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MC74HC16XAD Datasheet(PDF) 1 Page - ON Semiconductor |
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MC74HC16XAD Datasheet(HTML) 1 Page - ON Semiconductor |
1 / 16 page © Semiconductor Components Industries, LLC, 2000 March, 2000 – Rev. 8 1 Publication Order Number: MC74HC161A/D MC74HC161A, MC74HC163A Presettable Counters High–Performance Silicon–Gate CMOS The MC74HC161A and HC163A are identical in pinout to the LS161 and LS163. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. The HC161A and HC163A are programmable 4–bit binary counters with asynchronous and synchronous reset, respectively. • Output Drive Capability: 10 LSTTL Loads • Outputs Directly Interface to CMOS, NMOS, and TTL • Operating Voltage Range: 2.0 to 6.0 V • Low Input Current: 1.0 µA • High Noise Immunity Characteristic of CMOS Devices • In Compliance with the Requirements Defined by JEDEC Standard No. 7A • Chip Complexity: 192 FETs or 48 Equivalent Gates Device Count Mode Reset Mode HC161A Binary Asynchronous HC163A Binary Synchronous LOGIC DIAGRAM PIN 16 = VCC PIN 8 = GND 11 12 13 14 Q0 Q1 Q2 Q3 15 RIPPLE CARRY OUT BCD OR BINARY OUTPUT 3 4 5 6 P0 P1 P2 P3 2 CLOCK RESET LOAD ENABLE P ENABLE T COUNT ENABLES PRESET DATA INPUTS 1 9 7 10 Inputs Output Clock Reset* Load Enable P Enable T Q L X X X Reset H L X X Load Preset Data H H H H Count H H L X No Count H H X L No Count FUNCTION TABLE *HC163A only. HC161A is an Asynchronous Reset Device H = high level, L = low level, X = don’t care PIN ASSIGNMENT 13 14 15 16 9 10 11 12 5 4 3 2 1 8 7 6 RESET P0 CLOCK GND Q1 Q0 RIPPLE CARRY OUT VCC P1 P2 P3 ENABLE P Q2 Q3 ENABLE T LOAD SO–16 D SUFFIX CASE 751B http://onsemi.com 1 16 PDIP–16 N SUFFIX CASE 648 1 16 MARKING DIAGRAMS 1 16 MC74HC16xAN AWLYYWW 1 16 HC16xA AWLYWW A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week Device Package Shipping ORDERING INFORMATION MC74HC16xAN PDIP–16 2000 / Box MC74HC16xAD SOIC–16 48 / Rail MC74HC16xADR2 SOIC–16 2500 / Reel |
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