STW81102 datasheet(10/43 Pages) STMICROELECTRONICS

10 / 43 page

Electrical specifications

STW81102

10/43

2.4

Electrical characteristics

Table 5.

Electrical characteristics

All the Electrical Specifications are intended at 3.3V supply Voltage.

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

OUTPUT FREQUENCY RANGE

FOUTA

Output Frequency Range with

VCOA

Direct Output

3000

3620

MHz

Divider by 2

1500

1810

MHz

Divider by 4

750

905

MHz

FOUTB

Output Frequency Range with

VCOB

Direct Output

4000

4650

MHz

Divider by 2

2000

2325

MHz

Divider by 4

1000

1162.5

MHz

VCO DIVIDERS

VCO Divider Ratio

Prescaler 16/17

256

65551

Prescaler 19/20

361

77836

REFERENCE CLOCK and PHASE FREQUENCY DETECTOR

fref

Reference input frequency

200

MHz

Reference input sensitivity(1)

0.35

1.5

Vpeak

Reference Divider Ratio

1023

fPFD

PFD input frequency

MHz

fstep

Frequency step(2)

Prescaler 16/17

FOUT/

65551

FOUT/

256

Prescaler 19/20

FOUT/

77836

FOUT/

361

CHARGE PUMP

ICP

ICP sink/source(3)

3bit programmable

VOCP

Output voltage compliance

range

0.4

Vdd-0.3

Spurious(4)

Direct Output

(fPFD = 200KHz)

-73

dBc

Divider by 2

(fPFD = 400KHz)

-83

dBc

Divider by 4

(fPFD = 800KHz)

-91

dBc

VCOs

KVCOA

VCOA sensitivity(5)

Lower frequency range

MHz/V

Intermediate frequency range

MHz/V

Higher frequency range

105

140

MHz/V

KVCOB

VCOB sensitivity(5)

Lower frequency range

MHz/V

Intermediate frequency range

MHz/V

Higher frequency range

MHz/V

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