ATA2745M-TCQY

ATA2745M-TCQY Datasheet

• Lower Cost than the Usual Discrete Solutions Using SAW and Transistors<br>• Supply Voltage 2.2V to 4.0V in the Temperature Range of to 85°C<br>• XTO Output for Clocking the Microcontroller, Thereby, Together with the ATAR090 or

Part	Datasheet
ATA2745M-TCQY	ATA2745M-TCQY (pdf)

PDF Datasheet Preview
• Very High Transmitting Frequency Accuracy Compared to SAW Solutions Enables Receivers at Lower Bandwidth than With SAW Resonators • Lower Cost than the Usual Discrete Solutions Using SAW and Transistors • Supply Voltage 2.2V to 4.0V in the Temperature Range of to 85°C • XTO Output for Clocking the Microcontroller, Thereby, Together with the ATAR090 or ATAR890, Resulting in the Optimum System Cost-effectiveness • One-chip Solution With Minimum External Circuitry • Single-ended Open-collector Output Same Antennas Can Be Used as in Discrete Solutions, Simpler Matching of Magnetic Loop Antennas • ESD Protection According to MIL-STD 883 4 KV HBM Except Pins XTO1, XTO2, ANT and LF • Very Small SSO16 Package, Pitch 150 mil The ATA2745 is a PLL transmitter IC which has been developed especially for the demands of RF low-cost data transmission systems at data rates up to 20 kBaud. The transmitting frequency range is 310 MHz to 440 MHz. It can be used in ASK systems. The main applications of the ATA2745 are in the areas of outside temperature metering, socket control, garage door openers, consumption metering, light/fan or airconditioning controls, jalousies, wireless keyboards, and various other consumer market applications. UHF ASK Transmitter ATA2745 Microcontroller Figure System Block Diagram 1 Li cell Encoder Keys ATARx9x UHF ASK Remote control transmitter UHF ASK Remote control receiver ATA2745 ATA3745 Demod. Control PLL VCO Antenna IF Amp PLL Power amp. Figure Block Diagram ASK EN VCC CLK GND LFVCC LFGND Power up ATA2745 PA XTO GND PWRSET PWRVCC ANT PWRGND1 PWRGND2 XTO1 NC 2 ATA2745 Pin Configuration Figure Pinning SSO16 ASK 1 EN 2 VCC 3 CLK 4 GND 5 LFVCC 6 LFGND 7 ATA2745 16 GND 15 PWRSET 14 PWRVCC 13 ANT 12 PWRGND1 11 PWRGND2 10 XTO1 9 NC Table Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin Description Function Modulation input ASK Ordering Information Extended Type Number ATA2745M-TCQY Package Information Package SSO16 Remarks Taped and reeled, Pb-free 8 ATA2745 ATA2745 History 4898B-RKE-08/06 • Put datasheet in a new template • Section 9 “Ordering Information” on page 8 changed Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 487-2600 Regional Headquarters Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland Tel 41 26-426-5555 Fax 41 26-426-5500 Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimshatsui East Kowloon Hong Kong Tel 852 2721-9778 Fax 852 2722-1369 Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan Tel 81 3-3523-3551 Fax 81 3-3523-7581 Atmel Operations Memory 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314 Microcontrollers 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314 La Chantrerie BP 70602 44306 Nantes Cedex 3, France Tel 33 2-40-18-18-18 Fax 33 2-40-18-19-60 ASIC/ASSP/Smart Cards Zone Industrielle 13106 Rousset Cedex, France Tel 33 4-42-53-60-00 Fax 33 4-42-53-60-01 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759 Scottish Enterprise Technology Park Maxwell Building East Kilbride G75 0QR, Scotland Tel 44 1355-803-000 Fax 44 1355-242-743 RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany Tel 49 71-31-67-0 Fax 49 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759 Biometrics/Imaging/Hi-Rel MPU/ High-Speed Converters/RF Datacom Avenue de Rochepleine BP 123 38521 Saint-Egreve Cedex, France Tel 33 4-76-58-30-00 Fax 33 4-76-58-34-80 Literature Requests Disclaimer The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDITIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. 2006 Atmel Corporation. All rights reserved. logo and combinations thereof, Everywhere You and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others.

