CD54HC147, CD74HC147, CD74HCT147 Data sheet acquired from Harris Semiconductor SCHS149F High-Speed CMOS Logic 10- to 4-Line Priority Encoder September 1997 - Revised November 2003 [ /Title (CD74 HC147 , CD74 HCT14 7) /Subject (High Speed CMOS Logic 10-to-4 Line Priority Encode r) /Autho r () /Keywords (High Speed CMOS Logic 10-to-4 Line Priority Encode r, High Speed CMOS Logic 10-to-4 Line Priority Features • Typical Propagation Delay: 13ns at VCC = 5V, CL = 15pF, TA = 25oC provide binary representation on the four active LOW inputs (Y0 to Y3). A priority is assigned to each input so that when two or more inputs are simultaneously active, the input with the highest priority is represented on the output, with input line l9 having the highest priority. • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads These devices provide the 10-line to 4-line priority encoding function by use of the implied decimal “zero”. The “zero” is encoded when all nine data inputs are HIGH, forcing all four outputs HIGH. • Buffered Inputs and Outputs • Wide Operating Temperature Range . . . -55oC to 125oC Ordering Information • Balanced Propagation Delay and Transition Times • Significant Power Reduction Compared to LSTTL Logic ICs PART NUMBER TEMP. RANGE (oC) PACKAGE • HC Types - 2V to 6V Operation - High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V CD54HC147F3A -55 to 125 16 Ld CERDIP CD74HC147E -55 to 125 16 Ld PDIP CD74HC147M -55 to 125 16 Ld SOIC • 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 CD74HC147MT -55 to 125 16 Ld SOIC CD74HC147M96 -55 to 125 16 Ld SOIC CD74HC147NSR -55 to 125 16 Ld SOP CD74HC147PW -55 to 125 16 Ld TSSOP Description CD74HC147PWR -55 to 125 16 Ld TSSOP CD74HC147PWT -55 to 125 16 Ld TSSOP CD74HCT147E -55 to 125 16 Ld PDIP The ’HC147 and CD74HCT147 are high speed silicon-gate CMOS devices and are pin-compatible with low power Schottky TTL (LSTTL). NOTE: When ordering, use the entire part number. The suffixes 96 and R denote tape and reel. The suffix T denotes a small-quantity reel of 250. The ’HC147 and CD74HCT147 9-input priority encoders accept data from nine active LOW inputs (l1 to l9) and Pinout CD54HC147 (CERDIP) CD74HC147 (PDIP, SOIC, SOP, TSSOP) CD74HCT147 (PDIP, TSSOP) TOP VIEW I4 1 16 VCC I5 2 15 NC I6 3 14 Y3 I7 4 13 I3 I8 5 12 I2 Y2 6 11 I1 Y1 7 10 I9 9 Y0 GND 8 CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures. Copyright © 2003, Texas Instruments Incorporated 1 CD54HC147, CD74HC147, CD74HCT147 Functional Diagram I1 11 9 12 Y0 I2 13 I3 7 1 Y1 I4 2 I5 6 3 I6 Y2 4 I7 14 5 I8 Y3 10 I9 GND = 8 VCC = 16 TRUTH TABLE INPUTS OUTPUTS I1 I2 I3 I4 I5 I6 I7 I8 I9 Y3 Y2 Y1 Y0 H H H H H H H H H H H H H X X X X X X X X L L H H L X X X X X X X L H L H H H X X X X X X L H H H L L L X X X X X L H H H H L L H X X X X L H H H H H L H L X X X L H H H H H H L H H X X L H H H H H H H H L L X L H H H H H H H H H L H L H H H H H H H H H H H L H = High Logic Level, L = Low Logic Level, X = Don’t Care 2 CD54HC147, CD74HC147, CD74HCT147 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 Package Thermal Impedance, θJA (see Note 1): E (PDIP) Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67oC/W M (SOIC) Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73oC/W NS (SOP) Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64oC/W PW (TSSOP) Package . . . . . . . . . . . . . . . . . . . . . . . . . 108oC/W 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: 1. The package thermal impedance is calculated in accordance with JESD 51-7. 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 CD54HC147, CD74HC147, CD74HCT147 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 VCC (V) 25oC -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 ±0.1 - ±1 - ±1 µA 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 II VCC and GND 0 5.5 - ICC VCC or GND 0 5.5 - - 8 - 80 - 160 µA ∆ICC (Note 2) VCC -2.1 - 4.5 to 5.5 - 100 360 - 450 - 490 µA Quiescent Device Current Additional Quiescent Device Current Per Input Pin: 1 Unit Load NOTE: 2. