MB3775(1994) 데이터 시트보기 (PDF) - Fujitsu
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MB3775 Datasheet PDF : 29 Pages
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MB3817
10 M
1M
100 k
10 k
1k
1k
Triangular wave frequency vs.
timing resistance
VCC = 6V
Ta = +25 °C
CT = 15000 pF
CT = 150 pF
CT = 1500 pF
10 k
100 k
1M
Timing resistance RT (Ω)
Triangular wave maximum amplitude voltage vs.
timing capacitance
1.8
VCC = 6 V
1.6
Ta = +25 °C
RT = 6.2 kΩ
1.4
1.2
1.0
0.8
0.6
10
102
103
104
105
Timing capacitance CT (pF)
Duty vs. triangular wave frequency
100
Triangular wave cycle vs. timing capacitance
1000
80
100
60
VCC = 6 V
Ta = +25 °C
RT = 6.2 kΩ
10
VDTC = VREF × 0.88
40
1
20
VCC = 6 V
Ta = +25 °C
RT = 6.2 kΩ
0
0.1
1k
10 k
100 k
1M
10 M
10
102
103
104
105
Triangular wave frequency fOSC (Hz)
Timing capacitance CT (pF)
10.00
5.00
Frequency stability vs. ambient temperature
VCC = 6 V
fOSC = 500 kHz
(CT = 330 pF, RT = 6.2 kΩ)
0.00
−5.00
−10.00
−60 −40 −20
0
20 40 60
Ambient temperature Ta (°C)
80 100
(Continued)
9
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