IS42S16400D-7T ISSI, Integrated Silicon Solution Inc, IS42S16400D-7T Datasheet - Page 26
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IS42S16400D-7T
Manufacturer Part Number
IS42S16400D-7T
Description
IC SDRAM 64MBIT 143MHZ 54TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet
1.IS42S16400D-7TL.pdf
(57 pages)
Specifications of IS42S16400D-7T
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
64M (4M x 16)
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
54-TSOP II
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S16400D-7TL
Manufacturer:
ISSI
Quantity:
1 000
Company:
Part Number:
IS42S16400D-7TL
Manufacturer:
ISSI
Quantity:
504
Part Number:
IS42S16400D-7TL
Manufacturer:
ISSI
Quantity:
20 000
Part Number:
IS42S16400D-7TLI
Manufacturer:
ISSI
Quantity:
20 000
IS42S16400D
READ to PRECHARGE
26
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
CLK
DQ
DQ
BANK a,
T0
READ
T0
READ
COL n
BANK,
COL n
CAS Latency - 2
CAS Latency - 3
T1
T1
NOP
NOP
T2
T2
NOP
NOP
D
OUT
n
T3
T3
NOP
D
NOP
D
OUT
OUT
n+1
n
PRECHARGE
PRECHARGE
Integrated Silicon Solution, Inc. — www.issi.com
T4
(a or all)
T4
BANK,
COL b
BANK
D
D
OUT
OUT
x = 1 cycle
n+2
n+1
x = 2 cycles
T5
T5
NOP
D
NOP
D
OUT
OUT
n+3
n+2
t
t
RP
RP
T6
T6
NOP
NOP
D
OUT
n+3
DON'T CARE
ACTIVE
DON'T CARE
ACTIVE
BANK a,
BANK a,
T7
T7
ROW
ROW
11/21/07
Rev. E