HM51W16165 Datasheet, PDF (1/35 Pages) Hitachi Semiconductor – 16 M EDO DRAM (1-Mword 16-bit) 4 k Refresh/1 k Refresh

HM51W16165 Series
HM51W18165 Series
16 M EDO DRAM (1-Mword × 16-bit)
4 k Refresh/1 k Refresh
E0153H10 (Ver. 1.0)
(Previous ADE-203-650D (Z))
Jul. 6, 2001 (K)
Description
The HM51W16165 Series, HM51W18165 Series are CMOS dynamic RAMs organized as 1,048,576-word
× 16-bit. They employ the most advanced CMOS technology for high performance and low power.
HM51W16165 Series, HM51W18165 Series offer Extended Data Out (EDO) Page Mode as a high speed
access mode. They have package variations of standard 400-mil 42-pin plastic SOJ and 400-mil 50-pin
plastic TSOP.
Features
• Single 3.3 V (±0.3 V)
• Access time: 50 ns/60 ns/70 ns (max)
• Power dissipation
 Active mode : 396 mW/360mW/324 mW (max) (HM51W16165 Series)
: 684 mW /612 mW /540 mW (max) (HM51W18165 Series)
 Standby mode : 7.2 mW (max)
: 0.54 mW (max) (L-version)
• EDO page mode capability
• Refresh cycles
 4096 refresh cycles : 64 ms (HM51W16165 Series)
: 128 ms (L-version)
 1024 refresh cycles : 16 ms (HM51W18165 Series)
: 128 ms (L-version)
• 4 variations of refresh
 RAS-only refresh
 CAS-before-RAS refresh
 Hidden refresh
 Self refresh (L-version)
• 2CAS-byte control
Elpida Memory, Inc. is a joint venture DRAM company of NEC Corporation and Hitachi, Ltd.