HYM364020S中文資料西門子數(shù)據(jù)手冊PDF規(guī)格書

4M x 36-Bit Dynamic RAM Module

The HYM 364020S/GS-60 is a 16 MByte DRAM module organized as 4 194 304 words by 36-Bit in a 72-pin single-in-line package comprising eight HYB 5117400BJ 4M × 4 DRAMs and four HYB 514100BJ 4M x 1 DRAMS in 300 mil wide SOJ-packages mounted together with twelve 0.2 μF ceramic decoupling capacitors on a PC board.

? SIMM modules with 4 194 304 words by 36-Bit organization for PC main memory applications

? Fast access and cycle time

60 ns access time

110 ns cycle time (-60 version)

? Fast page mode capability

40 ns cycle time (-60 version)

? Single + 5 V (± 10 ) supply

? Low power dissipation

max. 7260 mW active (-60 version)

CMOS – 66 mW standby

TTL –132 mW standby

? CAS-before-RAS refresh

RAS-only-refresh

Hidden-refresh

? 12 decoupling capacitors mounted on substrate

? All inputs, outputs and clocks fully TTL compatible

? 72 pin Single in-Line Memory Module (L-SIM-72-12) with 22.9 mm (900 mil) height

? Utilizes eight 4Mx4-DRAMs and four 4Mx1-DRAMs in SOJ packages

? 2048 refresh cycles / 32 ms

? Optimized for use in byte-write parity applications

? Tin-Lead contact pads (S-version)

? Gold contact pads (GS - version)