IS42S16800E-7BL-TR ISSI, Integrated Silicon Solution Inc, IS42S16800E-7BL-TR Datasheet - Page 37

• Manufacturer Part Number: IS42S16800E-7BL-TR
• Description: IC SDRAM 128MBIT 143MHZ 54BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S16800E-7BL-TR

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 128M (8Mx16)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 54-BGA
• Organization: 16Mx8
• 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: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IS42S81600E, IS42S16800E
READ to PRECHARGE
Integrated Silicon Solution, Inc. — www.issi.com
Rev. D
03/16/2011
COMMAND
COMMAND
ADDRESS
ADDRESS
CLK
CLK
DQ
DQ
BANK a,
READ
T0
T0
READ
COL n
BANK,
COL n
CAS Latency - 2
CAS Latency - 3
T1
T1
NOP
NOP
T2
T2
NOP
NOP
D
OUT
n
T3
T3
NOP
NOP
D
D
OUT
OUT
n+1
n
PRECHARGE
PRECHARGE
(a or all)
T4
T4
BANK,
COL b
BANK
D
D
OUT
OUT
n+2
n+1
T5
T5
NOP
D
NOP
D
OUT
OUT
n+3
n+2
t
RQL
t
t
t
RP
RP
RQL
ACTIVE
BANK a,
T6
T6
NOP
D
ROW
OUT
High-Z
n+3
ACTIVE
DON'T CARE
DON'T CARE
BANK a,
T7
NOP
T7
ROW
High-Z
37