TH71101ENE-CAA-000RE(2017) Ver la hoja de datos (PDF) - Melexis Microelectronic Systems

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TH71101ENE-CAA-000RE
(Rev.:2017)

315/433MHz FSK/ASK Receiver

Melexis Microelectronic Systems  

TH71101

315/433MHz

FSK/ASK Receiver

Pin No. Name

21 RSSI

I/O Type

analog

output

Functional Schematic

RSSI

21

I (Pi)

50

36k

22 VEE_BIAS ground

23 OUTP

analog

output

OUTP

OUTN

50

24 OUTN

analog

23

output

24

20µA

20µA

25 VEE_RO

26 RO

ground

analog

input

50k

RO

26

30p

30p

27 VCC_PLL

28 ENRX

supply

digital

input

ENRX

1.5k

28

Description

RSSI output, for RSSI and ASK

detection, approx. 36k

output impedance

ground of general

bias system and OA

FSK positive output, output

impedance of 100k to

300k

FSK negative output, output

impedance of 100k to

300k

ground of DIV, PFD, RO

and charge pump

RO input, Colpitts type

oscillator with internal

feedback capacitors

positive supply of DIV, PFD, RO

and charge pump

mode control input,

CMOS-compatible with

internal pull-down circuit

29 LF

analog I/O

LF

29

30 VEE_LNA

32 VCC_LNA

ground

supply

200

400

4p

charge pump output and VCO1

control input

ground of LNA biasing

positive supply of

LNA biasing

REVISION 018 - JUNE 29, 2017

3901071101

Page 8 of 20

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