74HCT161D NXP Semiconductors, 74HCT161D Datasheet
74HCT161D
Specifications of 74HCT161D
Related parts for 74HCT161D
74HCT161D Summary of contents
Page 1
DATA SHEET For a complete data sheet, please also download: The IC06 74HC/HCT/HCU/HCMOS Logic Family Specifications The IC06 74HC/HCT/HCU/HCMOS Logic Package Information The IC06 74HC/HCT/HCU/HCMOS Logic Package Outlines 74HC/HCT161 Presettable synchronous 4-bit binary counter; asynchronous reset Product specification File under ...
Page 2
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset FEATURES Synchronous counting and loading Two count enable inputs for n-bit cascading Positive-edge triggered clock Asynchronous reset Output capability: standard I category: MSI CC GENERAL DESCRIPTION The 74HC/HCT161 are high-speed Si-gate ...
Page 3
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset ORDERING INFORMATION See “74HC/HCT/HCU/HCMOS Logic Package Information” PIN DESCRIPTION PIN NO. SYMBOL CEP 8 GND 9 PE ...
Page 4
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset FUNCTION TABLE OPERATING MODE reset (clear) L parallel load H H count H hold H (do nothing) H Note 1. The TC output is HIGH when CET is HIGH and the ...
Page 5
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset Fig.6 Typical timing sequence: reset outputs to zero; preset to binary twelve; count to thirteen, fourteen, fifteen, zero, one and two; inhibit. December 1990 Fig.5 State diagram. 5 Product specification 74HC/HCT161 ...
Page 6
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset December 1990 Fig.7 Logic diagram. 6 Product specification 74HC/HCT161 ...
Page 7
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset DC CHARACTERISTICS FOR 74HC For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications” Output capability: standard I category: MSI CC AC CHARACTERISTICS FOR 74HC GND = ...
Page 8
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset SYMBOL PARAMETER t set-up time su CEP, CET hold time PE, CEP, n CET maximum clock pulse max frequency December 1990 T ...
Page 9
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset DC CHARACTERISTICS FOR 74HCT For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications” Output capability: standard I category: MSI CC Note to HCT types The value of additional quiescent supply current ...
Page 10
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset SYMBOL PARAMETER t set-up time set-up time set-up time su CEP, CET hold time ...
Page 11
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset AC WAVEFORMS ( 50 GND HCT 1 GND Fig.8 ...
Page 12
Philips Semiconductors Presettable synchronous 4-bit binary counter; asynchronous reset The shaded areas indicate when the input is permitted to change for predictable output performance GND HCT: ...