STW82103B datasheet(17/67 Pages) STMICROELECTRONICS

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STW82103B

Electrical characteristics

Doc ID 018517 Rev 2

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Table 8.

Integer-N synthesizer electrical characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VCO dividers

VCO Divider Ratio (N)

Prescaler 16/17

256

65551

Prescaler 19/20

361

77836

Reference clock and phase frequency detector

Fref

Reference input frequency

19.2

200

MHz

Reference input sensitivity

0.35

1.5

Vpeak

Reference Divider Ratio

1023

FPFD

PFD input frequency

MHz

FSTEP

Frequency step (1)

Prescaler 16/17

FLO/

65551

FLO/

256

Prescaler 19/20

FLO/

77836

FLO/

361

Charge pump

ICP

ICP sink/source (2)

3bit programmable

VOCP

Output voltage compliance range

0.4

Vdd-0.3 V

Spurious(3)

-70

dBc

VCOs

KVCOA

VCOA sensitivity

Higher frequency range

MHz/V

Intermediate frequency

range

MHz/V

Lower frequency range

MHz/V

KVCOB

VCOB sensitivity

Higher frequency range

MHz/V

Intermediate frequency

range

MHz/V

Lower frequency range

MHz/V

ΔTLKA

VCOA Maximum Temperature

variation for continuous lock (4)

CALTYPE [0]

100

° C

CALTYPE [1]

125

° C

ΔTLKB

VCOB Maximum Temperature

variation for continuous lock (4)

CALTYPE [0]

125

° C

CALTYPE [1]

125

° C

VCO A Pushing

MHz/V

VCO B Pushing

MHz/V

VCTRL

VCO control voltage

0.4

Vdd-0.3 V

LO Harmonic Spurious

-20

dBc

IVCO

VCO and VCO buffer current

consumption

Amplitude [11] (pin 4)

IDIV2

DIVIDER by 2 consumption

(pin 3)

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