MC14060 datasheet(5/8 Pages) ONSEMI

Teilenummer	MC14060

Bauteilbeschribung	14-Bit Binary Counter and Oscillator

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MC14060B

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Figure 3. Oscillator Circuit Using RC Configuration

CLOCK

11

RESET

RS

Ctc

Rtc

10

OUT 1

9

OUT 2

f

[

1

2.3 RtcCtc

if 1 kHz

≤ f ≤ 100 kHz

and 2Rtc < RS < 10Rtc

(f in Hz, R in ohms, C in farads)

The formula may vary for other frequencies. Recommended

maximum value for the resistors in 1 M

Ω.

TYPICAL RC OSCILLATOR CHARACTERISTICS

Figure 4. RC Oscillator Stability

Figure 5. RC Oscillator Frequency as a

Function of RTC and C

– 8.0

–12

–16

– 4.0

0

4.0

8.0

125

100

75

50

25

0

–25

–55

TA, AMBIENT TEMPERATURE (°C)

VDD = 15 V

1.0 V

5.0 V

RTC = 56 kΩ

C = 1000 pF

RS = 0, f = 10.15 kHz @ VDD = 10, TA =25°C

RS = 120 kΩ, f = 7.8 kHz @ VDD = 10 V, TA =25°C

100

50

20

10

5

2

1

0.5

0.2

0.1

1.0 k

10 k

100 k

1.0 M

RTC, RESISTANCE (OHMS)

0.0001

0.001

0.01

0.1

C, CAPACITANCE (

µF)

VDD = 10 V

f AS A FUNCTION

OF RTC

(C = 1000 pF)

(RS ≈ 2RTC)

f AS A FUNCTION

OF C

(RTC = 56 kΩ)

(RS = 120 k)

Figure 6. Typical Crystal Oscillator Circuit

CLOCK

11

RESET

9

OUT 2

10

OUT 1

18M

RO

CS

CT

Characteristic

500 kHz

Circuit

32 kHz

Circuit

Unit

Crystal Characteristics

Resonant Frequency

Equivalent Resistance, RS

500

1.0

32

6.2

kHz

k

Ω

External Resistor/Capacitor Values

RO

CT

CS

47

82

20

750

82

20

k

Ω

pF

Frequency Stability

Frequency Changes as a

Function of VDD (TA = 25_C)

VDD Change from 5.0 V to 10 V

VDD Change from 10 V to 15 V

Frequency Change as a Function

of Temperature (VDD = 10 V)

TA Change from – 55_C to

+25

_C Complete Oscillator (8.)

TA Change from + 25_C to

+ 125

_C Complete Oscillator (8.)

+ 6.0

+ 2.0

+ 100

– 160

+ 2.0

+ 120

– 560

ppm

8. Complete oscillator includes crystal, capacitors, and resistors.

Figure 7. Typical Data for Crystal Oscillator Circuit

Ähnliche Beschreibung - MC14060

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
ON Semiconductor	MC14060B	145Kb / 8P	14-Bit Binary Counter and Oscillator August, 2014 ??Rev. 10
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STMicroelectronics	M74HC4060RM13TR	564Kb / 16P	14-stage binary counter/oscillator
ON Semiconductor	MC14020B	209Kb / 8P	14-Bit Binary Counter March, 2000 ??Rev. 3
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