IS42S16800B-7TL ISSI, Integrated Silicon Solution Inc, IS42S16800B-7TL Datasheet - Page 36
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IS42S16800B-7TL
Manufacturer Part Number
IS42S16800B-7TL
Description
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S16800B-7TL.pdf
(60 pages)
Specifications of IS42S16800B-7TL
Organization
8Mx16
Density
128Mb
Address Bus
14b
Access Time (max)
6/5.4ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Package Type
TSOP-II
Operating Temp Range
0C to 70C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
130mA
Pin Count
54
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S16800B-7TL
Manufacturer:
NEC
Quantity:
485
Part Number:
IS42S16800B-7TL
Manufacturer:
ISSI
Quantity:
20 000
Part Number:
IS42S16800B-7TLI
Manufacturer:
ISSI
Quantity:
20 000
READ to PRECHARGE
IS42S81600B, IS42S16800B
36
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
CLK
DQ
DQ
BANK a,
READ
READ
T0
T0
BANK,
COL n
COL n
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,
BANK
COL b
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
NOP
D
ROW
OUT
High-Z
n+3
DON'T CARE
ACTIVE
DON'T CARE
BANK a,
T7
T7
NOP
ROW
High-Z
1-800-379-4774
06/11/09
Rev. G