IS42S16400D-7BL ISSI, Integrated Silicon Solution Inc, IS42S16400D-7BL Datasheet - Page 30

• 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 to READ
WP1 - WRITE to PRECHARGE
30
COMMAND
ADDRESS
DQM
CLK
DQ
COMMAND
ADDRESS
CLK
BANK a,
DQ
T0
WRITE
COL n
D
IN
n
WRITE
D
BANK,
COL n
IN
T0
n
D
T1
NOP
IN
n+1
t
WR
D
NOP
IN
T1
n+1
PRECHARGE
(a or all)
T2
BANK
CAS Latency - 2
READ
BANK,
COL b
T2
t
T3
RP
NOP
CAS Latency - 2
Integrated Silicon Solution, Inc. — www.issi.com
NOP
T3
ACTIVE
BANK a,
T4
ROW
D
NOP
OUT
T4
b
T5
NOP
DON'T CARE
D
OUT
NOP
T5
b+1
DON'T CARE
T6
NOP
11/21/07
Rev. E