IS42S32400B-7B-TR ISSI, Integrated Silicon Solution Inc, IS42S32400B-7B-TR Datasheet - Page 54

• Manufacturer Part Number: IS42S32400B-7B-TR
• Description: IC SDRAM 128MBIT 143MHZ 90FBGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32400B-7B-TR

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 128M (4Mx32)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 90-FBGA
• Organization: 4Mx32
• Density: 128Mb
• Address Bus: 14b
• Access Time (max): 6.5/5.4ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TFBGA
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 130mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SINGLE WRITE - WITH AUTO PRECHARGE
IS42S32400B
Notes:
1) Burst Length = 1
2) X32: A8, A9, A11 = "Don't Care"
3) t
54
DQM0-DQM3
RAS
COMMAND
A0-A9, A11
BA0, BA1
must not be violated.
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
AS
AS
AS
BANK
ACTIVE
ROW
ROW
T0
t
CKH
t
t
t
t
CMH
AH
AH
AH
t
t
t
RCD
RAS
RC
t
CK
T1
NOP
t
CL
T2
NOP
t
CH
ENABLE AUTO PRECHARGE
T3
NOP
Integrated Silicon Solution, Inc. — www.issi.com —
t
CMS
COLUMN m
t
DS
BANK
WRITE
D
T4
IN
t
CMH
t
DH
m
(2)
t
DPL
T5
NOP
T6
NOP
t
RP
T7
NOP
PRELIMINARY INFORMATION Rev. 00J
ACTIVE
ROW
ROW
BANK
T8
DON'T CARE
1-800-379-4774
T9
NOP
03/03/09