Features
ÿ240-pin, unbuffered dual in-line memory module
ÿFast data transfer rates: PC3-8500
ÿVDD = VDDQ = +1.5V ±0.075V
ÿVDDSPD = +3.0V to +3.6V
ÿInterface: SSTL_15
ÿProgrammable CAS Latency: 6, 7,8,9
ÿReset pin for improved system stability
ÿ8 internal device banks for concurrent operation
ÿFixed burst length of 8 (BL8) and burst chop of 4 (BC4) via the mode register
ÿAdjustable data-output drive strength
ÿSerial presence-detect (SPD) EEPROM
ÿThe high-speed data transfer is realized by the 8 bits prefetch pipelined architecture
ÿInternal(self) calibration : Internal self calibration through ZQ pin (RZQ : 240 ohm ± 1%)
ÿZQ calibration for DQ drive and ODT
ÿFly-by topology
ÿTerminated command, address, and control bus
ÿRefresh cycles Average refresh period
7.8μs at 0°C
TC
+85°C
3.9μs at +85°C < TC
+95°C
ÿCommands entered on each positive CK edge; data and data mask referenced to both
edges of DQS
ÿOn-Die-Termination (ODT) for better signal quality
Synchronous ODT
Dynamic ODT
Asynchronous ODT

Item Specification
Capacity 2048MByte
Physical Bank(s) 2
Module Organization 128M x 64bit
Module Type Unbuffered Non ECC
Speed Grade PC3-8500 / (DDR3 1066)
Voltage Interface SSTL_15
Power Supply Voltage 1.5V ± 0.075V
Burst Lengths 4 or 8
DRAM Organization 128M x 8bit DDR3 SDRAM
PCB Layer 6Layers
Contact Tab 240 pin GOLD Flash Plating
Serial PD Support