CD54AC163 Datasheet, PDF (5/11 Pages) Texas Instruments – 4-BIT SYNCHRONOUS BINARY COUNTERS

CD54AC163, CD74AC163
4-BIT SYNCHRONOUS BINARY COUNTERS
typical clear, preset, count, and inhibit sequence
The following sequence is illustrated below:
1. Clear outputs to zero (synchronous)
2. Preset to binary 12
3. Count to 13, 14, 15, 0, 1, and 2
4. Inhibit
SCHS299 – APRIL 2000
CLR
LOAD
A
B
Data
Inputs
C
D
CLK
ENP
ENT
Data
Outputs
QA
QB
QC
QD
RCO
12 13 14 15 0 1 2
Count
Sync Preset
Clear
Inhibit
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
5