Datasheet > SM5921A

SM5921A

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
NPC		/
页数	文件大小	规格书
27页	152K
描述
8-channel Lip Sync Delay

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数据手册

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SM5921A 数据手册

SM5921A

SDRAM interface (CLKO, RASN, CASN, WEN, CSN, A0 to A10, DQ0 to DQ15 pins)

Rating

Parameter

CLKO pulse cycle time

Symbol

Conditions

Unit

min

typ

max

C = 15pF

CLKCY

BICY

CLKO HIGH-level pulsewidth

CLKO LOW-level pulsewidth

C = 15pF

1/2

CLKOH

C = 15pF

CLKOL

C = 15pF

RASNH

RASN pulsewidth

CASN pulsewidth

WEN pulsewidth

CLKO ↑ – CSN

C = 15pF

RASNL

C = 15pF

CASNH

C = 15pF

CASNL

C = 15pF

WENH

C = 15pF

WENL

Setup time

Hold time

Setup time

Hold time

Setup time

Hold time

Setup time

Hold time

Setup time

Hold time

Setup time

Hold time

C = 15pF

1/2

CSNS

C = 15pF

CSNH

C = 15pF

RASNS

CLKO ↑ – RASN

CLKO ↑ – CASN

CLKO ↑ – WEN

C = 15pF

RASNHO

C = 15pF

CASNS

C = 15pF

CASNHO

C = 15pF

WENS

C = 15pF

WENHO

C = 15pF

ADS

CLKO ↑ – A0 to A10

CLKO ↑ – DQ0 to DQ15

C = 15pF

ADH

C = 15pF

DQS

C = 15pF

DQH

Refresh command interval

CLKO propagation delay

C = 15pF

times/fs

REF

C = 15pF

DLY

SEIKO NPC CORPORATION —7

1...4 5 678 9 10...27

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