ATA5781
Features
- AVR® microcontroller core with 1Kbyte SRAM and 24Kbyte RF library in firmware
(ROM)
- Atmel® ATA5782: 20Kbyte of user flash
- Atmel ATA5783: 20Kbyte of user ROM
- Atmel ATA5781: No user memory
- RF library in firmware only
- Supported frequency ranges
- Low-band 310MHz to 318MHz, 418MHz to 477MHz
- High-band 836MHz to 956MHz
- 315.00MHz/433.92MHz/868.30MHz and 915.00MHz with one 24.305MHz crystal
- Low current consumption
- 9.8m A for RXMode (low-band), 1.2m A for 21ms cycle three-channel polling
- Typical OFFMode current of 5n A (maximum 600n A at Vs = 3.6V and T = 85°C)
- Supports the 0d Bm class of ARIB STD-T96
- Input 1d B pression point
- - 48d Bm (full sensitivity level)
- - 20d Bm (active antenna damping)
- Programmable channel frequency with fractional-N PLL
- 93Hz resolution for low-band
- 185Hz resolution for high-band
- FSK deviation ±0.375k Hz to ±93k Hz
- FSK sensitivity (Manchester coded) at 433.92MHz
- - 108.5d Bm at 20Kbit/s f = ± 20k Hz BWIF = 165k Hz
- -...
