TH7111 Просмотр технического описания (PDF) - Melexis Microelectronic Systems

Номер в каталоге

Компоненты Описание

Список матч

TH7111

868/915MHz FSK/FM/ASK Receiver

Melexis Microelectronic Systems  

TH7111

868/915MHz

FSK/FM/ASK Receiver

Pin No. Name

31 OUTP

I/O Type

analog

output

32 OUTN

analog

output

Functional Schematic

OUTP

OUTN

31

32

50Ω

20µA

20µA

33 VEE_PLL ground

34 VEE_RO ground

35 RO

analog

input

50k

RO

35

30p

30p

36 VCC_PLL supply

37 ENRX

digital

input

44 ENRO

digital

input

38 LF1

analog

output

ENRX

ENRO

1.5k

37

44

LF1

200Ω

38

Description

FSK/FM positive output,

output impedance of

100kΩ to 300kΩ

FSK/FM negative output,

output impedance of

100kΩ to 300kΩ

ground of dividers and PFD

RO ground

RO input, Colpitts type

oscillator with internal feed-

back capacitors

positive supply of RO, DIV,

PFD and charge pump

mode control input

(CMOS input)

mode control input

(CMOS input)

charge pump output

39 LF2

analog

input

40 VEE_VCO1 ground

41 VEE_LNA ground

43 VCC_LNA supply

LF2

400Ω

39

4p

VCO1 control input

ground of VCO1 and charge

pump

ground of LNA biasing

positive supply of LNA

biasing

TH7111 Data Sheet

3901007111

Page 8 of 20

Nov. 2001

Rev. 005

Share Link: