Description
The ATA5771/ATA5773/ATA5774 is a single key fob IC containing the AVR microcontroller ATtiny44V and the UHF PLL transmitters T5750/53/54 build-up using a stacked die technique supplied in a QFN24 5 mm × 5 mm package.
Features
- Complete Key Fob IC Consisting of an AVR® Microcontroller and RF Transmitter PLL in
a Single QFN24 5 mm × 5 mm Package (Pitch 0.65 mm).
- f0 = 310 MHz to 350 MHz (ATA5773).
- f0 = 429 MHz to 439 MHz (ATA5774).
- f0 = 868 MHz to 928 MHz (ATA5771) Automotive Qualified Temperature Range.
- 40° C to +85° C ESD Protection: HBM 2500V, MM 100V, CDM 1000V Supply voltage 2.0V to 4.0V for Single Li-cell Power Supply Low Power Consumption.
- Active Mode: Typical.
ATA5771_ATMEL.pdf