ATA5781-WNQW-VAO

Basic Information
Brand: MICROCHIP (Microchip Technology)
Manufacturer: Microchip (formerly Atmel, acquired by Microchip)
Product Category: Radio Frequency Microcontroller - MCU
Package: QNF32 (also known as 32-VFQFN or 32-QFN(5x5))
RoHS: Yes

Technical Parameters
Operating Frequency: 310 MHz to 318 MHz, 418 MHz to 477 MHz, 836 MHz to 928 MHz (different frequency bands)
Data Bus Width: 8 bit
Program Memory Size: 24 kB (some sources also mention 20kB Flash)
Data RAM Size: 1 kB
Sensitivity: -123dBm
Maximum Data Rate: 120kbps
Modulation or Protocol: UHF ASK/FSK
Current (Receive): 10mA
Data Interface: SPI
Antenna Connector: Not specifically mentioned

Power and Environmental Parameters
Voltage - Supply: 1.9 V ~ 3.6 V
Operating Temperature: -40°C ~ 105°C (note: some sources mention a minimum operating temperature of -50°C with a maximum of 80°C, which may be a limitation under specific conditions)

Other Features
Product Package: Compact and efficient, suitable for various application scenarios.

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In the rapidly evolving semiconductor industry, Shenzhen Chaosheng Electronics, as a leading chip sales service provider, is dedicated to offering our clients the highest quality chip products, the most professional technical support, and the most attentive service experience. We fully understand that selecting the right chip is crucial during your product development, production, and upgrading processes. Therefore, we have meticulously established a comprehensive service system, aiming to become your trusted partner.