74HC4017 Datasheet, PDF (12/23 Pages) NXP Semiconductors – Johnson decade counter with 10 decoded outputs

NXP Semiconductors
11. Waveforms
74HC4017; 74HCT4017
Johnson decade counter with 10 decoded outputs
V_I
CP0 input
GND
V_I
CP1 input
GND
V_M
t_su
t_h
V_M
t_su
t_h
001aah245
Measurement points are given in Table 8.
V_OL and V_OH are typical voltage output levels that occur with the output load.
Fig 8. Waveforms showing the set-up and hold times for CP0 to CP1 and CP1 to CP0
V_I
CP0 input
GND
V_I
CP1 input
GND
V_I
MR input
GND
V_OH
Q1 - Q9
output
V_OL
V_OH
Q0, Q5 - Q9
output
V_OL
1/f _max
t_W
V_M
1/f _max
V_M
V_M
t_W
t_rec
t_W
V_M
t_PHL
V_M
t_PLH
001aah246
Measurement points are given in Table 8.
V_OL and V_OH are typical voltage output levels that occur with the output load.
Fig 9. Waveforms showing the minimum pulse width for CP0, CP1 and MR input; the maximum frequency for
CP0 and CP1 input; the recovery time for MR and the MR input to Qn and Q5-9 output propagation delays
74HC_HCT4017_3
Product data sheet
Rev. 03 — 8 January 2008
© NXP B.V. 2008. All rights reserved.
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