TH71102ENE-BAA-000-RE

TH71102ENE-BAA-000-RE Datasheet

TH71102

Part	Datasheet
TH71102ENE-BAA-000-RE	TH71102ENE-BAA-000-RE (pdf)

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TH71102 315/433MHz FSK/FM/ASK Receiver ! Double superhet architecture for high degree of image rejection ! FSK for digital data and FM reception for analog signal transmission ! FSK/FM demodulation with phase-coincidence demodulator ! Low current consumption in active mode and very low standby current ! Switchable LNA gain for improved dynamic range ! RSSI allows signal strength indication and ASK detection ! Surface mount package LQFP32 Ordering Information Temperature Code TH71102 E -40 °C to 85 °C Package Code NE LQFP32 Application Examples ! General digital and analog 315 MHz or 433 MHz ISM band usage ! Low-power telemetry ! Alarm and security systems ! Remote Keyless Entry RKE ! Tire Pressure Monitoring System TPMS ! Garage door openers ! Home automation ! Pagers Pin Description OUTP VEE_BIAS RSSI OAP OAN OUT_OA VCC_BIAS VEE_RO RO VCC_PLL ENRX LF VEE_LNA IN_LNA VCC_LNA 24 25 17 16 TH71102 OUT_IFA VCC_IF FBC2 FBC1 IN_IFA VEE_IF OUT_MIX2 VEE_LNAC GAIN_LNA OUT_LNA IN_MIX1 VEE_MIX IF_1P IF_1N VCC_MIX The TH71102 FSK/FM/ASK double-conversion superheterodyne receiver IC is designed for applications in the European 433 MHz industrial-scientific-medical ISM band, according to the EN 300 220 telecommunications standard. It can also be used for any other system with carrier frequencies ranging from 300 MHz to 450 MHz e.g. for applications in the US 315 MHz ISM band . Page 1 of 20 Data Sheet Feb./03 TH71102 315/433MHz FSK/FM/ASK Receiver Document Content 1 Theory of General 3 Technical Data Overview 3 Block 4 Mode Configurations 4 LNA GAIN 4 Frequency Planning 5 Selected Frequency Plans 2 Pin Definitions and Descriptions 3 Technical Absolute Maximum 9 Normal Operating Conditions 9 Crystal Parameters 9 DC Characteristics 10 AC System Characteristics 11 4 Test Circuits FSK 12 FSK test circuit component list Fig. 13 FSK/FM Circuit with AFC and Ceramic Resonator Compensation 14 FSK/FM with AFC test circuit component list Fig.3 15 ASK 16 ASK Test Circuit Component List Fig. 17 5 Package Dimensions 6 Reliability Information 7 ESD Precautions 8 Disclaimer Page 2 of 20 Data Sheet Feb./03 TH71102 315/433MHz FSK/FM/ASK Receiver 1 Theory of Operation

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TH71102
315/433MHz FSK/FM/ASK Receiver
! Double superhet architecture for high degree of image rejection ! FSK for digital data and FM reception for analog signal transmission ! FSK/FM demodulation with phase-coincidence demodulator ! Low current consumption in active mode and very low standby current ! Switchable LNA gain for improved dynamic range ! RSSI allows signal strength indication and ASK detection ! Surface mount package LQFP32
Ordering Information

Temperature Code

TH71102

E -40 °C to 85 °C

Package Code NE LQFP32

Application Examples
! General digital and analog 315 MHz or 433 MHz ISM band usage
! Low-power telemetry ! Alarm and security systems ! Remote Keyless Entry RKE ! Tire Pressure Monitoring System TPMS ! Garage door openers ! Home automation ! Pagers

Pin Description

OUTP VEE_BIAS RSSI OAP OAN OUT_OA VCC_BIAS

VEE_RO RO

VCC_PLL ENRX LF

VEE_LNA IN_LNA

VCC_LNA
24 25
17 16

TH71102

OUT_IFA VCC_IF FBC2 FBC1 IN_IFA VEE_IF OUT_MIX2

VEE_LNAC GAIN_LNA OUT_LNA

IN_MIX1 VEE_MIX

IF_1P IF_1N VCC_MIX

The TH71102 FSK/FM/ASK double-conversion superheterodyne receiver IC is designed for applications in the European 433 MHz industrial-scientific-medical ISM band, according to the EN 300 220 telecommunications standard. It can also be used for any other system with carrier frequencies ranging from 300 MHz to 450 MHz e.g. for applications in the US 315 MHz ISM band .

Page 1 of 20

Data Sheet Feb./03

TH71102
315/433MHz FSK/FM/ASK Receiver

Document Content
1 Theory of General 3 Technical Data Overview 3 Block 4 Mode Configurations 4 LNA GAIN 4 Frequency Planning 5

Selected Frequency Plans
2 Pin Definitions and Descriptions
3 Technical Absolute Maximum 9 Normal Operating Conditions 9 Crystal Parameters 9 DC Characteristics 10 AC System Characteristics 11
4 Test Circuits FSK 12 FSK test circuit component list Fig. 13 FSK/FM Circuit with AFC and Ceramic Resonator Compensation 14 FSK/FM with AFC test circuit component list Fig.3 15 ASK 16 ASK Test Circuit Component List Fig. 17
5 Package Dimensions
6 Reliability Information
7 ESD Precautions
8 Disclaimer

Page 2 of 20

Data Sheet Feb./03

TH71102
315/433MHz FSK/FM/ASK Receiver
1 Theory of Operation

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Datasheet ID: TH71102ENE-BAA-000-RE 647812