ATA8741C-PXQW RF/IF and RFID

Operating Temperature:	-40°C ~ 85°C
Package / Case:	24-VQFN Exposed Pad
Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Frequency:	310MHz ~ 350MHz
Applications:	Home Automation, Remote Sensing, RKE
Modulation or Protocol:	ASK, FSK
Data Rate (Max):	32kbps
Power - Output:	8dBm
Current - Transmitting:	9.8mA
Data Interface:	PCB, Surface Mount
Antenna Connector:	PCB, Surface Mount
Memory Size:	4kB Flash, 256B EEPROM, 256B SRAM
Features:	--
Voltage - Supply:	2 V ~ 4 V

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RF Transmitters

An RF transmitter is a device that transmits an RF signal. It is the essential part of a wireless communication system and is used to transmit the information from one device to another. The ATA8741C-PXQW is an RF transmitter manufactured by Atmel Corporation. The device is designed for ultra-low power applications such as Bluetooth, Zigbee, and ISM band transmitters. The transmitter has a wide range of frequency bands available from 300 kHz to 6 GHz and is capable of high power transmission.The ATA8741C-PXQW is an integrated RF transmitter that supports a wide range of functions including digital signal processing, baseband processing, and linearization control. The device has a low current consumption of 17 mA and offers a power output of up to 15 dBm. The ATA8741C-PXQW also supports spread spectrum modulation up to 16 Mbps.The ATA8741C-PXQW comes with a number of features that make it ideal for wireless applications. It has an integrated synthesizer which provides an accurate frequency resolution and can be easily programmed for frequency hopping. The device also has a low phase noise and a high linearity that is required for Bluetooth and Zigbee applications. The device supports up to 3.3 V and 5 V compatible digital input for control via a microcontroller.The ATA8741C-PXQW uses a direct conversion architecture that is capable of highly efficient operation. The transmitter uses two phase-locked loops (PLL) to provide the required frequency selection and phase control. The first PLL is used to generate the intermediate frequency (IF) signal which is then modulated by the second PLL. The modulated signal is amplified and then filtered by an output amplifier before it is transmitted.The ATA8741C-PXQW also supports adaptive data rate detection, which allows it to quickly detect and adjust the data rate accordingly. This feature is especially useful in Bluetooth applications where the data rate may need to be changed depending on the distance between the two devices. The integrated transmitter can also be used for cognitive radio applications, allowing it to operate over multiple frequencies based on the changing environmental conditions.The ATA8741C-PXQW is a versatile device designed for use in a range of wireless communication applications. It is capable of providing high power transmission, excellent linearity, and a wide range of frequency coverage. The transmitter also has the ability to detect and adjust the data rate which makes it suitable for Bluetooth and Zigbee applications. The combined features of the device make it an ideal solution for low-power, high-performance wireless applications.

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