IS42S16160B-7BL ISSI, Integrated Silicon Solution Inc, IS42S16160B-7BL Datasheet - Page 48

• Manufacturer Part Number: IS42S16160B-7BL
• Description: IC SDRAM 256MBIT 143MHZ 54BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS42S16160B-7BL

• Package / Case: 54-BGA
• Memory Size: 256M (16Mx16)
• 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: 16 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: 130 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: 706-1017

IS42S83200B,
48
POWER-DOWN MODE CYCLE
A0-A9, A11, A12
active banks
DQM/DQML
Precharge all
COMMAND
BA0, BA1
DQMH
CKE
CLK
A10
DQ
IS42S16160B
High-Z
SINGLE BANK
t
t
ALL BANKS
CKS
CMS
PRECHARGE
t
AS
BANK
T0
All banks idle, enter
power-down mode
t
t
CKH
t
CMH
AH
Two clock cycles
t
CK
NOP
T1
t
t
CL
CKS
NOP
T2
t
CH
Input buffers gated
power-down mode
off while in
Exit power-down mode
Integrated Silicon Solution, Inc. — www.issi.com
t
CKS
Tn+1
NOP
All banks idle
ACTIVE
BANK
ROW
ROW
Tn+2
DON'T CARE
07/28/08
Rev. D