IDT7025S Datasheet | Renesas

HIGH-SPEED 8K x 16 DUAL-PORT STATIC RAM 7025S/L Features - True Dual-Ported memory cells which allow simultaneous reads of the same memory location - High-speed access - mercial: 15/17/20/25/35/55ns (max.) - Industrial: 20ns (max.) - Military: 20/25/35/55/70ns (max.) - Low-power operation - IDT7025S Active: 750m W (typ.) Standby: 5m W (typ.) - IDT7025L Active: 750m W (typ.) Standby: 1m W (typ.) - Separate upper-byte and lower-byte control for multiplexed bus patibility - IDT7025 easily expands data bus width to 32 bits or more using the Master/Slave select when cascading more than one device - M/S = H for BUSY output flag on Master M/S = L for BUSY input on Slave - Interrupt Flag - On-chip port arbitration logic - Full on-chip hardware support of semaphore signaling between ports - Fully asynchronous operation from either port - Battery backup operation- 2V data retention - TTL-patible, single 5V (±10%) power supply - Available in 84-pin PGA, Flatpack, PLCC, and 100-pin Thin Quad Flatpack - Industrial temperature range (- 40°C to +85°C) is available for selected speeds - Green parts available, see ordering information Functional Block Diagram R/WL UBL R/WR UBR LBL CEL OEL LBR CER OER I/O8L-I/O15L...