IS61VPS25672A Datasheet, PDF (19/35 Pages) Integrated Silicon Solution, Inc – 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS PIPELINED, SINGLE CYCLE DESELECT STATIC RAM

IS61VPS25672A, IS61LPS25672A
IS61VPS51236A, IS61LPS51236A,IS61VPS102418A,IS61LPS102418A
WRITE CYCLE TIMING
CLK
ADSP
ADSC
ADV
Address
GW
BWE
BWx
CE
CE2
CE2
tKC
tKH
tKL
tSS
tSH
ADV must be inactive for ADSP Write ^tAVS
tAS
tAH
WR1
tWS
WR2
tWH
ADSP is blocked by CE inactive
ADSC initiate Write
tAVH
WR3
tWS
tWH
tWS
tWH
tWS
tWH
WR1
WR2
WR3
tCES
tCEH
CE Masks ADSP
tCES
tCEH
tCES
tCEH
CE2 and CE2 only sampled with ADSP or ADSC
Unselected with CE2
OE
DATAOUT
High-Z
tDS
tDH _{BW4-BW1 only are applied to first cycle of WR2}
DATAIN
High-Z
1a
2a
2b
2c
2d
3a
Single Write
Burst Write
Write
Unselected
Integrated Silicon Solution, Inc. — 1-800-379-4774
19
Rev. N
02/12/2010