HM5117400B

www.DataSheet4U.com www.DataSheet4U.com DataSheet 4 U .com www.DataSheet4U www.DataSheet4U.com 4U.com www.DataSheet4U.com HM5117400B Series 4,194,304-word × 4-bit Dynamic Random Access Memory ADE-203-369A (Z) Rev. 1.0 Nov. 15, 1995 Description The Hitachi HM5117400B is a CMOS dynamic RAM organized 4,194,304 word × 4 bit. It employs the most advanced CMOS technology for high performance and low power. The HM5117400B offers Fast Page Mode as a high speed access mode. Features Single 5 V ( ± 10%) High speed  Access time : 60 ns/ 70 ns/ 80 ns (max) Low power dissipation  Active mode : 605 mW/550 mW/495 mW(max)  Standby mode : 11 mW (max) : 0.83 mW (max) (L-version) Fast page mode capability Long refresh period  2048 refresh cycles : 32 ms : 128 ms (L-version) 3 variations of refresh  RAS -only refresh  CAS -before-RAS refresh  Hidden refresh Battery backup operation (L-version) Test function  16-bit parallel test mode www.DataSheet4U.com This specification is fully compatible with the 16-Mbit DRAM specifications from TEXAS INSTRUMENTS. www.DataSheet4U www.DataSheet4U.com 4U.com DataSheet 4 U .com www.DataSheet4U.com HM5117400B Series Ordering Information Type No. HM5117400BS-6 HM5117400BS-7 HM5117400BS-8 HM5117400BLS-6 HM5117400BLS-7 HM5117400BLS-8 HM5117400BTS-6 HM5117400BTS-7 HM5117400BTS-8 HM5117400BLTS-6 HM5117400BLTS-7 HM5117400BLTS-8 Access Time 60 ns 70 ns 80 ns 60 ns 70 ns 80 ns 60 ns 70 ns 80 ns 60 ns 70 ns 80 ns 300-mil 26-pin plastic ...