FEATURES
Near zero propagation delay High Bandwidth (>400 MHz) Rail-to-Rail 3.3V or 2.5V Switching 5V I/O Tolerant 2.5V Supply Voltage Operation Permits Hot Insertion Pin compatible with 74 series 244 logic devices Packages available: 20-pin 150 mil wide plastic QSOP (Q) 20-pin 173 mil wide plastic TSSOP (L) Product DESCRIPTION
2.5V/3.3V, High Bandwidth, Hot Insertion, 8-Bit, 2-Port Bus Switch Pericom Semiconductors PI3C series of logic circuits are produced using the Companys advanced submicron CMOS technology, achieving industry leading performance. Two enable signals (BEn) turn the switches on similar to the enable signals of the 244. Logic Block Diagram *- ) ) ) )! *) ) ) )! * * * *! * * * * Product Pin Configuration BE1 1A0 2B3 1A1 2B2 1A2 2B1 1A3 2B0 GND 1 20 2 19 3 18 4 20-Pin 17 5 L,Q 16 6 15 7 14 8 13 9 12 10 11 VCC BE2 1B0 2A3 1B1 2A2 1B2 2A1 1B3 2A0 Truth Table(1) BE1 H L BE2 H H L L 1A, 1B Disconnect 1A = 1B Disconnect 1A = 1B 2A, 2B Disconnect Disconn...