LTC6952 datasheet(12/80 Pages) AD

12 / 80 page

LTC6952

6952f

For more information www.analog.com

Preliminary Technical Data

Advance Product Information Subject to Change

Rev PrA

REF Input Sensitivity

vs Frequency, Temperature

REF Input Signal Detected

vs Frequency, Temperature

VCO Input Signal Detected

vs Frequency, Temperature

Supply Current vs Junction

Temperature, All Outputs Enabled

3.3V Supply Current

vs Number of Disabled Outputs

Spurious Response, fOUT = 4GHz,

fVCO = 4GHz, fREF = 100MHz,

fPFD = 10MHz, Loop BW = 5kHz

Spurious Response, fOUT = 4GHz,

fVCO = 4GHz, fREF = 100MHz,

fPFD = 100MHz, Loop BW = 16kHz

Spurious Response, fOUT = 4GHz,

fVCO = 4GHz, fREF = 100MHz,

fPFD = 10MHz, Loop BW = 5kHz

TYPICAL PERFORMANCE CHARACTERISTICS T

A = 25°C, VREF

+ = VOUT+ = VD+ = VVCO+ = 3.3V,

VCP+ = 5V, unless otherwise noted.

BST = 1

FILTR = 0

NOTE 14

125°C

25°C

–40°C

FREQUENCY (MHz)

50 100 150 200 250 300 350 400 450 500

–65

–60

–55

–50

–45

–40

–35

–30

–25

6952 G28

BST = 1

FILTR = 0

125°C

25°C

–40°C

FREQUENCY (MHz)

50 100 150 200 250 300 350 400 450 500

125

150

175

200

225

250

6952 G29

FILTV = 0

NOTE 21

125°C

25°C

–40°C

FREQUENCY (MHz)

500

1500

2500

3500

4500

–16

–14

–12

–10

–8

–6

6952 G30

VBW = 1Hz

RBW = 1Hz

NOTES 14, 18

FREQUENCY OFFSET (MHz in 10kHz SEGMENTS)

–400–300–200 –100 0

100 200 300 400

–160

–140

–120

–100

–80

–60

–40

–20

6952 G31

VBW = 1Hz

RBW = 1Hz

NOTES 14, 18

FREQUENCY OFFSET (MHz in 10kHz SEGMENTS)

–40 –30 –20 –10

–160

–140

–120

–100

–80

–60

–40

–20

6952 G32

VBW = 1Hz

RBW = 1Hz

NOTES 14, 18

FREQUENCY OFFSET (MHz in 10kHz SEGMENTS)

–400–300–200 –100 0

100 200 300 400

–160

–140

–120

–100

–80

–60

–40

–20

6952 G33

ICP = 11.2mA

NOTE 5

3.3V

TJ (°C)

–40 –20

100 120

880

890

900

910

920

6952 G34

FULLY DISABLED (PDx=3)

DRIVER ONLY DISABLED (PDx=2)

NUMBER OF DISABLED OUTPUTS

9 10 11

100

200

300

400

500

600

700

800

900

1000

6952 G35

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