MC145170D1 데이터 시트보기 (PDF) - Motorola => Freescale

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MC145170D1

PLL Frequency Synthesizer with Serial Interface

Motorola => Freescale 

SINE WAVE

GENERATOR

50 Ω*

100 pF

fin

fV

Vin

MC145170–1

VSS VDD

TEST

POINT

V+

* Characteristic impedance

Figure 7. Test Circuit

SINE WAVE

GENERATOR

0.01 µF

10 MΩ

Vin

50 Ω

OSCin

fR

MC145170–1

OSCout

TEST

POINT

VSS VDD

V+

Figure 8. Test Circuit

OSCin

C1

MC145170–1

REFout

TEST

POINT

OSCout

C2

VSS VDD

V+

Figure 9. Test Circuit

REFout

1/f REFout

50%

Figure 10. Switching Waveform

tw

90%

OUTPUT 50% 10%

tTHL

tTLH

Figure 11. Switching Waveform

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

CL*

* Includes all probe and

fixture capacitance.

Figure 12. Test Circuit

MOTOROLA

MC145170–1

7

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