74HC4060 Datasheet, PDF (16/25 Pages) NXP Semiconductors – 14-stage binary ripple counter with oscillator

NXP Semiconductors
74HC4060; 74HCT4060
14-stage binary ripple counter with oscillator
MR (from logic)
11 RS
74HC4060
74HCT4060
Rbias
100 kΩ to 1MΩ
RTC
10
R2
2.2 kΩ
C3
22 pF to 37 pF
C2
100 pF
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Fig 13. External component connection for a crystal
oscillator
0.47 pF
Rbias
560 kΩ
V_DD
100 µF
V_I
(f_i = 1 kHz)
input
output
A I_O
GND
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g_fs = ∆I_O / ∆V_I at V_O is constant; MR = LOW.
See also Figure 15.
Fig 14. Test set-up for measuring forward
transconductance
14
g_fs
(mA/V)
10
6
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(1)
(2)
(3)
2
0
2
4
6
V_CC (V)
T_amb = 25 °C.
(1) Maximum.
(2) Typical.
(3) Minimum.
Fig 15. Typical forward transconductance as function of the supply voltage
74HC_HCT4060_3
Product data sheet
Rev. 03 — 14 July 2008
© NXP B.V. 2008. All rights reserved.
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