Overview
The AX8052F143-2-TB05 is an ultra-low power System-on-Chip (SoC) RF-microcontroller designed by onsemi. This device is optimized for wireless communication applications, particularly in the Internet of Things (IoT), automatic meter reading (AMR), security, building automation, and wireless networks. It features a QFN40 package and operates within a supply voltage range of 1.8 V to 3.6 V, with an operating temperature range of -40°C to 85°C.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Supply Voltage (VDD_IO) | 1.8 | 3.0 | 3.6 | V | |
| Operating Temperature (Tamb) | -40 | 27 | 85 | °C | |
| Current Consumption - CPU Active Mode | 150 μA/MHz | μA/MHz | |||
| Current Consumption - Sleep Mode (256 Byte RAM Retention) | 900 nA | nA | |||
| Current Consumption - Sleep Mode (4 kByte RAM Retention) | 1.5 μA | μA | |||
| Current Consumption - Sleep Mode (8 kByte RAM Retention) | 2.2 μA | μA | |||
| Current Consumption - Radio RX Mode (868 MHz) | 9.5 mA | mA | |||
| Current Consumption - Radio TX Mode (868 MHz, 0 dBm) | 7.5 mA | mA | |||
| Maximum Output Power (868 MHz) | 16 dBm | dBm | |||
| Receiver Sensitivity (868 MHz, FSK, 100 kbps) | -106 | dBm |
Key Features
- Ultra-low power consumption with various sleep modes and wake-up timers.
- Compatible with industry-standard 8052 instruction set.
- 64 kByte in-system programmable FLASH and 8.25 kByte SRAM.
- Multi-megabit/s AES encryption/decryption engine supporting AES-128, AES-192, and AES-256 with True Random Number Generator (TRNG).
- High-performance narrow-band RF transceiver with carrier frequencies from 27 to 1050 MHz and data rates from 0.1 kbps to 125 kbps.
- Optional Forward Error Correction (FEC) and high selectivity receiver with up to 47 dB adjacent channel rejection.
- Integrated power amplifier with programmable power levels and GFSK shaping.
- Ultra-fast settling RF frequency synthesizer and fully integrated RF frequency synthesizer with VCO auto-ranging and band-width boost modes.
- Advanced crystal oscillator with fast start-up and lowest power steady-state XTAL oscillator.
- Three 16-bit timers, two 16-bit wake-up timers, two input captures, and two output compares with PWM capability.
- 10-bit 500 ksample/s analog-to-digital converter, temperature sensor, and two analog comparators.
- Two UARTs, one general-purpose master/slave SPI, and a two-channel DMA controller.
Applications
- Internet of Things (IoT) devices.
- Automatic meter reading (AMR).
- Security applications.
- Building automation.
- Wireless networks.
- Messaging and paging systems.
- Compatible with various protocols such as Wireless M-Bus, POCSAG, FLEX, KNX, Sigfox, Z-Wave, and enocean.
Q & A
- What is the operating voltage range of the AX8052F143-2-TB05?
The operating voltage range is from 1.8 V to 3.6 V.
- What are the current consumption levels in different modes?
The current consumption varies: 150 μA/MHz in CPU active mode, 900 nA in sleep mode with 256 Byte RAM retention, 1.5 μA in sleep mode with 4 kByte RAM retention, and 2.2 μA in sleep mode with 8 kByte RAM retention.
- What are the receiver sensitivity levels for different data rates?
The receiver sensitivity levels range from -135 dBm at 0.1 kbps to -105 dBm at 125 kbps for 868 MHz, FSK modulation.
- What is the maximum output power of the transmitter?
The maximum output power is 16 dBm at 868 MHz, 433 MHz, and 169 MHz.
- Does the device support encryption?
Yes, it supports AES-128, AES-192, and AES-256 encryption with a True Random Number Generator (TRNG).
- What are the key features of the RF transceiver?
The RF transceiver supports carrier frequencies from 27 to 1050 MHz, data rates from 0.1 kbps to 125 kbps, and features optional FEC, high selectivity receiver, and integrated power amplifier.
- What types of timers and counters are available on the device?
The device includes three 16-bit timers, two 16-bit wake-up timers, two input captures, and two output compares with PWM capability.
- What is the purpose of the advanced crystal oscillator?
The advanced crystal oscillator provides fast start-up and lowest power steady-state XTAL oscillator for a wide range of crystals.
- What communication interfaces are supported?
The device supports two UARTs, one general-purpose master/slave SPI, and a two-channel DMA controller.
- What are some of the compatible protocols and standards?
The device is compatible with protocols such as Wireless M-Bus, POCSAG, FLEX, KNX, Sigfox, Z-Wave, and enocean, and complies with regulatory regimes like EN 300 220 V2.3.1 and FCC Part 15.247.
