HM51W17400

www.DataSheet4U.com HM51W16400 Series HM51W17400 Series 4,194,304-word × 4-bit Dynamic RAM ADE-203-649C (Z) Rev. 3.0 Feb. 27, 1997 Description The Hitachi HM51W16400 Series, HM51W17400 Series are CMOS dynamic RAMs organized 4,194,304word × 4-bit. They employ the most advanced 0.5 µm CMOS technology for high performance and low power. The HM51W16400 Series, HM51W17400 Series offer Fast Page Mode as a high speed access mode. They have package variations of standard 300-mil 26-pin plastic SOJ and standard 300-mil 26-pin plastic TSOP. Features Single 3.3 V (±0.3 V) Access time: 50 ns/60 ns/70 ns (max) Power dissipation  Active mode : 324 mW/288mW/252 mW (max) (HM51W16400 Series) : 360 mW/324 mW/288 mW (max) (HM51W17400 Series)  Standby mode : 7.2 mW (max) : 0.36 mW (max) (L-version) Fast page mode capability Long refresh period  4096 refresh cycles : 64 ms (HM51W16400 Series) : 128 ms (L-version)  2048 refresh cycles : 32 ms (HM51W17400 Series) : 128 ms (L-version) HM51W16400 Series, HM51W17400 Series 4 variations of refresh  RAS -only refresh  CAS -before-RAS refresh  Hidden refresh  Self refresh (L-version) Battery backup operation (L-version) Test function  16-bit parallel test mode Ordering Information Type No. HM51W16400S-5 HM51W16400S-6 HM51W16400S-7 HM51W16400LS-5 HM51W16400LS-6 HM51W16400LS-7 HM51W17400S-5 HM51W17400S-6 HM51W17400S-7 HM51W17400LS-5 HM51W17400LS-6 HM51W17400LS-7 HM51W16400TS-5 HM51W16400TS-6 HM51W16400TS-7 HM51W16400LTS-5 H...