[ /Title (CD74 HC377 , CD74 HCT37 7) /Subject (High Speed CMOS Logic Octal DType Flip- CD54/74HC377, CD54/74HCT377 Data sheet acquired from Harris Semiconductor SCHS184A High Speed CMOS Logic Octal D-Type Flip-Flop with Data Enable September 1997 - Revised May 2000 Features Description • Buffered Common Clock The ’HC377 and ’HCT377 are octal D-type flip-flops with a buffered clock (CP) common to all eight flip-flops. All the flipflops are loaded simultaneously on the positive edge of the clock (CP) when the Data Enable (E) is Low. • Buffered Inputs • Typical Propagation Delay = 17ns at CL = 15pF, VCC = 5V, TA = 25oC Ordering Information • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads PART NUMBER TEMP. RANGE (oC) PACKAGE • Wide Operating Temperature Range . . . -55oC to 125oC CD54HC377F3A -55 to 125 20 Ld CERDIP • Balanced Propagation Delay and Transition Times CD74HC377E -55 to 125 20 Ld PDIP • Significant Power Reduction Compared to LSTTL Logic ICs CD74HC377M -55 to 125 20 Ld SOIC CD54HCT377F3A -55 to 125 20 Ld CERDIP CD74HCT377E -55 to 125 20 Ld PDIP CD74HCT377M -55 to 125 20 Ld SOIC • HC Types - 2V to 6V Operation - High Noise Immunity: NIL = 30%, NIH = 30%of VCC at VCC = 5V NOTES: • HCT Types - 4.5V to 5.5V Operation - Direct LSTTL Input Logic Compatibility, VIL= 0.8V (Max), VIH = 2V (Min) - CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH 1. When ordering, use the entire part number. Add the suffix 96 to obtain the variant in the tape and reel. 2. Wafer or die for this part number is available which meets all electrical specifications. Please contact your local TI sales office or customer service for ordering information. Pinout CD54HC377, CD54HCT377 (CERDIP) CD74HC377, CD74HCT377 (PDIP, SOIC) TOP VIEW E 1 20 VCC Q0 2 19 Q7 D0 3 18 D7 D1 4 17 D6 Q1 5 16 Q6 Q2 6 15 Q5 D2 7 14 D5 D3 8 13 D4 Q3 9 12 Q4 GND 10 11 CP CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures. Copyright © 2000, Texas Instruments Incorporated 1 CD54/74HC377, CD54/74HCT377 Functional Diagram D0 D1 D2 D3 D4 D5 D6 D7 3 2 4 5 7 6 8 9 13 12 14 15 17 16 18 19 11 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 1 CP GND = 10 VCC = 20 E TRUTH TABLE INPUTS OPERATING MODE CP OUPUTS E Dn Qn Load “1” ↑ l h H Load “0” ↑ l l L Hold (Do Nothing) ↑ h X No Change X H X No Change NOTES: H = High Voltage Level Steady State. h = High Voltage Level One Set-up Time Prior to the Low to High Clock Transition. L = Low Voltage Level Steady State. l = Low Voltage Level One Set-up Time Prior to the Low to High Clock Transition. X = Don’t Care. ↑ = Low to High Clock Transition. Logic Diagram D0 D1 D2 D3 D4 D5 D6 D7 E D Q D Q D Q D Q D Q D Q D Q D Q CP CP CP CP CP CP CP CP CP Q0 Q1 Q2 Q3 2 Q4 Q5 Q6 Q7 CD54/74HC377, CD54/74HCT377 Absolute Maximum Ratings Thermal Information DC Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to 7V DC Input Diode Current, IIK For VI < -0.5V or VI > VCC + 0.5V . . . . . . . . . . . . . . . . . . . . . .±20mA DC Output Diode Current, IOK For VO < -0.5V or VO > VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±20mA DC Output Source or Sink Current per Output Pin, IO For VO > -0.5V or VO < VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±25mA DC VCC or Ground Current, ICC or IGND . . . . . . . . . . . . . . . . . .