TDA5255XUMA1

TDA5255XUMA1 Datasheet

TDA5255 E1 ASK/FSK 434MHz Wireless Transceiver

Part	Datasheet
TDA5255XUMA1	TDA5255XUMA1 (pdf)

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Data Sheet, Version 2007-02-26 TDA5255 E1 ASK/FSK 434MHz Wireless Transceiver Wireless Components Never stop thinking. Edition 2007-02-26 Published by Infineon Technologies AG, Am Campeon 1-12, D-85579 Neubiberg, Germany Infineon Technologies AG All Rights Reserved. Attention please! The information herein is given to describe certain components and shall not be considered as warranted characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Infineon Technologies is an approved CECC manufacturer. Information For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office in Germany or our Infineon Technologies Representatives worldwide see address list . Warnings Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered. Data Sheet, Version 2007-02-26 TDA5255 E1 ASK/FSK 434MHz Wireless Transceiver Wireless Components Never stop thinking. Data Sheet 2007-02-26 Previous Version: Version as of 2002-11-28 Indication of the Ordering Code Correction of the Package Name Indication of the ESD-integrity values TDA5255 E1 For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide see our webpage at TE, TE, are registered trademarks of Infineon Technologies AG. ACE , ASM , ASP , POTSWIRE , QuadFALC , SCOUT are trademarks of Infineon Technologies AG. Controller Area Network CAN License of Robert Bosch GmbH ASK/FSK 434MHz Wireless Transceiver TDA5255 E1 Version Product Info The IC is a low power consumption single chip FSK/ASK Transceiver for half duplex low datarate communication in the 433-435MHz band. The IC offers a very high level of integration and needs only a few external components. It contains a highly efficient power amplifier, a low noise amplifier LNA with AGC, a double balanced mixer, a complex direct conversion stage, I/ Q limiters with RSSI generation, an FSK demodulator, a fully integrated VCO and PLL synthesizer, a tuneable crystal oscillator, an onboard data filter, a data comparator slicer , positive and negative peak detectors, a data rate detection circuit and a 2/3-wire bus interface. Additionally there is a power down feature to save battery power. Low supply current Is = 9mA typ. receive, Is = 13mA typ. transmit mode Supply voltage range - 5.5V Power down mode with very low supply current consumption FSK and ASK modulation and demodulation capability Fully integrated VCO and PLL synthesizer and loop filter on-chip with on chip crystal oscillator tuning I2C/3-wire µController Interface On-chip low pass channel select filter and data filter with tuneable bandwidth Data slicer with self-adjusting threshold and 2 peak detectors FSK sensitivity <-109dBm, ASK sensitivity < Transmit power up to +13dBm Datarates up to 100kBit/s Manchester Encoded Self-polling logic with ultra fast data rate detection Application Low Bitrate Communication Systems Keyless Entry Systems Remote Control Systems Alarm Systems Telemetry Systems Electronic Metering Home Automation Systems Type TDA5255 E1 Data Sheet Ordering Code SP000014555 Package PG-TSSOP-38 2007-02-26 TDA5255 E1 Version Table of Contents Product Description Overview Application Package Outlines Functional Description Pin Configuration Pin Definitions and Functions Functional Block Diagram Functional Block Description Power Amplifier PA Low Noise Amplifier LNA Downconverter 1st Mixer Downconverter 2nd I/Q Mixers PLL Synthesizer I/Q Filters I/Q Limiters FSK Demodulator Data Filter Data Slicer Peak Detectors Crystal Oscillator Bandgap Reference Circuitry and Powerdown Timing and Data Control Unit Bus Interface and Register Definition Wakeup Logic Data Valid Detection, Data Pin Sequence Timer Clock Divider RSSI and Supply Voltage Measurement Application LNA and PA Matching RX/TX Switch Switch in RX-Mode Switch in TX-Mode

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Data Sheet, Version 2007-02-26

TDA5255 E1 ASK/FSK 434MHz Wireless Transceiver

Wireless Components

Never stop thinking.