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA. HCT Input Loading Table INPUT UNIT LOADS I1, I2, I3, I6, I7 1.1 I4, I5, I8, I9 1.5 NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g., 360µA max at 25oC. Switching Specifications Input tr, tf = 6ns PARAMETER 25oC -40oC TO 85oC -55oC TO 125oC SYMBOL TEST CONDITIONS VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS tPLH, tPHL CL = 50pF 2 - - 160 - 200 - 240 ns 4.5 - - 32 - 40 - 48 ns 5 - 13 - - - - - ns 6 - - 27 - 34 - 41 ns 2 - - 75 - 95 - 110 ns 4.5 - - 15 - 19 - 22 ns 6 - - 13 - 16 - 19 ns - - - 10 - 10 - 10 pF HC TYPES Propagation Delay, Input to Output (Figure 1) Transition Times (Figure 1) Input Capacitance tTLH, tTHL CIN CL = 50pF - 4 CD54HC147, CD74HC147, CD74HCT147 Switching Specifications Input tr, tf = 6ns (Continued) 25oC -40oC TO 85oC -55oC TO 125oC SYMBOL TEST CONDITIONS VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS CPD - 5 - 32 - - - - - pF Propagation Delay, Input to Output (Figure 2) tPLH, tPHL CL = 50pF 4.5 - - 35 - 44 - 53 ns 5 - 14 - - - - - ns Transition Times (Figure 2) tTLH, tTHL CL = 50pF 4.5 - - 15 - 19 - 22 ns Input Capacitance CIN - - - - 10 - 10 - 10 pF Power Dissipation Capacitance (Notes 3, 4) CPD - 5 - 42 - - - - - pF PARAMETER Power Dissipation Capacitance (Notes 3, 4) HCT TYPES NOTES: 3. CPD is used to determine the dynamic power consumption, per gate. 4. PD = VCC2 fi (CPD + CL) where fi = Input Frequency, CL = Output Load Capacitance, VCC = Supply Voltage. Test Circuits and Waveforms tr = 6ns tf = 6ns INPUT GND tTLH GND tTHL 90% 50% 10% INVERTING OUTPUT 3V 2.7V 1.3V 0.3V INPUT tTHL tPHL tf = 6ns tr = 6ns VCC 90% 50% 10% tTLH 90% 1.3V 10% INVERTING OUTPUT tPLH tPHL FIGURE 6. HC AND HCU TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC tPLH FIGURE 7. HCT TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC 5 PACKAGE OPTION ADDENDUM www.ti.com 26-Sep-2005 PACKAGING INFORMATION Orderable Device Status (1) Package Type Package Drawing Pins Package Eco Plan (2) Qty Lead/Ball Finish MSL Peak Temp (3) 8406401EA ACTIVE CDIP J 16 1 TBD Call TI Level-NC-NC-NC CD54HC147F3A ACTIVE CDIP J 16 1 TBD Call TI Level-NC-NC-NC CD74HC147E ACTIVE PDIP N 16 25 Pb-Free (RoHS) CU NIPDAU Level-NC-NC-NC CD74HC147EE4 ACTIVE PDIP N 16 25 Pb-Free (RoHS) CU NIPDAU Level-NC-NC-NC CD74HC147M ACTIVE SOIC D 16 40 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147M96 ACTIVE SOIC D 16 2500 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147M96E4 ACTIVE SOIC D 16 2500 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147ME4 ACTIVE SOIC D 16 40 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147MT ACTIVE SOIC D 16 250 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147MTE4 ACTIVE SOIC D 16 250 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147NSR ACTIVE SO NS 16 2000 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147NSRE4 ACTIVE SO NS 16 2000 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147PW ACTIVE TSSOP PW 16 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147PWR ACTIVE TSSOP PW 16 2000 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147PWRE4 ACTIVE TSSOP PW 16 2000 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147PWT ACTIVE TSSOP PW 16 250 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HC147PWTE4 ACTIVE TSSOP PW 16 250 Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIM CD74HCT147E ACTIVE PDIP N 16 25 Pb-Free (RoHS) CU NIPDAU Level-NC-NC-NC CD74HCT147EE4 ACTIVE PDIP N 16 25 Pb-Free (RoHS) CU NIPDAU Level-NC-NC-NC 90 (1) The marketing status values are defined as follows: ACTIVE: Product device recommended for new designs. LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect. NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design. PREVIEW: Device has been announced but is not in production. Samples may or may not be available. OBSOLETE: TI has discontinued the production of the device. (2) Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS) or Green (RoHS & no Sb/Br) - please check http://www.ti.com/productcontent for the latest availability information and additional product content details. TBD: The Pb-Free/Green conversion plan has not been defined. Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements for all 6 substances, including the requirement that lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes. Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame Addendum-Page 1 PACKAGE OPTION ADDENDUM www.ti.com 26-Sep-2005 retardants (Br or Sb do not exceed 0.1% by weight in homogeneous material) (3) MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature. Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release. In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis. Addendum-Page 2 MECHANICAL DATA MTSS001C – JANUARY 1995 – REVISED FEBRUARY 1999 PW (R-PDSO-G**) PLASTIC SMALL-OUTLINE PACKAGE 14 PINS SHOWN 0,30 0,19 0,65 14 0,10 M 8 0,15 NOM 4,50 4,30 6,60 6,20 Gage Plane 0,25 1 7 0°– 8° A 0,75 0,50 Seating Plane 0,15 0,05 1,20 MAX PINS ** 0,10 8 14 16 20 24 28 A MAX 3,10 5,10 5,10 6,60 7,90 9,80 A MIN 2,90 4,90 4,90 6,40 7,70 9,60 DIM 4040064/F 01/97 NOTES: A. B. C. D. All linear dimensions are in millimeters. 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