TH71101 Ver la hoja de datos (PDF) - Unspecified

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TH71101

315/433MHz FSK/FM/ASK Receiver

Unspecified 

TH71101

315/433MHz

FSK/FM/ASK Receiver

Pin No. Name

11 IN_IFA

12 FBC1

13 FBC2

14 VCC_IF

15 OUT_IFA

I/O Type

analog

input

analog I/O

analog I/O

Functional Schematic

VCC

VCC

IN_IFA

11

VEE

VCC

FBC2

13

2.2k

2.2k

200µA

VEE

FBC1

12

VEE

VEE

supply

analog I/O

OUT_IFA

15

40µA

Description

IFA input, approx. 2.2kΩ

input impedance

to be connected to external

IFA feedback capacitor

to be connected to external

IFA feedback capacitor

positive supply for IFA,

DEMOD

IFA output and MIX3 input

(of DEMOD)

16 IN_DEM

analog

input

47k

IN_DEM

16

DEMOD input, to MIX3 core

17 VCC_BIAS supply

18 OUT_OA

analog

output

OUT_OA

50Ω

18

positive supply of general

bias system and OA

OA output, 40uA current

drive capability

19 OAN

20 OAP

analog

input

analog

input

OAN

50Ω

19

20µA

50Ω

negative OA input, input

voltage limited to approx.

0.7 Vpp between pins OAP

OAP and OAN

negative OA input, input

20 voltage limited to approx.

0.7 Vpp between pins OAP

and OAN

TH71101 Data Sheet

3901071101

Page 6 of 20

Nov. 2001

Rev. 005

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