V437432S24V

MOSEL VITELIC V437432S24V 3.3 VOLT 32M x 72 HIGH PERFORMANCE PC133 UNBUFFERED SDRAM ECC MODULE Description PRELIMINARY Features s 168 Pin Unbuffered ECC 33,554,432 x 72 bit Oganization SDRAM Modules s Utilizes High Performance 32M x 8 SDRAM in TSOPII-54 Packages s Fully PC Board Layout Compatible to INTEL’S Rev 1.0 Module Specification s Single +3.3V (± 0.3V) Power Supply s Programmable CAS Latency, Burst Length, and Wrap Sequence (Sequential & Interleave) s Auto Refresh (CBR) and Self Refresh s All Inputs, Outputs are LVTTL Compatible s 8192 Refresh Cycles every 64 ms s Serial Present Detect (SPD) s SDRAM Performance The V437432S24V memory module is organized 33,554,432 x 72 bits in a 168 pin dual in line memory module (DIMM). The 32M x 72 unbuffered DIMM uses 9 Mosel-Vitelic 32M x 8 ECC SDRAM. The x72 modules are ideal for use in high performance computer systems where increased memory density and fast access times are required. Key Component Timing Parameters tCK tAC tCK tAC Clock Frequency (max.) Clock Access Time CAS Latency = 3 Clock Frequency (max.) Clock Access Time CAS Latency = 2 -7PC 143 5.4 133 5.4 Units MHz ns MHz ns s Module Frequency vs AC Parameter Frequency V437432S24V 133 MHz (PC) CL (CAS Latency) 2 tRCD 2 tRP 2 tRC 8 Unit CLK V437432S24V Rev. 1.0 January 2002 1 MOSEL VITELIC Pin Configurations (Front Side/Back Side) Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Front VSS I/O1 I/O2 I/O3 I/O4 VCC I/O5 I/O6 I/O7...