MT9HTF12872AY Datasheet | Micron Technology

256MB, 512MB, 1GB (x72, SR, ECC) 240-Pin DDR2 UDIMM Features DDR2 SDRAM UDIMM MT9HTF3272AY - 256MB MT9HTF6472AY - 512MB MT9HTF12872AY - 1GB Features - 240-pin, unbuffered dual in-line memory module - Fast data transfer rates: PC2-3200, PC2-4200, PC2-5300, or PC2-6400 - 256MB (32 Meg x 72), 512MB (64 Meg x 72), or 1GB (128 Meg x 72) - VDD = VDDQ 1.8V - VDDSPD = 1.7- 3.6V - JEDEC-standard 1.8V I/O (SSTL_18-patible) - Differential data strobe (DQS, DQS#) option - 4n-bit prefetch architecture - Single rank - Multiple internal device banks for concurrent operation - Programmable CAS latency (CL) - Posted CAS# additive latency (AL) - WRITE latency = READ latency - 1 t CK - Programmable burst lengths (BL): 4 or 8 - Adjustable data-output drive strength - 64ms, 8192-cycle refresh - On-die termination (ODT) - Serial presence detect (SPD) with EEPROM - Gold edge contacts Figure 1: 240-Pin UDIMM (MO-237 R/C A/F) Module height 30.0mm...