IS41LV16257B-35T-TR ISSI, Integrated Silicon Solution Inc, IS41LV16257B-35T-TR Datasheet - Page 16

• Manufacturer Part Number: IS41LV16257B-35T-TR
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: FPMr

Specifications of IS41LV16257B-35T-TR

• Organization: 256Kx16
• Density: 4Mb
• Address Bus: 9b
• Access Time (max): 35ns
• Maximum Clock Rate: Not RequiredMHz
• 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: 220mA
• Pin Count: 40
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Not Compliant

CBR
CBR
IS41LV16257B
CBR
CBR
CBR REFRESH CYCLE
HIDDEN REFRESH CYCLE
16
Notes:
1. A Hidden Refresh may also be performed after a Write Cycle. In this case, WE = LOW and OE = HIGH.
2. t
OFF
UCAS/LCAS
UCAS/LCAS
ADDRESS
is referenced from rising edge of RAS or CAS, whichever occurs last.
RAS
RAS
OE
I/O
I/O
t
t
ASR
CRP
t
RPC
t
CP
Row
(Addresses; WE, OE = DON'T CARE)
(1)
t
RP
(WE = HIGH; OE = LOW)
t
CHR
t
t
RAH
RAD
t
RCD
Open
t
t
t
ASC
CSR
RAS
t
AR
t
RAS
t
Column
CLZ
t
t
RAC
RAL
t
t
OE
RPC
t
AA
t
CAC
t
Open
CAH
t
RSH
t
ORD
t
t
RP
RP
Valid Data
t
CSR
t
RAS
t
CHR
t
t
RAS
Integrated Silicon Solution, Inc.
OFF
t
CHR
(2)
Don't Care
Open
t
OD
06/18/07
Rev. C