IS42S16400D-7BL ISSI, Integrated Silicon Solution Inc, IS42S16400D-7BL Datasheet - Page 54

• Manufacturer Part Number: IS42S16400D-7BL
• Description: IC SDRAM 64MBIT 143MHZ 60BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S16400D-7BL

• 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: 60-BGA
• Organization: 4Mx16
• Density: 64Mb
• Address Bus: 14b
• Access Time (max): 6/5.4ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 110mA
• Pin Count: 60
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S16400D
WRITE - DQM OPERATION
Notes:
1. burst length = 4
2. A
54
8
DQML, DQMH
, A
COMMAND
A0-A9, A11
9
BA0, BA1
, and A
DQM/
CKE
CLK
A10
DQ
11
= "Don't Care"
t
t
CKS
CMS
t
t
t
ACTIVE
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
t
t
t
CMH
AH
AH
AH
t
CK
t
NOP
RCD
T1
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t
t
CMS
t
CL
COLUMN m
DS
WRITE
D
BANK
IN
T2
t
m
t
CMH
t
DH
CH
(2)
NOP
T3
Integrated Silicon Solution, Inc. — www.issi.com
t
D
DS
NOP
IN
T4
m+
t
DH
2
t
DS
D
NOP
IN
T5
m+
t
DH
3
NOP
T6
DON'T CARE
NOP
T7
11/21/07
Rev. E