MB15C700PV View Datasheet(PDF) - Fujitsu

Part Name

Description

Manufacturer

MB15C700PV

Built-in IF Band Voltage Controlled Oscillator Mask ROM Frequency Synthesizer

Fujitsu 

MB15C700 series

s REFERENCE CHARACTERISTICS DATA

PLLVDD = VCOVDD = 2.5 V, Ta = +25 °C

fVCO = 129.55 MHz, OSCin = 12.8 MHz, fr = 50 kHz

[Measurement circuit]

<VCOTANK CIRCUIT>

VCOTNKI

12 pF

220 nH

510 kΩ

DOPLL

VCOTNKO

1.5 pF

<Loop Filter>

2200 pF

3.3 kΩ

3.3 kΩ

22000 pF

3000 pF

VCOCNT

1. Measurement result

Parameter

VCO variable range

∆f

Reference leakage

S/N

C/N (BW = 21kHz)

Spurious

Lref1 (+)

Lref1 (−)

Lref2 (+)

Lref2 (−)

S/N

C/N1 (+)

C/N1 (−)

C/N2 (+)

C/N2 (−)

Lsp1

Lsp2

Lsp3

Lsp4

Lsp5

Lsp6

Lsp7

Lsp8

Lsp9

Lsp10

Lock-up time

TLOCK

Condition

fVCO1 (@VCOCNT = 0.8 V) −

fVCO2 (@VCOCNT = 1.8 V)

∆+fr

∆−fr

∆+ (fr × 2)

∆− (fr × 2)

∆1 kHz

∆+50 kHz

∆−50 kHz

∆+100 kHz

∆−100 kHz

2nd Harmonic (∆fVCO)

3rd Harmonic (∆ (fVCO × 2) )

4th Harmonic (∆ (fVCO × 3) )

Other (∆ (fVCO × 4) )

TRX band (∆ (fVCO × 5)

TRX band (∆ (fVCO × 6) )

∆ (fVCO × 7)

∆ (fVCO × 8)

∆ (fVCO × 9)

∆ (fVCO × 10)

PLLPS “L” to “H”

fVCO within ± 300 Hz,

VVCOout = −12 ± 3 dBm

Result

8.657

MHz

−67.3

−66.7

−72

−72

−71.3

−108

−108

−113

−113

−4.2

−10.8

−23.3

−26.0

−29.2

−35.7

−44.3

−49.2

−51.7

−60.7

dBc

dBc

dBc/Hz

dBc

0.622

ms

11

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