MB15C101PFV View Datasheet(PDF) - Fujitsu

Part Name

Description

Manufacturer

MB15C101PFV

IF Band PLL Frequency Synthesizer

Fujitsu 

MB15C101

s REFERENCE INFORMATION

1. Application Measurement

• Test Results

Lockup time ±1 kHz

Un lock → Lock

Power on → Lock

Reference leakage (∆f = 58 kHz)

Phase noise

(∆f = 1 kHz)

(∆f = 10 kHz)

(∆f = 100 kHz)

(∆f = 1 MHz)

VCC (V)

VCO

• Measurement Circuit

VCC = 3.0 V

1000 pF

fin

MB15C101

S.G

1000 pF OSCin

50 Ω

Results

2.3 ms

3.4 ms

–88.5 dBc

–88.0 dBc/Hz

–111.0 dBc/Hz

–118.0 dBc/Hz

–134.0 dBc/Hz

3.0 V

Discrete VCO (Kv = 3.5 MHz/V)

Lock Frequency = 274.0 MHz (fr = 58 kHz)

Loop Filter

18 Ω

18 Ω

18 Ω

Spectrum

Analyzer

R1

C1

R2

VCO

C3

C1 = 6800 pF

C2 = 0.068 µF

C2

C3 = 4800 pF

R1 = 3.0 kΩ

R2 = 3.9 KΩ

11

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