MB15C103 データシートの表示（PDF） - Fujitsu

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MB15C103

IF Band PLL Frequency Synthesizer

Fujitsu 

MB15C103

s REFERENCE INFORMATION

1. Application Measurement

Test results

Lock up time Unlock --> Lock

±1kHz

Power on --> Lock

Reference leakage(∆f = 400kHz)

Phase noise (∆f = 1 kHz)

(∆f = 10 kHz)

(∆f = 100 kHz)

(∆f = 1 MHz)

VCC (V)

VCO

Results

350 µs

2.15 ms

89.2 dBc

97.1 dBc/Hz

99.8 dBc/Hz

119.0 dBc/Hz

130.1 dBc/Hz

3.0 V

Discrete VCO (Kv = 8.2MHz/V)

Lock Frequency = 178.0MHz (fr=400kHz)

Measurement circuits

S.G.

VCC = 3.0 V

1000 pF

fin

MB15C103

1000 pF OSCIN

50 Ω

Loop Filter

18 Ω

18 Ω

18 Ω

Spectrum

Analyzer

R1

C1

R2

VCO

C3

C1 = 5600 pF

C2 = 0.047µF

C2

C3 = 120 pF

R1 = 2.2 kΩ

R2 = 620 Ω

11

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