静态随机存取存储器 16K X 16 DUAL PORT
* True Dual-Ported memory cells which allow simultaneous reads of the same memory location * High-speed access * Military: 20/25/35/55/70ns max. * Industrial: 55ns max. * Commercial: 15/17/20/25/35/55ns max. * Low-power operation * IDT7025L * Active: 750mW typ. * Standby: 1mW typ. * Separate upper-byte and lower-byte control for multiplexed bus compatibility * IDT7025 easily expands data bus width to 32 bits or more using the Master/Slave select when cascading more than one device * 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-compatible, 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