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EM639325 Dataheets PDF



Part Number EM639325
Manufacturers Etron Technology
Logo Etron Technology
Description 4M x 32 bit Synchronous DRAM
Datasheet EM639325 DatasheetEM639325 Datasheet (PDF)

EtronTech EM639325 4M x 32 bit Synchronous DRAM (SDRAM) Advance (Rev. 2.1, Aug. /2015) Features • Fast access time from clock: 5/5.4/5.4 ns • Fast clock rate: 200/166/143 MHz • Fully synchronous operation • Internal pipelined architecture • Four internal banks (1M x 32-bit x 4bank) • Programmable Mode - CAS Latency: 2 or 3 - Burst Length: 1, 2, 4, 8, or full page - Burst Type: Sequential & Interleaved - Burst-Read-Single-Write • Burst stop function • Individual byte controlled by DQM0-3 • Aut.

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EtronTech EM639325 4M x 32 bit Synchronous DRAM (SDRAM) Advance (Rev. 2.1, Aug. /2015) Features • Fast access time from clock: 5/5.4/5.4 ns • Fast clock rate: 200/166/143 MHz • Fully synchronous operation • Internal pipelined architecture • Four internal banks (1M x 32-bit x 4bank) • Programmable Mode - CAS Latency: 2 or 3 - Burst Length: 1, 2, 4, 8, or full page - Burst Type: Sequential & Interleaved - Burst-Read-Single-Write • Burst stop function • Individual byte controlled by DQM0-3 • Auto Refresh and Self Refresh • 4096 refresh cycles/64ms • Single 3.3V ±0.3V power supply • Industrial Temperature: TA = -40~85°C • Interface: LVTTL • 86-pin 400 mil plastic TSOP II package - Pb free and Halogen free • 90-ball 8 x 13 x 1.2mm FBGA package - Pb and Halogen Free Overview The EM639325 SDRAM is a high-speed CMOS synchronous DRAM containing 128 Mbits. It is internally configured as a quad 1M x 32 DRAM with a synchronous interface (all signals are register.


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