FDT IDT74FCT163244/A/C DATA SHEET
Contents
1. 3 3V CMOS 16 BIT IDT74FCT163244 A C BUFFER LINE DRIVER Integrated Device Technology Inc FEATURES 0 5 MICRON CMOS Technology Typical tsk o Output Skew lt 250ps ESD gt 2000V per MIL STD 883 Method 3015 gt 200V using machine model C 200pF R 0 Packages include 25 mil pitch SSOP 19 6 mil pitch TSSOP and 15 7 mil pitch TVSOP Extended commercial range of 40 C to 85 C Vcc 3 3V 0 3V Normal Range or Vcc 2 7 to 3 6V Extended Range CMOS power levels 0 4uW typ static Rail to Rail output swing for increased noise margin Low Ground Bounce 0 3V typ Inputs except I O can be driven by 3 3V or 5V components FUNCTIONAL BLOCK DIAGRAM 10E d o 1A1 1Y1 o 1A2 1Y2 e 1A3 1Y3 1A4 1Y4 20E d o 2A1 2Y1 o 2A2 2Y2 o 2A3 2Y3 2A4 2Y4 2532 drw 01 The IDT logo is a registered trademark of Integrated Device Technology Inc DESCRIPTION The FCT163244 A C 16 bit buffer line drivers are built using advanced dual metal CMOS technology These high speed low power devices offer bus backplane interface ca pability with improved packing density These devices have a flow through organization for simplifying board layout The three state controls operate these devices in a Quad Nibble Dual Byte or single 16 bit word mode All inputs are designed with hysteresis for improved noise margi2. Total Power Supply Current 6 Vcc Max VIN Vcc Outputs Open VIN GND fi 10MHz 50 Duty Cycle VIN Vcc 0 6V xOE GND Vin GND One Bit Toggling Vcc Max VIN Vcc Outputs Open Vin GND fi 2 5MHz 50 Duty Cycle VIN Vcc 0 6V 2 0 3 36 xOE GND Vin GND Sixteen Bits Toggling NOTES 2532 tbl 06 1 For conditions shown as max or min use appropriate value specified under Electrical Characteristics for the applicable device type 2 Typical values are at Vcc 3 3V 25 C ambient 3 Per TTL driven input 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 the Icc formula These limits are guaranteed but not tested 6 Ic IQUIESCENT IINPUTS IDYNAMIC Ic Icc Alcc DHNT Iccb fcPNcp 2 fiNi Icc Quiescent Current IccL IccH and Iccz Alcc Power Supply Current for a TTL High Input DH Duty Cycle for TTL Inputs High Nt Number of TTL Inputs at DH Iccb Dynamic Current Caused by an Input Transition Pair HLH or LHL fcp Clock Frequency for Register Devices Zero for Non Register Devices Ncp Number of Clock Inputs at fcp fi Input Frequency Ni Number of Inputs at fi SWITCHING CHARACTERISTICS OVER OPERATING RANGE Parameter Condition mine max mno mas mno tPHL XxAx to xYx tPZL Output Disable Time tPLZ Output Skew N
3. OTES 2532 tbl 07 1 See test circuit and waveforms 2 Minimum limits are guaranteed but not tested on Propagation Delays 3 Skew between any two outputs of the same package switching in the same direction This parameter is guaranteed by design 4 Propagation Delays and Enable Disable times are with Vcc 3 3V 0 3V Normal Range For Vcc 2 7V to 3 6V Extended Range all Propagation Delays and Enable Disable times should be degraded by 20 8 1 4 IDT74FCT163244 A C 3 3V 16 BIT BUFFER LINE DRIVER TEST CIRCUITS AND WAVEFORMS TEST CIRCUITS FOR ALL OUTPUTS fi 6V V cc m e gt e Open iaa 5009 V IN V OUT Pulse Loy fo 4 Generator D U T 50pF R 500Q RT CL 2532 drw 05 SET UP HOLD AND RELEASE TIMES 3V INPUT XX7 FXXX isv tsu tH OV TIMING 3V INPUT KX _ jf 5v ASYNCHRONOUS CONTROL ov PRESET REM 3V CLEAR 15V ETC OV SYNCHRONOUS CONTROL PREST OO KKK s CLEAR a CLOCK ENABLE tsU e tH ov ETC 2532 drw 06 PROPAGATION DELAY 3V SAME PHASE 45y INPUT TRANSITION OV tPLH tPHL VOH OUTPUT 1 5V VOL tPLH tPHL 3V OPPOSITE PHASE 1 5V INPUT TRANSITION OV 2532 drw 08 8 1 COMMERCIAL TEMPERATURE RANGES SWITCH POSITION Test Switch OE Open Drain Disable Low 6V Enable Low Disable High Enable High GND DEFINITIONS 2532 Ink 08 C Load capacitance includes jig and probe capacitance Rt T
