PI5C3253 Dual 4:1 Mux/DeMux Bus Switch Features Description Near-Zero propagation delay Pericom Semiconductors PI5C3253 is a Dual 4:1 Multiplexer/ 5 switches connect inputs to outputs demultiplexer with three-state outputs that is pinout compatible with the PI74FCT253T, 74F253, and 74ALS/AS/LS 253. Inputs Direct bus connection when switches are ON can be connected to outputs with low On-Resistance (5) with no ESD Protection up to 2kV HBM additional ground bounce noise or propagation delay. Ultra Low Quiescent Power (0.2A typical) Ideally suited for notebook applications Pin compatible with 74 series 253 logic devices Packaging (Pb-free & Green available): 16-pin 150-mil wide plastic QSOP (Q) 16-pin 173-mil wide plastic TSSOP (L) 16-pin 150-mil wide plastic SOIC (W) Block Diagram Pin Con guration IA IA IA IB IB IB IB IA 1 2 3 0 1 2 3 0 16 EA 1 V CC 15 S 2 EB 1 EA 14 IA 3 S 3 0 EB IA 4 13 IB 2 3 S 0 12 IA 5 IB 1 2 S 11 1 IA 6 IB 0 1 10 YA 7 IB 0 GND 8 9 YB YA YB (1) Truth Table Pin Description Enable Select Pin Name Description EA EB S1 S0 YA YB Function IAn, IBn Data Inputs H X X X Hi-Z X Disable A S01 Select Inputs X H X X X Hi-Z Disable B EA, EB Enable LLLL IA0 IB0 S1-0 = 0 YA, YB Data Outputs LLL H IA1 IB1 S1-0 = 1 GND Ground LL H L IA2 IB2 S1-0 = 2 V Power CC LL H H IA3 IB3 S1-0 = 3 Note: 1. H = High Voltage Level, L = Low Voltage Level PS7017H 06/11/09 09-0120 1PI5C3253 Dual 4:1 Mux/DeMux Bus Switch Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested.) Storage Temperature ......................................................... 65C to +150C Note: Stresses greater than those listed under MAX I MUM Ambient Temperature with Power Applied ........................ 40C to +85C RATINGS may cause permanent dam age to the Supply Voltage to Ground Potential (Inputs & V Only) .. 0.5V to +7.0V device. This is a stress rating only and functional op er a tion CC of the device at these or any other con di tions above those Supply Voltage to Ground Potential (Outputs & D/O Only) 0.5V to +7.0V indicated in the operational sec tions of this speci cation is DC Input Voltage ................................................................. 0.5V to +7.0V not implied. Exposure to absolute maximum rating condi- tions for extended periods may affect re li abil i ty. DC Output Current ............................................................................ 120mA Power Dissipation .................................................................................0.5W DC Electrical Characteristics (Over the Operating Range, T = 40C to +85C, V = 5V 5%) A CC (1) (2) Parameters De scrip tion Min. Max. Units Test Conditions Typ. V Input HIGH Voltage Guaranteed Logic HIGH Level 2.0 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 I , Y V 1 OZH N N CC V Clamp Diode Voltage V = Min., I = 18mA 0.7 1.2 V IK CC IN (3) I Short Circuit Current I (Y) = 0V, Y (I) = V 100 mA OS CC V Input Hysteresis at Control Pins 150 mV H V = Min., V = 0.0V, I = 48mA 5 7 CC IN ON (4) R Switch On-Resistance ON V = Min., V = 2.4V, I = 15mA 10 15 CC IN ON Notes: 1. For Max. or Min. conditions, use appropriate value speci ed under Electrical Characteristics for the applicable device type. 2. Typical values are at V = 5.0V, T = 25C ambient and maximum loading. CC A 3. Not more than one output should be shorted at one time. Duration of the test should not exceed one second. 4. 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) De scrip tion Test Conditions Typ. Max. Units Parameters C Input Capacitance 6 IN C I /I Capacitance, Switch Off V = 0V 6 pF OFF A B IN C I /I Capacitance, Switch On 24 ON A B Notes: 1. This parameter is determined by device characterization but is not production tested. PS7017H 06/11/09 09-0120 2