2Gb Unbuffered DIMM ddr2 Dram

JEDEC Standard 240-pin Dual In-Line Memory Module
Intend for 400 MHz applications
Inputs and Outputs are SSTL-18 compatible
VDD=VDDQ= 1.8 Volt ± 0.1
Differential clock input
All inputs are sampled at the positive going edge of the system clock
Bi-Directional data strobe with one clock cycle preamble and one-half clock post-amble
Address and control signals are fully synchronous to positive clock edge.
Auto Refresh (CBR) and Self Refresh Modes support.
Serial Presence Detect with EEPROM
RoHS Compliant