IDTQS74FCT158AT/CT HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER INDUSTRIAL TEMPERATURE RANGE HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER IDTQS74FCT158AT/CT FEATURES: DESCRIPTION: − − − − − − − − The IDTQS74FCT158T is a high-speed CMOS TTL-compatible, quad, 2-input multiplexer. All inputs have clamp diodes for undershoot noise suppression. All outputs have ground bounce suppression. Outputs will not load an active bus when Vcc is removed from the device. CMOS power levels: <7.5mW static Undershoot clamp diodes on all inputs True TTL input and output compatibility Ground bounce controlled outputs Reduced output swing of 0 to 3.5V A and C speed grades with 4.3ns for C IOL = 48mA Available in SOIC and QSOP packages FUNCTIONAL BLOCK DIAGRAM E S I0A I1A YA I0B I1B YB I0C YC INDUSTRIAL TEMPERATURE RANGE I1C I0D I1D YD MARCH 2001 1 c 2001 Integrated Device Technology, Inc. DSC-5232 IDTQS74FCT158AT/CT HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER INDUSTRIAL TEMPERATURE RANGE ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION Symbol S 1 16 V CC I 0A 2 15 E I 1A 3 14 I 0D YA 4 I 0B 5 I 1B 6 YB GND 13 I 1D 12 YD 11 I0C 7 10 I1C 8 9 YC SO16-1 SO16-7 SO16-8 (1) Description Max. Unit VTERM Terminal Voltage with Respect to GND – 0.5 to +7 V TSTG Storage Temperature – 65 to +150 °C IOUT DC Output Current Max Sink Current/Pin 120 mA IIK Input Diode Current, VIN < 0 – 20 mA IOK Output Diode Current, VOUT < 0 – 50 mA FCTL NOTE: 1. Stresses greater than those listed under ABSOLUTE 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 implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. CAPACITANCE (TA = +25OC, f = 1.0MHz) Symbol CIN Parameter(1) Input Capacitance Conditions VIN = 0V Typ. 4 Max. — Unit pF COUT Output Capacitance VOUT = 0V 8 — pF FCT_2 SOIC/ QSOP TOP VIEW NOTE: 1. This parameter is measured at characterization but not tested. PIN DESCRIPTION Pin Names Ixx Data Inputs Description S Select Input E Enable Input YA - YD Data Outputs FUNCTION TABLE(1) Inputs E S YA YB YC YD Function H X H H H H Disable L L 10A 10B 10C 10D Select 0 L H 11A 11B 11C 11D Select 1 NOTE: 1. H = High Voltage Level X = Don't Care L = Low Voltage Level 2 IDTQS74FCT158AT/CT HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER INDUSTRIAL TEMPERATURE RANGE DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE Following Conditions Apply Unless Otherwise Specified: Industrial: TA = -40°C to +85°C, VCC = 5.0V ± 5% Min. 2 Typ.(1) — Max. — Unit V Guaranteed Logic LOW Level — — 0.8 V Input Hysteresis VTLH - VTHL for all inputs — 0.2 — V IIH Input HIGH Current VCC = Max. — — ±5 µA IIL Input LOW Current IOS Short Circuit Current VCC = Max., VOUT = GND(2) –60 — — mA VIC Input Clamp Voltage –0.7 –1.2 V Output HIGH Voltage VCC = Min., IIN = –18mA, TA = 25° VCC = Min. IOH = -15mA — VOH 2.4 — — V VOL Output LOW Voltage VCC = Min. — — 0.5 V Symbol VIH Parameter Input HIGH Level Test Conditions Guaranteed Logic HIGH Level VIL Input LOW Level ∆VT 0 ≤ VIN < Vcc C(2) IOL = 48mA NOTES: 1. Typical values are at VCC = 5.0V, TA = 25°C. 2. This parameter is guaranteed but not tested. POWER SUPPLY CHARACTERISTICS Following Conditions Apply Unless Otherwise Specified: Industrial: TA = -40°C to +85°C, VCC = 5.0V ± 5% Symbol ICC Parameter Quiescent Power Supply Current ∆ICC Supply Current per Input TTL Inputs HIGH ICCD Supply Current per Input per MHz Test Conditions(1) VCC = Max. freq = 0 0V ≤ VIN ≤ 0.2V or Vcc-0.2V ≤ VIN ≤ Vcc VCC = Max. VIN = 3.4V(2) freq = 0 VCC = Max. Outputs Open and Enabled One Bit Toggling 50% Duty Cycle Other inputs at GND or Vcc(3,4) Min. Max. Unit — 1.5 mA — 2 mA — 0.25 mA/MHz FCTL NOTES: 1. For conditions shown as Min. or Max., use the appropriate values specified under DC Electrical Characteristics. 