IS42S16800B ISSI [Integrated Silicon Solution, Inc], IS42S16800B Datasheet - Page 36

• Manufacturer Part Number: IS42S16800B
• Description: 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM
• Manufacturer: ISSI [Integrated Silicon Solution, Inc]

IS42S81600B,
READ to PRECHARGE
36
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
CLK
DQ
DQ
BANK a,
READ
T0
T0
READ
COL n
BANK,
COL n
IS42S16800B
CAS Latency - 2
CAS Latency - 3
T1
T1
NOP
NOP
T2
T2
NOP
NOP
D
OUT
Integrated Silicon Solution, Inc. — www.issi.com —
n
T3
T3
NOP
NOP
D
D
OUT
OUT
n+1
n
PRECHARGE
PRECHARGE
T4
(a or all)
T4
BANK,
COL b
BANK
D
D
OUT
OUT
n+2
n+1
T5
T5
NOP
D
NOP
D
OUT
OUT
n+3
n+2
t
RQL
t
t
t
RP
RP
RQL
ACTIVE
BANK a,
T6
T6
D
NOP
ROW
OUT
High-Z
n+3
DON'T CARE
ACTIVE
DON'T CARE
BANK a,
ISSI
T7
NOP
T7
ROW
High-Z
1-800-379-4774
05/01/06
Rev. E
®