W981216BH-75(2000) Просмотр технического описания (PDF) - Winbond

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W981216BH-75
(Rev.:2000)

2M x 4 BANKS x 16 BIT SDRAM

Winbond 

Timing Waveforms, continued

Mode Register Set Cycle

CLK

CS

tCMS

tCMH

RAS

CAS

WE

A0-A11

BS0,1

tCMS

tCMH

tCMS

tCMH

tCMS

tCMH

tAS

tAH

Register

set data

A0

A1

Burst Length

A2

A3 Addressing Mode

A4

A5

CAS Latency

A6

A07 "0" (Test Mode)

A8 "0" Reserved

A09

WriteAM0 ode

A10 "0"

AA101 "0"

BS0 "0" ResAe0rved

BS1 "0"

W981216BH

tRSC

A0

A2 A10 A0

0 A00 0

0 A00 1

0 A10 0

0 A10 1

1 A00 0

1 A00 1

1 A10 0

1 A10 1

A03

A00

A10

A6 A50 A4

0 A00 0

0 A00 1

0 A10 0

0 A10 1

1 A00 0

A09

A00

A10

next

command

BurstAL0ength

SeqAue0ntial

InteArle0ave

1

A10

A20

A20

A40

A40

A80

A80

ResAe0rved

ResAe0rved

FullAP0age

AddressAin0g Mode

SequAe0ntial

InteArle0ave

CAS LAa0tency

ResAe0rved

ResAe0rved

2

A30

Reserved

Single Write Mode

Burst read aAn0d Burst write

Burst read aAnd0 single write

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