2. Per TLL driven input (VIN = 3.4V). 3. For flip-flops, ICCD is measured by switching one of the data input pins so that the output changes every clock cycle. This is a measurement of device power consumption only and does not include power to drive load capacitance or tester capacitance. 4. IC = IQUIESCENT + IINPUTS + IDYNAMIC IC = ICC + ∆ICC DHNT + ICCD (fCP/2 + fiNi) ICC = Quiescent Current ∆ICC = Power Supply Current for a TTL High Input (VIN = 3.4V) DH = Duty Cycle for TTL Inputs High NT = Number of TTL Inputs at DH ICCD = Dynamic Current Caused by an Output Transition Pair (HLH or LHL) fCP = Clock Frequency for Register Devices (Zero for Non-Register Devices) fi = Input Frequency Ni = Number of Inputs at fi All currents are in milliamps and all frequencies are in megahertz. 3 IDTQS74FCT158AT/CT HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER INDUSTRIAL TEMPERATURE RANGE SWITCHING CHARACTERISTICS OVER OPERATING RANGE(1) Following Conditions Apply Unless Otherwise Specified: Industrial: TA = -40°C to +85°C, VCC = 5.0V ± 5% 74FCT158AT Symbol tPLH tPHL tPLH tPHL tPLH tPHL Parameter Propagation Delay Ixx to Yx Propagation Delay S to Yx Propagation Delay E to Yx NOTE: 1. CLOAD = 50pF, RLOAD = 500Ω unless otherwise noted. 4 74FCT158CT Min. Max. Min. Max. Unit 1.5 5 1.5 4.3 ns 1.5 7 1.5 5.2 ns 1.5 6 1.5 4.8 ns IDTQS74FCT158AT/CT HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER INDUSTRIAL TEMPERATURE RANGE TEST CIRCUITS AND WAVEFORMS SWITCH POSITION TEST CIRCUITS FOR ALL OUTPUTS V CC Test 7.0V Open Drain Disable Low 500 Ω Closed Enable Low V OU T V IN Pulse Generator Switch All Other Tests D.U.T. Open FCTL 50pF RT DEFINITIONS: CL = Load capacitance: includes jig and probe capacitance. RT = Termination resistance: should be equal to ZOUT of the Pulse Generator. 500 Ω CL FC T L link PULSE WIDTH SET-UP, HOLD, AND RELEASE TIMES 3V 1.5V 0V 3V 1.5V 0V DATA INPUT tH tSU TIMING INPUT ASYNCHRONOUS CONTROL PRESET CLEAR ETC. SYNCHRONOUS CONT ROL PRESET CLEAR CLOCK ENABLE ETC. tRE M tSU LOW -HIGH-LOW PULSE 1.5V tW 3V 1.5V 0V HIGH-LOW -HIGH PULSE 1.5V 3V 1.5V 0V tH FC T L link FC T L link PROPAGATION DELAY ENABLE AND DISABLE TIMES ENABLE SAM E PHASE INPUT TRANSITION t PLH tPH L OUTPUT t PLH OPPOSITE PHASE INPUT TRANSITION tPH L 3V 1.5V 0V DISABLE 3V CONTROL INPUT 1.5V tPZL V OH 1.5V V OL OUTPUT NORMALLY LOW 3V 1.5V 0V SW ITCH CLOSED FC T L link SW ITCH OPEN 3.5V 3.5V 1.5V 0.3V t PZH OUTPUT NORMALLY HIGH 0V t PLZ V OL t PH Z 0.3V V OH 1.5V 0V 0V FC T L link NOTES: 1. Diagram shown for input Control Enable-LOW and input Control DisableHIGH 2. Pulse Generator for All Pulses: Rate ≤ 1.0MHz; tF ≤ 2.5ns; tR ≤ 2.5ns 5 IDTQS74FCT158AT/CT HIGH-SPEED CMOS QUAD 2-INPUT MULTIPLEXER INDUSTRIAL TEMPERATURE RANGE ORDERING INFORMATION ID T Q S XX Temp. Range FCT XXXX XX Device Type Package SO Q S1 Small Outline IC (gull wing) (SO16-1) Quarter Size Small Outline Package (SO16-7) Small Outline IC (gull wing) (SO16-8) 158AT 158CT High-Speed CMOS Quad 2-Input Multiplexer 74 –40°C to +85°C CORPORATE HEADQUARTERS 2975 Stender Way Santa Clara, CA 95054 for SALES: 800-345-7015 or 408-727-6116 fax: 408-492-8674 www.idt.com* *To search for sales office near you, please click the sales button found on our home page or dial the 800# above and press 2. The IDT logo is a registered trademark of Integrated Device Technology, Inc. 6