SL1466KG datasheet(8/18 Pages) ZARLINK

部件名	SL1466KG

功能描述	Wideband PLL FM Demodulator

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制造商	ZARLINK [Zarlink Semiconductor Inc]

网页	http://www.zarlink.com

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7

SL1466

Fig. 5b SL1466 I.O ports internal circuitry

Vcc

AGC TIMECONSTANT (Pin 18)

VREF;Vcc –2.4V

AGC TIME CONSTANT

IF IP (Pins 21, 22)

VEE

2m

IF IP

350

415

VCC

IF IP

RF AGC SET (Pin 19)

REF;Vcc –2V

V

RF AGC SET

Vcc

VIDEO POLARITY (Pin 12)

5k

VIDEO

160k

2.5V

VEE

POLARITY

RF AGC control (Pin 15)

VEE

RF AGC CONTROL

IF AGC SET (Pin 17)

IF AGC SET

VREF

, Vcc –3.15V

VEE

RF AGC CONTROL (Pin 15)

IF AGC SET (Pin 17)

AGC TIME CONSTANT (Pin 18)

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