truth Tables.

n

Clock (CK)

n+1

n+2

n+3

Command

ƒ

ƒ

ƒ

ƒ

Current State

Intermediate

State

Next State

Current State and Next State Definition for Pipeline Mode Data I/O State Diagram

Rev: 1.02 5/2017

11/34

Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.

© 2015, GSI Technology

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