STW81200 datasheet(14/58 Pages) STMICROELECTRONICS

номер детали	STW81200

подробное описание детали	Wideband RF PLL fractional/integer frequency synthesizer with integrated VCOs and LDOs

PDF	58 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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14 / 58 page

Electrical specifications

STW81200

14/58

DocID025943 Rev 7

IREF

Current consumption(2)

Differential Mode

Single Ended Mode

XTAL oscillator Mode

Reference Divider Ratio

8191

FPFD

PFD input frequency(3)

100

MHz

FSTEP

Frequency step(3)

LO direct output

47.5

LO with divider by 2

23.75

…-

…

LO with divider by 64

0.7422

Charge pump

VCCCPOUT

CP Supply

Pin # 16 (VCC_CPOUT)

2.5

ICP

ICP sink/source

5-bit programmable

4.9

VICP

Output voltage range on

ICP pin (pin#14)

-0.4

VCCCPOUT

-0.4

Comparison frequency

Spurs (4)

-85

dBc

In-Band Fractional Spurs

(5)

-50

VCOs

VCCVCOCore VCO Core Supply

Pin # 3 (VCC_VCO_Core)

2.5

IVCOCore

Oscillator Core current

consumption

@ 4 GHz and 4.5 V supply

@ 4 GHz and 3.3 V supply

@ 4 GHz and 2.6 V supply

IVCOBUF

VCO buffer consumption

Pin # 3 (VCC_VCO_Core)

KVCO

VCO gain

35-95

MHz/V

ΔTLK

Maximum temperature

variation for continuous

lock(6)(7)

Pin #16 @4.5/5 V

-125

125

Pin #16 @3.3 V

-125

125

Pin #16 @2.6 V

-125

115

RF output stage

VCCRFOUT

RF Output supply

Pin # 35 (VCC_RFOUT)

2.5

POUT

Output level

Differential 3.3 V to 5 V supply

-1

dBm

Differential 2.6 V supply

-1

ZOUT

Output impedance

Differential

100

Ω

Single Ended

Ω

Return Loss

Matched to 50-ohm Single

Ended

-15

Table 6. Electrical specifications (continued)

Symbol

Parameter

Condition

Min

Typ

Max

Units

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