TH7110 データシートの表示（PDF） - Melexis Microelectronic Systems

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TH7110

315/433MHz FSK/FM/ASK Double-Conversion Superheterodyne Receiver

Melexis Microelectronic Systems  

TH7110

315/433MHz FSK/FM/ASK

Double-Conversion Superheterodyne Receiver

Pin No. Name

38 LF1

I/O Type

analog

output

Functional Schematic

LF1

200Ω

38

Description

charge pump output

39 LF2

analog

input

40 VEE_VCO1 ground

41 VEE_LNA ground

42 IN_LNA

analog

input

43 VCC_LNA supply

44 ENRO

digital

input

LF2

400Ω

39

4p

VCO1 control input

5k

IN_LNA

42

ENRO

1.5k

44

OUT_LNA

4

ground of VCO1 and charge

pump

ground of LNA biasing

LNA input, approx. 50Ω

single-ended

VEE_LNAC

2

positive supply of LNA bias-

ing

mode control input

(CMOS input)

Datasheet Rev 2.3 July 2001

Page 10 of 22

www.melexis.com

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