MC14536BFEL 데이터 시트보기 (PDF) - ON Semiconductor
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MC14536BFEL Datasheet PDF : 14 Pages
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MC14536B
TYPICAL RC OSCILLATOR CHARACTERISTICS
(For Circuit Diagram See Figure 13 In Application)
8.0
VDD = 15 V
4.0
0
10 V
−4.0
−8.0
5.0 V
−12
RTC = 56 kW,
−16 C = 1000 pF
−55 −25
*Device Only.
RS = 0, f = 10.15 kHz @ VDD = 10 V, TA = 25°C
RS = 120 kW, f = 7.8 kHz @ VDD = 10 V, TA = 25°C
0
25
50
75
100 125
TA, AMBIENT TEMPERATURE (°C)*
100
50
20
10
5.0
2.0 f AS A FUNCTION
OF C
1.0 (RTC = 56 kW)
0.5
(RS = 120 k)
VDD = 10 V
f AS A FUNCTION
OF RTC
(C = 1000 pF)
(RS ≈ 2RTC)
0.2
0.1
1.0 k
0.0001
10 k
100 k
RTC, RESISTANCE (W)
0.001
0.01
C, CAPACITANCE (mF)
Figure 3. RC Oscillator Stability
Figure 4. RC Oscillator Frequency as a
Function of RTC and C
1.0 M
0.1
MONOSTABLE CHARACTERISTICS
(For Circuit Diagram See Figure 12 In Application)
100
FORMULA FOR CALCULATING tW IN
MICROSECONDS IS AS FOLLOWS:
tW = 0.00247 • RX • (CX)0.85
WHERE R IS IN kW, CX IN pF.
10
100
FORMULA FOR CALCULATING tW IN
MICROSECONDS IS AS FOLLOWS:
tW = 0.00247 • RX • (CX)0.85
WHERE R IS IN kW, CX IN pF.
10
RX = 100 kW
50 kW
1.0
10 kW
5 kW
TA = 25°C
VDD = 5 V
0.1
1.0
10
100
1000
CX, EXTERNAL CAPACITANCE (pF)
Figure 5. Typical CX versus Pulse Width
@ VDD = 5.0 V
RX = 100 kW
50 kW
1.0
0.1
1.0
10 kW
5 kW
TA = 25°C
VDD = 10 V
10
100
1000
CX, EXTERNAL CAPACITANCE (pF)
Figure 6. Typical CX versus Pulse Width
@ VDD = 10 V
100
FORMULA FOR CALCULATING tW IN
MICROSECONDS IS AS FOLLOWS:
tW = 0.00247 • RX • (CX)0.85
WHERE R IS IN kW, CX IN pF.
10
RX = 100 kW
50 kW
1.0
10 kW
5 kW
0.1
1.0
10
TA = 25°C
VDD = 15 V
100
1000
CX, EXTERNAL CAPACITANCE (pF)
Figure 7. Typical CX versus Pulse Width
@ VDD = 15 V
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