IS42S32160A-75BL ISSI, Integrated Silicon Solution Inc, IS42S32160A-75BL Datasheet - Page 2

• Manufacturer Part Number: IS42S32160A-75BL
• Description: IC SDRAM 512MBIT 133MHZ 90BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32160A-75BL

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 512M (16M x 32)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 90-BGA
• Organization: 16Mx32
• Density: 512Mb
• Address Bus: 14b
• Access Time (max): 6ns
• Maximum Clock Rate: 133MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: Mini BGA
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 185mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 706-1061

IS42S32160A
2
FUNCTIONAL BLOCK DIAGRAM 16 Meg x 16 SDRAM
CKE
RAS
CAS
A10
A12
CLK
BA0
BA1
A11
WE
CS
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
Command
Addresses
Function Block Diagram – 16Meg x 32 SDRAM
CKE#
CLK
CS
GENERATOR
COMMAND
13
DECODER
CLOCK
&
ADDRESS
LATCH
ROW
9
ADDRESS BUFFER
BURST COUNTER
ADDRESS LATCH
Die 01
REGISTER
MODE
COLUMN
COLUMN
13
Die 02
DQ0 –DQ31
13
CONTROLLER
REFRESH
COUNTER
REFRESH
CONTROLLER
REFRESH
ADDRESS
BUFFER
SELF
ROW
BANK CONTROL LOGIC
13
Integrated Silicon Solution, Inc.
8192
16
16
8192
8192
8192
DATA OUT
BUFFER
BUFFER
9
DATA IN
(x 16)
512
COLUMN DECODER
SENSE AMP I/O GATE
MEMORY CELL
BANK 0
16
16
ARRAY
2
DQML
DQMH
DQ 0-15
V
V
DD
ss
/V
/V
ss
DDQ
Q
Rev. 00E
07/21/09