4. ctive LOW xAx Data Inputs 3 State Outputs 2532 tbl 01 ABSOLUTE MAXIMUM RATINGS Symbol Description Terminal Voltage with Respect to GND Terminal Voltage with Respect to GND Terminal Voltage with Respect to GND 2 3 NOTES 2532 Ink 03 1 Stresses greater than those listed under ABSOLUTE MAXIMUM RAT INGS 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 ex tended periods may affect reliability Vcc terminals Input terminals Output and I O terminals ROD CAPACITANCE Ta 25 C f 1 0MHz symbol Parameter 1 Conditions Input VIN OV Capacitance ii ll Capacitance NOTE 2532 Ink 04 1 This parameter is measured at characterization but not tested FUNCTION TABLE NOTE 2532 tbl 02 1 H HIGH Voltage Level L LOW Voltage Level X Don t Care Z High Impedance IDT74FCT163244 A C 3 3V 16 BIT BUFFER LINE DRIVER COMMERCIAL TEMPERATURE RANGES DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE Following Conditions Apply Unless Otherwise Specified Commercial TA 40 C to 85 C Vcc 2 7V to 3 6V Symbol Parameter Test Conditions Min Typ 2 Input HIGH Level Input pins Guaranteed Logic HIGH Level Input HIGH L
5. ermination resistance should be equal to ZouT of the Pulse Generator PULSE WIDTH LOW HIGH LOW PULSE 1V tw HIGH LOW HIGH 45V PULSE 2532 drw 07 ENABLE AND DISABLE TIMES ENABLE DISABLE 3V CONTROL f 45V INPUT AY PZL l PLZ OUTPUT 3V 3V NORMALLY SMOR 1 5V LOW 0 3V VoL PZH l PHZ la A OUTPUT aired yav V NORMALLY 1 5V HIGH _ GND ov ov 2532 drw 09 NOTES 1 Diagram shown for input Control Enable LOW and input Control Disable HIGH 2 Pulse Generator for All Pulses Rate lt 1 0MHz tF lt 2 5ns tR lt 2 5ns 3 If Vcc is below 3V input voltage swings should be adjusted not to exceed Vcc IDT74FCT163244 A C 3 3V 16 BIT BUFFER LINE DRIVER COMMERCIAL TEMPERATURE RANGES ORDERING INFORMATION IDT XX FCT XXXX X Temp Range Device Type Package PV Shrink Small Outline Package SO48 1 PA Thin Shrink Small Outline Package SO48 2 PF Thin Very Small Outline Package SO48 3 163244 Non Inverting 16 Bit Buffer Line Driver 163244A 163244C 74 40 C to 85 C 2532 tbl 07 8 1 6
6. evel I O pins VIL Input LOW Level Guaranteed Logic LOW Level Input and I O pins Input HIGH Current Input pins Input HIGH Current I O pins Input LOW Current Input pins Input LOW Current I O pins High Impedance Output Current 3 State Output pins Clamp Diode Voltage VOH Output HIGH Voltage Vcc Min VIN ViH or VIL Vcc 3 0V IOH 8mA VIN VIH or VIL Output LOW Voltage Vcc Min loL 0 1mA VIN ViH or VIL IOL 16mA IOL 24mA Vcc 3 0V IOL 24mA VIN VIH or VIL Short Circuit Current 4 Vcc Max Vo GND 3 Quiescent Power Supply Current Vcc Max Vin GND or Vcc NOTES 2532 Ink 05 For conditions shown as Max or Min use appropriate value specified under Electrical Characteristics for the applicable device type Typical values are at Vcc 3 3V 25 C ambient Not more than one output should be tested at one time Duration of the test should not exceed one second This parameter is guaranteed but not tested Von Vcc 0 6V at rated current Aarons 8 1 3 IDT74FCT163244 A C 3 3V 16 BIT BUFFER LINE DRIVER COMMERCIAL TEMPERATURE RANGES POWER SUPPLY CHARACTERISTICS symbol Parameter Test Conditions in Typ Max Unit Alcc Quiescent Power Supply Current VIN Vcc 0 6V 9 2 0 30 uA TTL Inputs HIGH Dynamic Power Supply Vcc Max VIN Vcc 50 75 uA Current 4 Outputs Open Vin GND MHz 50 Duty Cycle xOE GND One Input Toggling 0 8 mA
7. n The inputs of the FCT 163244 A C can be driven from either 3 3V or 5V devices This feature allows the use of these devices as translators in a mixed 3 3V 5V supply system Thus the FCT163244 A C can be used as buffers to connect 5V components to a 3 3V bus 30E a ___ 3A1 3Y1 m o 3A2 3Y2 m o 3A3 3Y3 3A4 3Y4 40E d m 4A1 4Y1 m 4A2 4Y2 m o 4A3 4Y3 4A4 4Y4 2532 drw 02 AUGUST 1996 COMMERCIAL TEMPERATURE RANGES 1996 Integrated Device Technology Inc 8 1 DSC 2532 7 1 IDT74FCT163244 A C 3 3V 16 BIT BUFFER LINE DRIVER PIN CONFIGURATIONS 10E 1Y1 1Y2 GND 1Y3 1Y4 Vcc 2Y1 2Y2 GND 2Y3 2Y4 3Y1 3Y2 GND 3Y3 3Y4 Vcc 4Y1 4Y2 GND 4Y3 4Y4 40E 1 a 48 20E 2 47 1A1 3 46 1A2 4 45 GND 5 44 1A3 6 43 1A4 7 42 Vcc 8 41 2A1 9 40 2A2 10 39 GND 11 38 2A3 12 S0O48 1 37 2A4 048 2 13 5048 3 36 3A1 14 35 3A2 15 34 GND 16 33 3A3 17 32 3A4 18 31 Vcc 19 30 4A1 20 29 4A2 21 28 GND 22 27 4A3 23 26 4A4 24 25 30E SSOP TSSOP TVSOP TOP VIEW 2532 drw 03 COMMERCIAL TEMPERATURE RANGES PIN DESCRIPTION 3 State Output Enable Inputs A
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FDT IDT74FCT163244/A/C DATA SHEET