ATA5278 - ATMEL Corporation

ATA5278 STAND-ALONE ANTENNA DRIVER

The ATA5278 device is an integrated BCDMOS antenna driver IC dedicated as a transmitter for Passive Entry/Go (PEG) car applications and for other hands-free access control applications. It includes the full functionality of generating a magnetic LF field in conjunction with an antenna coil to transmit data to a receiver in a key fob, card or transponder. A m.

Features

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• SPI for Microcontroller Connection with Up to 1 Mbit/s Internal Data Buffer for Timing-independent Data Transmission Programmable Driver Current Regulation One-chip Antenna Driver Stage for 1A Peak Current LF Baud Rates Between 1 kbaud and 4 kbaud Quick Start Control (QSC) for Fast Oscillation Build-up and Decay Timing Integrated Oscillator for Ceramic Resonators Power Supply Range from 7.5V to 16V Direct Battery Input (Up to 28V With Limited Function Range) Amplitude Shift Keying (ASK) Modulation Phase Shift Keying (PSK) Modulation Carrier Frequency Range from 100 .