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IDT54/74FCT244/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES FAST CMOS OCTAL BUFFER/LINE DRIVER IDT54/74FCT244/A/C FEATURES: * * * * * * * * IDT54FCT244 equivalent to FASTTM speed and drive IDT54/74FCT244A 25% faster than FAST IDT74FCT244C up to 55% faster than FAST IOL = 64mA (commercial) and 48mA (military) CMOS power levels (1mW typ. static) MIlitary product compliant to MIL-STD-883, Class B Meets or exceeds JEDEC Standard 18 specifications Available in the following packages: - Commercial: SOIC - Military: CERDIP, LCC DESCRIPTION: The IDT octal buffer/line drivers are built using an advanced dual metal CMOS technology. The FCT244 is designed to be employed as a memory and address driver, clock driver, and bus-oriented transmitter/receiver which provides improved board density. FUNCTIONAL BLOCK DIAGRAM 1 OEA 19 OEB DA0 2 18 OA0 OB0 DA1 3 17 DB0 4 16 OA1 OB1 5 15 DB1 DA2 6 14 OA2 7 OB2 8 13 DB2 12 DA3 OA3 11 OB3 9 DB3 The IDT logo is a registered trademark of Integrated Device Technology, Inc. MILITARY AND COMMERCIAL TEMPERATURE RANGES 1 JUNE 2002 DSC-5420/1 (c) 2002 Integrated Device Technology, Inc. IDT54/74FCT244/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES PIN CONFIGURATION VCC 20 OEA DA0 OB0 DA1 OB1 DA2 OB2 DA3 OB3 GND INDEX 2 3 4 5 6 7 8 9 10 19 18 17 16 15 14 13 12 11 OEB OA0 DB0 OA1 DB1 OA2 DB2 OA3 OB3 GND OA3 DB3 3 2 1 19 18 17 16 15 14 9 10 11 12 13 DA0 1 OB0 20 VCC OEA OEB DA1 OB1 DA2 OB2 DA3 4 5 6 7 8 OA0 DB0 OA1 DB1 OA2 DB3 CERDIP/ SOIC TOP VIEW LCC TOP VIEW ABSOLUTE MAXIMUM RATINGS(1) Symbol VTERM(2) VTERM(3) TA TBIAS TSTG PT IOUT Rating Terminal Voltage with Respect to GND Terminal Voltage with Respect to GND Operating Temperature Temperature under BIAS Storage Temperature Power Dissipation DC Output Current 0 to +70 -55 to +125 -55 to +125 0.5 120 -55 to +125 -65 to +135 -65 to +150 0.5 120 C C C W mA -0.5 to VCC -0.5 to VCC V Commercial -0.5 to +7 Military -0.5 to +7 Unit V PIN DESCRIPTION Pin Names OEA, OEB Dxx Oxx Description 3-State Output Enable Inputs (Active LOW) Inputs Outputs FUNCTION TABLE(1) Inputs OEA L L H OEB L L H D L H X Outputs L NOTES: 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. No terminal voltage may exceed Vcc by +0.5V unless otherwise noted. 2. Input and Vcc terminals only. 3. Output and I/O terminals only. DB2 H Z CAPACITANCE (TA = +25C, F = 1.0MHz) Symbol CIN COUT Parameter(1) Input Capacitance Output Capacitance Conditions VIN = 0V VOUT = 0V Typ. 6 8 Max. 10 12 Unit pF pF NOTE: 1. H = HIGH Voltage Level X = Don't Care L = LOW Voltage Level Z = High Impedance NOTE: 1. This parameter is measured at characterization but not tested. 2 IDT54/74FCT244/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE Following Conditions Apply Unless Otherwise Specified: VLC = 0.2V; VHC = VCC - 0.2V Commercial: TA = 0C to +70C, VCC = 5.0V 5%, Military: TA = -55C to +125C, VCC = 5.0V 10% Symbol VIH VIL IIH IIL IOZH IOZL VIK IOS VOH Off State (High Impedance) Output Current Clamp Diode Voltage Short Circuit Current Output HIGH Voltage VCC = Max. Parameter Input HIGH Level Input LOW Level Input HIGH Current VCC = Max. Input LOW Current Test Conditions(1) Guaranteed Logic HIGH Level Guaranteed Logic LOW Level VI = VCC VI = 2.7V VI = 0.5V VI = GND VO = VCC VO = 2.7V VO = 0.5V VO = GND Min. 2 -- -- -- -- -- -- -- -- -- -- -60 VHC VHC 2.4 2.4 -- -- -- -- Typ.(2) -- -- -- -- -- -- -- -- -- -- -0.7 -120 VCC VCC 4.3 4.3 GND GND 0.3 0.3 Max. -- 0.8 5 5(4) -5(4) -5 10 10(4) -10(4) -10 -1.2 -- -- -- -- -- VLC VLC(4) 0.55 0.55 A A Unit V V VCC = Min., IIN = -18mA VCC = Max., VO = GND(3) VCC = 3V, VIN = VLC or VHC, IOH = -32A VCC = Min IOH = -300A VIN = VIH or VIL IOH = -12mA MIL IOH = -15mA COM'L VCC = 3V, VIN = VLC or VHC, IOL = 300A VCC = Min IOL = 300A VIN = VIH or VIL IOL = 48mA MIL IOL = 64mA COM'L V mA V VOL Output LOW Voltage V NOTES: 1. For conditions shown as Min. or Max., use appropriate value specified under Electrical Characteristics for the applicable device type. 2. Typical values are at VCC = 5.0V, +25C ambient and maximum loading. 