IDT71257L Datasheet, Equivalent, RAM 256K.


Part IDT71257L
Description CMOS STATIC RAM 256K
Feature FEATURES: • High-speed (equal access and cycle times) -Military - 45/55/70/85ns max. -Commercial - 35/45/55/70ns max. • Low-power operation -IDT 71257S Active: 400mW (typ.) Standby: 400l'W (typ.) -IDT 71257L Active: 350mW (typ.) Standby: 100l'W (typ.) • Battery backup operation - 2V data retention (L version only) • High-density industry standard 24-pin, 300 mil DIP • Produced with advanced CEMOS" technology • Separate data input and output • Single 5V (±10%) power supply • Inputs/outputs TTL-compatible • Three state outputs • Static operation - no clocks or refresh required • Military product.
Manufacture IDT
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