IS42S81600D-7TL ISSI, Integrated Silicon Solution Inc, IS42S81600D-7TL Datasheet - Page 43

• Manufacturer Part Number: IS42S81600D-7TL
• Description: IC SDRAM 128MBIT 143MHZ 54TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S81600D-7TL

• Package / Case: 54-TSOP II
• Memory Size: 128M (16M x 8)
• Format - Memory: RAM
• Memory Type: SDRAM
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 143 MHz
• Access Time: 6.5 ns, 5.4 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Current: 120 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 706-1026

IS42S81600D,
WRITE - DQM OPERATION
Notes:
1) Burst Length = 4
2) X16: A9 and A11 = "Don't Care"
Integrated Silicon Solution, Inc. — www.issi.com
Rev. E
07/28/08
X8: A11 = "Don't Care"
DQM/DQML
COMMAND
A0-A9, A11
BA0, BA1
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
ACTIVE
AS
AS
AS
BANK
ROW
ROW
T0
t
t
IS42S16800D
CKH
t
t
t
CMH
AH
AH
AH
t
CK
t
NOP
RCD
T1
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t
t
CMS
CL
t
COLUMN m
DS
WRITE
D
BANK
IN
T2
t
m
CMH
t
t
DH
CH
(2)
NOP
T3
t
D
DS
NOP
IN
T4
m+
t
DH
2
t
D
DS
NOP
IN
T5
m+
t
DH
3
NOP
T6
DON'T CARE
NOP
T7
43