PDF Datasheet Preview

• Very High Transmitting Frequency Accuracy Compared to SAW Solutions Enables Receivers at Lower Bandwidth than With SAW Resonators
• Lower Cost than the Usual Discrete Solutions Using SAW and Transistors
• Supply Voltage 2.2V to 4.0V in the Temperature Range of to 85°C
• XTO Output for Clocking the Microcontroller, Thereby, Together with the ATAR090 or

ATAR890, Resulting in the Optimum System Cost-effectiveness
• One-chip Solution With Minimum External Circuitry
• Single-ended Open-collector Output Same Antennas Can Be Used as in Discrete

Solutions, Simpler Matching of Magnetic Loop Antennas
• ESD Protection According to MIL-STD 883 4 KV HBM Except Pins XTO1, XTO2, ANT
and LF
• Very Small SSO16 Package, Pitch 150 mil

The ATA2745 is a PLL transmitter IC which has been developed especially for the demands of RF low-cost data transmission systems at data rates up to 20 kBaud.

The transmitting frequency range is 310 MHz to 440 MHz. It can be used in ASK systems. The main applications of the ATA2745 are in the areas of outside temperature metering, socket control, garage door openers, consumption metering, light/fan or airconditioning controls, jalousies, wireless keyboards, and various other consumer market applications.

UHF ASK Transmitter

ATA2745

Microcontroller

Figure System Block Diagram
1 Li cell

Encoder Keys ATARx9x

UHF ASK Remote control transmitter

UHF ASK Remote control receiver

ATA2745

ATA3745

Demod.

Control

PLL VCO

Antenna

IF Amp PLL

Power amp.

Figure Block Diagram

ASK EN

VCC CLK GND LFVCC LFGND

Power up

ATA2745

PA XTO

GND PWRSET PWRVCC ANT PWRGND1 PWRGND2 XTO1 NC
2 ATA2745

Pin Configuration

Figure Pinning SSO16

ASK 1 EN 2

VCC 3 CLK 4 GND 5 LFVCC 6 LFGND 7

ATA2745
16 GND 15 PWRSET 14 PWRVCC 13 ANT 12 PWRGND1 11 PWRGND2 10 XTO1 9 NC

Table Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Pin Description

Function

Modulation input ASK
Ordering Information

Extended Type Number ATA2745M-TCQY

Package Information

Package SSO16

Remarks Taped and reeled, Pb-free
8 ATA2745

ATA2745

History
4898B-RKE-08/06
• Put datasheet in a new template
• Section 9 “Ordering Information” on page 8 changed

Atmel Corporation
2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 487-2600

Regional Headquarters

Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland Tel 41 26-426-5555 Fax 41 26-426-5500

Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimshatsui East Kowloon Hong Kong Tel 852 2721-9778 Fax 852 2722-1369

Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan Tel 81 3-3523-3551 Fax 81 3-3523-7581

Atmel Operations

Memory 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314

Microcontrollers 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314

La Chantrerie BP 70602 44306 Nantes Cedex 3, France Tel 33 2-40-18-18-18 Fax 33 2-40-18-19-60

ASIC/ASSP/Smart Cards Zone Industrielle 13106 Rousset Cedex, France Tel 33 4-42-53-60-00 Fax 33 4-42-53-60-01
1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759

Scottish Enterprise Technology Park Maxwell Building East Kilbride G75 0QR, Scotland Tel 44 1355-803-000 Fax 44 1355-242-743

RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany Tel 49 71-31-67-0 Fax 49 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759

Biometrics/Imaging/Hi-Rel MPU/ High-Speed Converters/RF Datacom

Avenue de Rochepleine BP 123 38521 Saint-Egreve Cedex, France Tel 33 4-76-58-30-00 Fax 33 4-76-58-34-80

Literature Requests

Disclaimer The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDITIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life.
2006 Atmel Corporation. All rights reserved. logo and combinations thereof, Everywhere You and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others.

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 ATA2745M-TCQY Datasheet file may be downloaded here without warranties.

Datasheet ID: ATA2745M-TCQY 519161