IS42S83200B-7TL ISSI, Integrated Silicon Solution Inc, IS42S83200B-7TL Datasheet - Page 52

• Manufacturer Part Number: IS42S83200B-7TL
• Description: IC SDRAM 256MBIT 143MHZ 54TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S83200B-7TL

• Package / Case: 54-TSOP II
• Memory Size: 256M (32M 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
• Organization: 32 Mbit x 8
• Maximum Clock Frequency: 143 MHz
• Access Time: 7 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: 706-1027

IS42S83200B,
Notes:
1) CAS latency = 2, Burst Length = 1
2) x16: A9, A11, and A12 = "Don't Care"
SINGLE READ WITHOUT AUTO PRECHARGE
52
A0-A9, A11, A12
x8: A11 and A12 = "Don't Care"
DQM/DQML
COMMAND
BA0, BA1
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
ACTIVE
t
t
t
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
t
t
t
CMH
AH
AH
AH
IS42S16160B
t
CK
t
t
t
NOP
RCD
RAS
RC
T1
DISABLE AUTO PRECHARGE
t
t
CMS
CL
COLUMN m
READ
BANK
T2
t
CMH
t
CH
(2)
CAS Latency
NOP
T3
t
LZ
t
AC
NOP
T4
D
OUT
t
OH
t
m
HZ
Integrated Silicon Solution, Inc. — www.issi.com
SINGLE BANK
ALL BANKS
PRECHARGE
BANK
T5
NOP
t
T6
RP
ACTIVE
BANK
ROW
ROW
T7
NOP
T8
DON'T CARE
UNDEFINED
07/28/08
Rev. D