全新 原装 现货 热卖 IDT70V28L20PFI

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◆ True Dual-Ported memory cells which allow simultaneousaccess of the same memory location ◆ High-speed access– Commercial: 15/20ns (max.)– Industrial: 20ns (max.) ◆ Low-power operation– IDT70V28LActive: 440mW (typ.)Standby: 660µW (typ.) ◆ Dual chip enables allow for depth expansion withoutexternal logic ◆ IDT70V28 easily expands data bus width to 32 bits ormore using the Master/Slave select when cascading morethan one device

◆ M/S = VIH for BUSY output flag on Master,M/S = VIL for BUSY input on Slave ◆ Busy and Interrupt Flags ◆ On-chip port arbitration logic ◆ Full on-chip hardware support of semaphore signalingbetween ports ◆ Fully asynchronous operation from either port ◆ Separate upper-byte and lower-byte controls for multiplexedbus and bus matching compatibility ◆ LVTTL-compatible, single 3.3V (±0.3V) power supply ◆ Available in a 100-pin TQFP ◆ Industrial temperature range (–40°C to +85°C) is availablefor selected speeds

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