IDT709179L

www.DataSheet4U.com PRELIMINARY HIGH-SPEED 32K x 9 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM .eatures x x IDT709179L x x x x True Dual-Ported memory cells which allow simultaneous access of the same memory location High-speed clock to data access – Commercial: 7.5/9/12ns (max.) – Industrial: 9ns (max) Low-power operation – IDT709179L Active: 1.2W (typ.) Standby: 2.5mW (typ.) Flow-Through or Pipelined output mode on either Port via the FT/PIPE pins Counter enable and reset features Dual chip enables allow for depth expansion without x x x x additional logic Full synchronous operation on both ports – 4ns setup to clock and 0ns hold on all control, data, and address inputs – Data input, address, and control registers – Fast 7.5ns clock to data out in the Pipelined output mode – Self-timed write allows fast cycle time – 12ns cycle time, 83MHz operation in Pipelined output mode TTL- compatible, single 5V (±10%) power supply Industrial temperature range (–40°C to +85°C) is available for selected speeds Available in a 100-pin Thin Quad Flatpack (TQFP) package .unctional Block Diagram R/WL OEL CE0L CE1L R/WR OER CE0R CE1R 1 0 0/1 1 0 0/1 FT/PIPEL 0/1 1 0 0 1 0/1 FT/PIPER I/O0L - I/O8L I/O0R - I/O8R I/O Control I/O Control A14L A0L CLKL ADSL CNTENL CNTRSTL Counter/ Address Reg. MEMORY ARRAY Counter/ Address Reg. A14R A0R CLKR ADSR CNTENR CNTRSTR 5644 drw 01 AUGUST 2001 1 ©2001 Integrated Device Technology, Inc. DSC-5644/1 IDT709179L High-Speed 32K x 9 Sync...