SP8853SLASHASLASHDG datasheet(8/14 Pages) ZARLINK

Part #	SP8853/A/DG

Description	1.3 GHz Professional Synthesiser

PDF	14 Pages

Scroll/Zoom	100%

Manufacturer	ZARLINK [Zarlink Semiconductor Inc]

Direct Link	http://www.zarlink.com

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8 / 14 page

SP8853

µA

3, 14, 6

VCC4

VEE4

62·5k

37·5k

500

13·25k

1250

0·8mA

RF INPUT

VCC1

VEE1

10k

12k

µA

15, 16

12k

VCC4

VEE4

77·5k

27·5

µA

24k

176k

Fig. 8a RF preamplifer inputs

Fig. 8b F1/F2 data and

power down inputs

Fig. 8c Hysteresis inputs, data clock

and enable

VCC2

VEE2

24k

100

µA

Fig. 8d Oscillator pins

VCC3

VEE3

80k

35k

Fig. 8e Lock detect output

VCC4 (CP1) / VCC3 (CP2)

VEE4 (CP1) / VEE3 (CP2)

Fig. 8f Phase detector charge pumps

VCC

3, 25

VEE

f UP

f DOWN

f UP

f DOWN

FROM M OR R

COUNTERS

OUTPUT

ENABLE

10k

VEE4

VCC4

4, 5

µA

100

µA

Fig. 8h FPD and FREF outputs

Fig. 8g Charge pump 2 current

programming

VEE3

VCC3

RPD

(See Table 1)

EXTERNAL

RESISTOR

Fig. 8 Input and output interface diagrams

Data Sheet

SP8853/A/DG Datasheet(PDF) 8 Page - Zarlink Semiconductor Inc

SP8853/A/DG Datasheet(HTML) 8 Page - Zarlink Semiconductor Inc

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