IS42S16160D-7B ISSI, Integrated Silicon Solution Inc, IS42S16160D-7B Datasheet - Page 37

• Manufacturer Part Number: IS42S16160D-7B
• Description: IC SDRAM 256MBIT 143MHZ 54BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S16160D-7B

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 256M (16Mx16)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 54-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

IS42S83200D, IS42S16160D
READ to PRECHARGE
Integrated Silicon Solution, Inc. — www.issi.com
Rev. 00D
12/12/07
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
CLK
DQ
DQ
BANK a,
READ
T0
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
NOP
D
D
OUT
OUT
n+1
n
PRECHARGE
PRECHARGE
(a or all)
T4
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
NOP
D
ROW
OUT
High-Z
n+3
ACTIVE
DON'T CARE
DON'T CARE
BANK a,
T7
NOP
T7
ROW
High-Z
37