Edition 2007-02-26

Published by Infineon Technologies AG, Am Campeon 1-12, D-85579 Neubiberg, Germany

Infineon Technologies AG

All Rights Reserved.

Attention please!

The information herein is given to describe certain components and shall not be considered as warranted characteristics. Terms of delivery and rights to technical change reserved. We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. Infineon Technologies is an approved CECC manufacturer.

Information

For further information on technology, delivery terms and conditions and prices please contact your nearest Infineon Technologies Office in Germany or our Infineon Technologies Representatives worldwide see address list .

Warnings

Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered.

Data Sheet, Version 2007-02-26

TDA5255 E1 ASK/FSK 434MHz Wireless Transceiver

Wireless Components

Never stop thinking.

Data Sheet
2007-02-26

Previous Version:

Version as of 2002-11-28
Indication of the Ordering Code

Correction of the Package Name

Indication of the ESD-integrity values

TDA5255 E1

For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide see our webpage at TE, TE, are registered trademarks of Infineon Technologies AG.

ACE , ASM , ASP , POTSWIRE , QuadFALC , SCOUT are trademarks of Infineon Technologies AG.

Controller Area Network CAN License of Robert Bosch GmbH

ASK/FSK 434MHz Wireless Transceiver TDA5255 E1

Version

Product Info

The IC is a low power consumption single chip FSK/ASK Transceiver for half duplex low datarate communication in the 433-435MHz band. The IC offers a very high level of integration and needs only a few external components. It contains a highly efficient power amplifier, a low noise amplifier LNA with AGC, a double balanced mixer, a complex direct conversion stage, I/ Q limiters with RSSI generation, an FSK demodulator, a fully integrated VCO and PLL synthesizer, a tuneable crystal oscillator, an onboard data filter, a data comparator slicer , positive and negative peak detectors, a data rate detection circuit and a 2/3-wire bus interface. Additionally there is a power down feature to save battery power.

Low supply current Is = 9mA typ. receive, Is = 13mA typ. transmit mode

Supply voltage range - 5.5V Power down mode with very low supply
current consumption FSK and ASK modulation and demodulation
capability Fully integrated VCO and PLL
synthesizer and loop filter on-chip with on chip crystal oscillator tuning I2C/3-wire µController Interface

On-chip low pass channel select filter and data filter with tuneable bandwidth

Data slicer with self-adjusting threshold and 2 peak detectors

FSK sensitivity <-109dBm, ASK sensitivity <

Transmit power up to +13dBm Datarates up to 100kBit/s Manchester

Encoded Self-polling logic with ultra fast data rate
detection

Application

Low Bitrate Communication Systems

Keyless Entry Systems Remote Control Systems Alarm Systems

Telemetry Systems Electronic Metering Home Automation Systems

Type TDA5255 E1

Data Sheet
Ordering Code SP000014555

Package PG-TSSOP-38
2007-02-26

TDA5255 E1 Version

Table of Contents

Product Description

Overview

Application

Package Outlines

Functional Description

Pin Configuration

Pin Definitions and Functions

Functional Block Diagram

Functional Block Description

Power Amplifier PA

Low Noise Amplifier LNA

Downconverter 1st Mixer

Downconverter 2nd I/Q Mixers

PLL Synthesizer

I/Q Filters

I/Q Limiters

FSK Demodulator

Data Filter

Data Slicer

Peak Detectors

Crystal Oscillator

Bandgap Reference Circuitry and Powerdown

Timing and Data Control Unit

Bus Interface and Register Definition

Wakeup Logic

Data Valid Detection, Data Pin

Sequence Timer

Clock Divider

RSSI and Supply Voltage Measurement

Application

LNA and PA Matching

RX/TX Switch

Switch in

RX-Mode

Switch in

TX-Mode

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived TDA5255XUMA1 Datasheet file may be downloaded here without warranties.

Datasheet ID: TDA5255XUMA1 638715