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71342SA55JGI8 Datasheet(PDF) 1 Page - Integrated Device Technology |
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71342SA55JGI8 Datasheet(HTML) 1 Page - Integrated Device Technology |
1 / 14 page ©2012 Integrated Device Technology, Inc. SEPTEMBER 2012 DSC 2621/14 1 IDT71342SA/LA HIGH SPEED 4K X 8 DUAL-PORT STATIC RAM WITH SEMAPHORE Features ◆ High-speed access – Commercial:20/25/35/45/55/70ns(max.) – Industrial: 25ns (max.) ◆ Low-power operation – IDT71342SA Active: 700mW (typ.) Standby: 5mW (typ.) – IDT71342LA Active: 700mW (typ.) Standby: 1mW (typ.) Functional Block Diagram 2721 drw 01 I/O CONTROL I/O CONTROL MEMORY ARRAY ADDRESS DECODER ADDRESS DECODER R/ WR CER OER I/O0R -I/O7R A0R-A11R R/ WL CEL OEL A0L-A11L I/O0L-I/O7L SEMAPHORE LOGIC SEMR SEML ◆ Fully asynchronous operation from either port ◆ Full on-chip hardware support of semaphore signalling be- tween ports ◆ Battery backup operation—2V data retention (LA only) ◆ TTL-compatible; single 5V (±10%) power supply ◆ Available in plastic packages ◆ Industrial temperature range (–40°C to +85°C) is available for selected speeds |
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