IDT71215S12PF中文資料瑞薩數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)

Features

- 16K x 15 Configuration

– 12 TAG Bits

– 3 Separate I/O Status Bits (Valid, Dirty, Write Through)

- Match output uses Valid bit to qualify MATCH output

- High-Speed Address-to-Match comparison times

– 8/9/10/12ns over commercial temperature range

- BRDY circuitry included inside the Cache-Tag for

highest speed operation

- Asynchronous Read/Match operation with Synchronous

Write and Reset operation

- Separate WE for the TAG bits and the Status bits

- Separate OE for the TAG bits, the Status bits, and BRDY

- Synchronous RESET pin for invalidation of all Tag entries

- Dual Chip selects for easy depth expansion with no

performance degredation

- I/O pins both 5V TTL and 3.3V LVTTL compatible with VCCQ pins

- PWRDN pin to place device in low-power mode

- Packaged in a 80-pin Thin Plastic Quad Flat Pack (TQFP).