PI33X257B Datasheet | Semiconductor Corporation

Features • • • • • Permits Hot Insertion Near zero propagation delay 5 Ohm switches connect inputs to outputs Direct bus connection when switches are ON Ultra Low Quiescent Power (0.2µA Typical) – Ideally suited for notebook applications • TTL - patible control of input levels • Fast switching speed - 4.5ns max. • Packages available: –48-pin 150 mil wide plastic BQSOP (B) Product Description Peri Semiconductor’s PI3B series of logic circuits are produced using the pany’s advanced sub micron CMOS technology, achieving industry leading performance. The PI3B33X257 is a 3.3V, 24:12 multiplexer/demultiplexer with three-state outputs. Inputs can be connected to outputs with low on resistance (5 Ohm) with no additional ground bounce noise or propagation delay. Logic Block Diagram IA0 IA1 IB0 IB1 IC0 IC1 ID0 ID1 Truth Table(1) En H L L Notes: Sn X L H YA(2) Hi-Z IA0 IA1 YB(2) Hi-Z IB0 IB1 YC(2) Hi-Z IC0 IC1 YD(2) Hi-Z ID0 ID1 Function Disable S=0 S=1 E0 1. H = High Voltage Level L = Low Voltage Level 2. n = 0 YA, YB, YC, YD n = 1 YE, YF, YG, YH n = 2 YI, YJ, YK, YL S0 48-Pin Product Configuration S0 IA0 IA1 YA IB0 IB1 YB GND S1 IE0 IE1 YE IF0 IF1 YF GND S2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 VCC E0 ID0 ID1 YD IC0 IC1 YC VCC E1 IH0 IH1 YH IG0 IG1 YG VCC E2 IL0 IL1 YL IK0 IK1 YK S2 E2 II0 S1 E1 IE0 YA IE1 IF0 YB IF1 IG0 YC IG1 IH0 YD IH1 48-Pin B 37 36 35 34 33 32 31 30 29 28 27 26 25 II1 IJ0 IJ1 IK0 IK1 IL0 IL1...