3. Not more than one output should be tested at one time. Duration of the test should not exceed one second. 4. This parameter is guaranteed but not ttested. 3 IDT54/74FCT244/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES POWER SUPPLY CHARACTERISTICS VLC = 0.2V; VHC = VCC - 0.2V Symbol ICC ICC ICCD Parameter Quiescent Power Supply Current Quiescent Power Supply Current TTL Inputs HIGH Dynamic Power Supply Current(4) Test Conditions(1) VCC = Max. VIN VHC; VIN VLC VCC = Max. VIN = 3.4V(3) VCC = Max. Outputs Open OEA = OEB = GND One Input Toggling 50% Duty Cycle IC Total Power Supply Current(6) VCC = Max. Outputs Open fI = 10MHz 50% Duty Cycle OEA = OEB = GND One Bit Toggling VCC = Max. Outputs Open fI = 2.5MHz 50% Duty Cycle OEA = OEB = GND Eight Bits Toggling NOTES: 1. For conditions shown as Min. or Max., use appropriate value specified under Electrical Characteristics for the applicable device type. 2. Typical values are at VCC = 5.0V, +25C ambient. 3. Per TTL driven input (VIN = 3.4V). All other inputs at VCC or GND. 4. This parameter is not directly testable, but is derived for use in Total Power Supply Calculations. 5. Values for these conditions are examples of ICC formula. These limits are guaranteed but not tested. 6. 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 Input 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. Min. -- -- Typ.(2) 0.2 0.5 0.15 Max. 1.5 2 0.25 Unit mA mA mA/ MHz VIN VHC VIN VLC -- VIN VHC VIN VLC (FCT) VIN = 3.4V VIN = GND VIN VHC VIN VLC (FCT) VIN = 3.4V VIN = GND -- 1.7 4 mA -- 2 5 -- 3.2 6.5(5) -- 5.2 14.5(5) SWITCHING CHARACTERISTICS OVER OPERATING RANGE(1,2) Symbol tPLH tPHL tPZH tPZL tPHZ tPLZ Parameter Propagation Delay Dx to Ox Output Enable Time Output Disable Time Condition CL = 50pF RL = 500 54FCT244 Mil. Min. Max. 1.5 7 1.5 1.5 8.5 7.5 54/74FCT244A Com'l. Mil. Min. Max. Min. Max. 1.5 4.8 1.5 5.1 1.5 1.5 6.2 5.6 1.5 1.5 6.5 5.9 74FCT244C Com'l. Min. Max. 1.5 4.1 1.5 1.5 5.8 5.2 Unit ns ns ns NOTES: 1. See test circuit and waveforms. 2. Minimum limits are guaranteed but not tested on Propagation Delays. 4 IDT54/74FCT244/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES TEST CIRCUITS AND WAVEFORMS V CC 500 VIN Pulse Generator RT D.U.T . VOUT 7.0V SWITCH POSITION Test Open Drain Disable Low Enable Low Switch Closed Open 50pF CL 500 All Other Tests DEFINITIONS: CL = Load capacitance: includes jig and probe capacitance. RT = Termination resistance: should be equal to ZOUT of the Pulse Generator. Octal link Test Circuits for All Outputs DATA INPUT TIMING INPUT ASYNCHRONOUS CONTROL PRESET CLEAR ETC. SYNCHRONOUS CONTROL PRESET CLEAR CLOCK ENABLE ETC. tSU tH tREM 3V 1.5V 0V 3V 1.5V 0V 3V 1.5V 0V 3V 1.5V 0V Octal link LOW-HIGH-LOW PULSE tW HIGH-LOW-HIGH PULSE Octal link 1.5V 1.5V tSU tH Pulse Width Set-Up, Hold, and Release Times ENABLE SAME PHASE INPUT TRANSITION tPLH OUTPUT tPLH OPPOSITE PHASE INPUT TRANSITION tPHL tPHL 3V 1.5V 0V VOH 1.5V VOL 3V 1.5V 0V Octal link DISABLE 3V 1.5V 0V 3.5V 0.3V tPHZ 0.3V 1.5V 0V VOH 0V Octal link CONTROL INPUT tPZL OUTPUT NORMALLY LOW OUTPUT NORMALLY HIGH SWITCH CLOSED tPZH SWITCH OPEN 3.5V 1.5V tPLZ VOL Propagation Delay Enable and Disable Times NOTES: 1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH. 2. Pulse Generator for All Pulses: Rate 1.0MHz; ZO 50; tF 2.5ns; tR 2.5ns. 5 IDT54/74FCT244/A/C FAST CMOS OCTAL BUFFER/LINE DRIVER MILITARY AND COMMERCIAL TEMPERATURE RANGES ORDERING INFORMATION XXXX IDT XX FCT Temp. Range Device Type XX Package X Process Blank B Commercial MIL-STD-883, Class B SO D L Commercial Options Small Outline IC Military Options CERDIP Leadless Chip Carrier 244 244A 244C Octal Buffer/Line Driver 54 74 - 55C to +125C 0C to +70C DATA SHEET DOCUMENT HISTORY 6/21/2002 Updated according to PDNs Logic-00-07 and Logic-01-04 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 6 for Tech Support: logichelp@idt.com (408) 654-6459 |
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