PI3B3257 3.3V, Quad 2:1 Mux/DeMux NanoSwitch Features Description Near-Zero propagation delay Pericom Semiconductors PI3B3257 is a 3.3 Volt, Quad 2:1 multiplexer/demultiplexer with three-state outputs that is pinout 5 switches connect inputs to outputs and function compatible with the PI74FCT257T, 74F257, and Fast Switching Speed: 4.8ns max. 74ALS/AS/LS257. Inputs can be connected to outputs with low Ultra-Low Quiescent Power: 0.1A typical On-Resistance (5) with no additional ground bounce noise or Ideally suited for notebook applications propagation delay. Pin compatible with 74 series 257 logic devices Packaging (Pb-free & Green avaliable): 16-pin 150 mil wide plastic QSOP (Q) 16-pin 150 mil wide plastic SOIC (W) 16-pin 173 mil wide plastic TSSOP (L) Pin Configuration Block Diagram A A B B C C D D I 0 I 1 I 0 I 1 I 0 I 1 I 0 I 1 16 S 1 VCC 15 A 2 E I 0 SW 14 IA 3 D 1 I 0 SW 13 Y 4 D A I 1 SW E SW 5 12 IB0 Y D SW 6 11 IB C 1 I 0 SW S 10 Y 7 C SW B I 1 SW 9 GND 8 Y C SW Y Y Y Y A B C D IY Pin Description Pin Name Description E A - D Data Inputs I N I N S Select Inputs (1) Truth Table E Enable E S Y Y Y Y Function A B C D Y -Y Data Outputs A D H X Hi-Z Hi-Z Hi-Z Hi-Z Disable GND Ground L L A B C D S = 0 I 0 I 0 I 0 I 0 V Power CC L H A B C D S = 1 I 1 I 1 I 1 I 1 NC No Connect Note: 1. H = High Voltage Level L = Low Voltage Level 13-0014 01/14/13 1PI3B3257 3.3V, Quad 2:1 Mux/DeMux NanoSwitch Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested.) Storage Temperature .....................................................................65C to +150C Ambient Temperature with Power Applied ....................................40C to +85C Supply Voltage to Ground Potential .................................................0.5V to +4.6V DC Input Voltage .............................................................................0.5V to +4.6V DC Output Current ........................................................................................ 120mA Power Dissipation ............................................................................................ 0.5W Note: Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not mplied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. DC Electrical Characteristics (Over the Operating Range, T = 40C to +85C, V = 3.3V 10%) A CC (1) (2) Parameters Description Test Conditions Min. Typ. Max. Units V Input HIGH Voltage Guaranteed Logic HIGH Level 2 IH V V Input LOW Voltage Guaranteed Logic LOW Level 0.5 0.8 IL I Input HIGH Current V = Max., V = V 1 IH CC IN CC I Input LOW Current V = Max., V = GND 1 A IL CC IN I High Impedance Output Current 0 In, Yn V 1 OZH CC V Clamp Diode Voltage V = Min., I = 18mA 1.2 V IK CC IN V = Min., V = 0.0V, CC IN 5 8 (3) Ion = 48mA or 64mA R Switch On-Resistance ON V = Min., V = 2.4V, I = 15mA 8 17 CC IN ON Notes: 1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type. 2. Typical values are at V = 3.3V, T = 25C ambient and maximum loading. CC A 3. Measured by the voltage drop between I and Y pin at indicated current through the switch. On-Resistance is determined by the lower of the voltages on the two (I,Y) pins. Capacitance (T = 25C, f = 1 MHz) A (1) Parameters Description Test Conditions Typ. Units C Input Capacitance 3.0 IN C Y Capacitance, Switch OFF 17.0 OFFYN N V = 0V pF IN C I Capacitance, Switch OFF 8.5 OFFIN N C I /Y Capacitance, Switch ON 25 ON N N Notes: 1. This parameter is determined by device characterization but is not production tested. 13-0014 01/14/13 2