MC74HC4020ADR2 ONSEMI [ON Semiconductor], MC74HC4020ADR2 Datasheet - Page 5

• Manufacturer Part Number: MC74HC4020ADR2
• Description: 14-Stage Binary Ripple Counter
• Manufacturer: ONSEMI [ON Semiconductor]

Reset
Clock
Qn+1
10
11
Qn
t PLH
50%
50%
Figure 3.
Q6 = Pin 4
Q7 = Pin 6
Q8 = Pin 13
C
C
R
Q
Q
Q1
t PHL
SWITCHING WAVEFORMS (continued)
9
Figure 5. Expanded Logic Diagram
C
C
R
Q
Q
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MC74HC4020A
Q4
V CC
GND
7
Q9 = Pin 12
Q10 = Pin 14
Q11 = Pin 15
5
C
C
Q
Q
Q5
5
*Includes all probe and jig capacitance
C
C
Q
Q
Figure 4. Test Circuit
DEVICE
UNDER
TEST
Q12
1
V CC = Pin 16
GND = Pin 8
C
C
OUTPUT
Q
Q
Q13
POINT
TEST
2
C L *
C
C
Q
Q14
3