HYM4V33100DTYG-75中文资料(8)

HYM4V33100DTYG Series

AC CHARACTERISTICS II

-75

Parameter

Symbol

Min

Operation

Auto Refresh

RAS to CAS DelayRAS Precharge Time

RAS to RAS Bank Active DelayCAS to CAS Delay

Write Command to Data-In DelayData-In to Precharge CommandData-In to Active CommandDQM to Data-Out Hi-ZDQM to Data-In MaskMRS to New CommandPrecharge to Data Output Hi-Z

CAS Latency = 3CAS Latency = 2

tRRCtRCDtRAStRPtRRDtCCDtWTLtDPLtDALtDQZtDQMtMRDtPROZ3tPROZ2tPDEtSREtREF

652045201510252023211---100K-------------64

nsnsnsnsnsCLKCLKCLKCLKCLKCLKCLKCLKCLKCLKCLKms

1

tRC

65

Max-nsUnit

Note

Power Down Exit TimeSelf Refresh Exit TimeRefresh Time

Note :

1. A new command can be given tRRC after self refresh exit