±50mA Thermal Resistance (Typical, Note 3) θJA (oC/W) PDIP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . 150oC Maximum Storage Temperature Range . . . . . . . . . .-65oC to 150oC Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC (SOIC - Lead Tips Only) Operating Conditions Temperature Range (TA) . . . . . . . . . . . . . . . . . . . . . -55oC to 125oC Supply Voltage Range, VCC HC Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2V to 6V HCT Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.5V to 5.5V DC Input or Output Voltage, VI, VO . . . . . . . . . . . . . . . . . 0V to VCC Input Rise and Fall Time 2V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000ns (Max) 4.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500ns (Max) 6V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400ns (Max) CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. NOTE: 3. θJA is measured with the component mounted on an evaluation PC board in free air. DC Electrical Specifications TEST CONDITIONS PARAMETER 25oC -40oC TO 85oC -55oC TO 125oC SYMBOL VI (V) IO (mA) VCC (V) VIH - - 2 1.5 - - 1.5 4.5 3.15 - - 3.15 - 3.15 - V 6 4.2 - - 4.2 - 4.2 - V MIN TYP MAX MIN MAX MIN MAX UNITS - 1.5 - V HC TYPES High Level Input Voltage Low Level Input Voltage High Level Output Voltage CMOS Loads VIL VOH - VIH or VIL High Level Output Voltage TTL Loads Low Level Output Voltage CMOS Loads VOL VIH or VIL Low Level Output Voltage TTL Loads Input Leakage Current Quiescent Device Current - 2 - - 0.5 - 0.5 - 0.5 V 4.5 - - 1.35 - 1.35 - 1.35 V 6 - - 1.8 - 1.8 - 1.8 V -0.02 2 1.9 - - 1.9 - 1.9 - V -0.02 4.5 4.4 - - 4.4 - 4.4 - V -0.02 6 5.9 - - 5.9 - 5.9 - V - - - - - - - - - V -4 4.5 3.98 - - 3.84 - 3.7 - V -5.2 6 5.48 - - 5.34 - 5.2 - V 0.02 2 - - 0.1 - 0.1 - 0.1 V 0.02 4.5 - - 0.1 - 0.1 - 0.1 V 0.02 6 - - 0.1 - 0.1 - 0.1 V - - - - - - - - - V 4 4.5 - - 0.26 - 0.33 - 0.4 V 5.2 6 - - 0.26 - 0.33 - 0.4 V II VCC or GND - 6 - - ±0.1 - ±1 - ±1 µA ICC VCC or GND 0 6 - - 8 - 80 - 160 µA 3 CD54/74HC377, CD54/74HCT377 DC Electrical Specifications (Continued) TEST CONDITIONS SYMBOL VI (V) IO (mA) High Level Input Voltage VIH - - Low Level Input Voltage VIL - High Level Output Voltage CMOS Loads VOH VIH or VIL PARAMETER 25oC VCC (V) -40oC TO 85oC -55oC TO 125oC MIN TYP MAX MIN MAX MIN MAX UNITS 4.5 to 5.5 2 - - 2 - 2 - V - 4.5 to 5.5 - - 0.8 - 0.8 - 0.8 V -0.02 4.5 4.4 - - 4.4 - 4.4 - V -4 4.5 3.98 - - 3.84 - 3.7 - V 0.02 4.5 - - 0.1 - 0.1 - 0.1 V 4 4.5 - - 0.26 - 0.33 - 0.4 V HCT TYPES High Level Output Voltage TTL Loads Low Level Output Voltage CMOS Loads VOL VIH or VIL Low Level Output Voltage TTL Loads Input Leakage Current Quiescent Device Current Additional Quiescent Device Current Per Input Pin: 1 Unit Load II VCC and GND 0 5.5 - - ±0.1 - ±1 - ±1 µA ICC VCC or GND 0 5.5 - - 8 - 80 - 160 µA ∆ICC VCC -2.1 - 4.5 to 5.5 - 100 360 - 450 - 490 µA NOTE: For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA. HCT Input Loading Table INPUT UNIT LOADS E 1.5 CP 0.5 All Dn Inputs 0.25 NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g., 360µA max at 25oC. Prerequisite for Switching Specifications PARAMETER 25oC -40oC TO 85oC -55oC TO 125oC SYMBOL TEST CONDITIONS VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS fMAX - 2 6 - - 5 - 4 - MHz 4.5 30 - - 25 - 20 - MHz 6 35 - - 29 - 23 - MHz 2 80 - - 100 - 120 - ns 4.5 16 - - 20 - 24 - ns 6 14 - - 17 - 20 - ns HC TYPES Maximum Clock Frequency Clock Pulse Width tW - 4 CD54/74HC377, CD54/74HCT377 Prerequisite for Switching Specifications PARAMETER (Continued) 25oC -40oC TO 85oC -55oC TO 125oC SYMBOL TEST CONDITIONS VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS tSU - 2 60 - - 75 - 90 - ns 4.5 12 - - 15 - 18 - ns 6 10 - - 13 - 15 - ns 2 3 - - 3 - 3 - ns 4.5 3 - - 3 - 3 - ns 6 3 - - 3 - 3 - ns 2 5 - - 5 - 5 - ns 4.5 5 - - 5 - 5 - ns 6 5 - - 5 - 5 - ns Set-up Time, E, Data to CP Hold Time, Data to CP tH Hold Time, E to CP tH - - HCT TYPES Maximum Clock Frequency fMAX - 4.5 25 - - 20 - 16 - MHz Clock Pulse Width tW - 4.5 20 - - 25 - 30 - ns Set-up, Time E, Data to CP tSU - 4.5 12 - - 15 - 18 - ns Hold Time, Data to CP tH - 4.5 3 - - 3 - 3 - ns Hold Time, E to CP tH - 4.5 5 - - 5 - 5 - ns Switching Specifications Input tr, tf = 6ns PARAMETER TEST SYMBOL CONDITIONS -40oC TO 85oC 25oC -55oC TO 125oC VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS 2 - - 175 - 220 - 265 ns 4.5 - - 35 - 44 - 53 ns CL =15pF 5 - 14 - - - - - ns CL = 50pF 6 - - 30 - 37 - 45 ns tTLH, tTHL CL = 50pF 2 - - 75 - 95 - 110 ns 4.5 - - 15 - 19 - 22 ns 6 - - 13 - 16 - 19 ns HC TYPES Propagation Delay (Figure 1) CP to Q Output Transition Time (Figure 1) Input Capacitance tPLH, tPHL CL = 50pF CIN CL = 50pF - - - 10 - 10 - 10 pF Maximum Clock Frequency fMAX CL =15pF 5 - 60 - - - - - MHz Power Dissipation Capacitance (Notes 4, 5) CPD CL =15pF 5 - 31 - - - - - pF tPLH, tPHL CL = 50pF 4.5 - - 38 - 48 - 57 ns CL =15pF 5 - 16 - - - - - ns 4.5 - - 15 - 19 - 22 ns - - - 10 - 10 - 10 pF HCT TYPES Propagation Delay (Figure 1) CP to Q Output Transition Time (Figure 1) Input Capacitance tTLH, tTHL CL = 50pF CIN CL = 50pF 5 CD54/74HC377, CD54/74HCT377 Switching Specifications Input tr, tf = 6ns (Continued) TEST SYMBOL CONDITIONS PARAMETER -40oC TO 85oC 25oC -55oC TO 125oC VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS Maximum Clock Frequency fMAX CL =15pF 5 - 50 - - - - - MHz Power Dissipation Capacitance (Notes 4, 5) CPD CL =15pF 5 - 35 - - - - - pF NOTES: 4. CPD is used to determine the dynamic power consumption, per flip-flop. 5. PD = VCC2 fi (CPD + CL) where fi = Input Frequency, CL = Output Load Capacitance, VCC = Supply Voltage. Test Circuits and Waveforms CLOCK INPUT trCL tfCL trCL VCC 90% GND tH(H) GND tH(H) VCC DATA INPUT 50% tH(L) 3V 1.3V 1.3V 1.3V GND tSU(H) tSU(H) tSU(L) tTLH 90% OUTPUT tTHL 90% 50% 10% tTLH 90% 1.3V OUTPUT tREM 3V SET, RESET OR PRESET GND tTHL 1.3V 10% FIGURE 1. HC SETUP TIMES, HOLD TIMES, REMOVAL TIME, AND PROPAGATION DELAY TIMES FOR EDGE TRIGGERED SEQUENTIAL LOGIC CIRCUITS tPHL 1.3V GND IC CL 50pF GND 90% tPLH 50% IC tSU(L) tPHL tPLH tREM VCC SET, RESET OR PRESET 1.3V 0.3V tH(L) DATA INPUT 3V 2.7V CLOCK INPUT 50% 10% tfCL CL 50pF FIGURE 2. HCT SETUP TIMES, HOLD TIMES, REMOVAL TIME, AND PROPAGATION DELAY TIMES FOR EDGE TRIGGERED SEQUENTIAL LOGIC CIRCUITS 6 IMPORTANT NOTICE Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgment, including those pertaining to warranty, patent infringement, and limitation of liability. TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in accordance with TI’s standard warranty. Testing and other quality control techniques are utilized to the extent TI deems necessary to support this warranty. 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