ATA2745M-TCQY Atmel, ATA2745M-TCQY Datasheet
ATA2745M-TCQY
Specifications of ATA2745M-TCQY
Related parts for ATA2745M-TCQY
ATA2745M-TCQY Summary of contents
Page 1
Features • 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 ...
Page 2
Figure 1-1. System Block Diagram Remote control transmitter 1 Li cell Encoder ATARx9x Keys Figure 1-2. Block Diagram ATA2745 2 UHF ASK ATA2745 PLL Antenna Antenna XTO VCO Power amp. ASK OR EN Power up VCC VCO CLK f GND ...
Page 3
Pin Configuration Figure 2-1. Pinning SSO16 Table 2-1. Pin Description Pin Symbol Function 1 ASK Modulation input ASK 2 EN Enable input 3 VCC Supply voltage 4 CLK Clock output 5 GND Ground 6 LFVCC Supply voltage VCO 7 ...
Page 4
General Description The fully integrated VCO and the single-ended open-collector output allow particularly simple, low-cost RF miniature transmitters to be assembled. The single-ended output enables a consid- erably simplified adaptation of both a magnetic loop antenna of any form ...
Page 5
Output Power Measurement The following output network the exact values and C 10 following table shows the values for an output power and an R Table 5-1. f [MHz] Figure 5-1. Figure 5-2. ...
Page 6
Absolute Maximum Ratings Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated ...
Page 7
Electrical Characteristics (Continued) All parameters are refered to GND (pin 5), V The possible operating ranges refer to different circuit conditions: V Parameters Loop bandwidth Phase noise PLL Phase noise VCO Frequency range of the VCO Clock output (CMOS ...
Page 8
... Ordering Information Extended Type Number ATA2745M-TCQY 10. Package Information ATA2745 8 Package Remarks SSO16 Taped and reeled, Pb-free 4898B–RKE–08/06 ...
Page 9
Revision History Please note that the following page numbers referred to in this section refer to the specific revision mentioned, not to this document. Revision No. 4898B-RKE-08/06 4898B–RKE–08/06 History Put datasheet in a new template Section 9 “Ordering Information” ...
Page 10
... 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 CONDI- TIONS 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 ...