ATTINY806-SF - 20MHz 8KB AVR MCU | Microchip Technology
MPN: ATTINY806-SF ✓ Hoạt độngATTINY806-SF Tóm tắt
A microcontroller is a programmable semiconductor that integrates a CPU, nonvolatile program memory, working memory, peripherals, and I/O in one device. The tinyAVR family occupies the compact low-power end of the AVR architecture hierarchy: tinyAVR 0-series microcontroller, 8-bit AVR processor, embedded controller, and semiconductor. This integration reduces component count in compact control systems while retaining event-driven peripherals and analog measurement capability.
The ATTINY806-SF provides 8 KB of Flash for firmware, 512 bytes of SRAM according to the manufacturer product page, and 128 bytes of EEPROM. Its listed interfaces include I2C, SPI, and UART/USART, while its analog subsystem includes a 12-channel, 10-bit ADC. The manufacturer identifies the family as supporting an Event System, SleepWalking, accurate analog features, and advanced peripherals, making it suitable for responsive embedded-control and sensor-interface designs.
The processor includes a hardware multiplier and can operate up to 20 MHz. Some distributor records identify a 16 MHz configuration for the ATTINY806-SF ordering code, so firmware clock settings and production documentation should be checked against the exact orderable part. Supply voltage is listed from 2.7 V to 5.5 V, allowing operation in 3.3 V and 5 V systems. The operating-temperature range is -40°C to 125°C.
Typical uses include industrial sensor nodes, compact motor and actuator controllers, building equipment, low-cost instrument panels, and battery-operated monitoring products. The combination of serial interfaces, event-driven peripherals, and a 10-bit ADC supports designs that periodically sample analog quantities, perform local control, and communicate with a host controller.
Designers should assign pins by consulting the 20-pin package drawing and verify peripheral multiplexing before finalizing the PCB. Firmware should enable the UPDI programming interface for production programming and avoid assuming that every ADC channel is available on every package pin. The -40°C to 125°C rating supports industrial environments, but system-level thermal, EMC, and brownout behavior must still be validated in the final enclosure.
This page combines manufacturer specifications, distributor records, package information, application guidance, and replacement considerations to support faster engineering evaluation. It also distinguishes verified device facts from ordering-code details that should be reconfirmed before a production release.
Bộ thay thế dễ dàng lắp đặt cho ATTINY806-SF — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Không có bộ thay thế dễ dàng lắp đặt sẵn có cho sản phẩm này.
Yêu cầu các bộ thay thếATTINY806-SF Tỷ lệ tối đa & tính chất điện
| Product Type | 8-bit tinyAVR 0-series functional-safety microcontroller |
| Processor Core | AVR 8-bit processor with hardware multiplier |
| Maximum CPU Frequency | 20 MHz |
| Listed ATTINY806-SF Frequency | 16 MHz |
| Program Memory | 8 KB Flash (8K x 8) |
| SRAM | 512 bytes |
| EEPROM | 128 bytes |
| Number of I/O | 18 |
| ADC Resolution | 10-bit |
| ADC Channels | 12 channels |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Nhiệt độ hoạt động | -40°C to 125°C (TA) |
| Hộp | 20-SOIC |
| Package Width | 7.50 mm |
| Interfaces | I2C, SPI, UART/USART |
| Programming Interface | UPDI |
| Peripheral Features | Event System, SleepWalking, accurate analog features, advanced peripherals |
| Trạng thái RoHS | Compliant |
Hướng dẫn cấu hình chân ATTINY806-SF 7.50 mm
Cấu hình chân cho ATTINY806-SF (7.50 mm gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho ATTINY806-SF.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
ATTINY806-SF phù hợp cho 6 Áp dụngs: Industrial Sensor Interface, Compact Motor and Actuator Control, Building Equipment Controller, Battery-Operated Monitoring Device, Programmable Logic Controller, Communication Hub and Serial Interface.
Industrial Sensor Interface
The ATTINY806-SF fits industrial sensor nodes that must acquire analog measurements and exchange data with a local controller. Its 12-channel, 10-bit ADC supports inputs such as pressure, level, temperature, and resistive sensors, while I2C and SPI accommodate common digital sensors. The 2.7 V to 5.5 V supply range permits operation from either 3.3 V or 5 V rails, and the -40°C to 125°C specification suits many industrial environments. Use the Event System for deterministic peripheral sequencing and inspect channel multiplexing in the package drawing. Firmware should average or filter ADC readings and include sensor-specific calibration rather than treating converter resolution as total measurement accuracy.
Được đề xuất
Compact Motor and Actuator Control
ATTINY806-SF is useful in compact actuator controllers where an 8-bit processor must combine timing, analog feedback, and serial diagnostics. Its 18 I/O pins can support digital control signals, limit detection, and communications, while the hardware-multiplier AVR core runs up to 20 MHz for responsive control loops. The 12-channel, 10-bit ADC can monitor position, current, or temperature feedback when the external sensor supports the available voltage range. UART/USART provides a diagnostics link, and SleepWalking can reduce processing activity during idle intervals. Validate timing margins, output drive capability, protection against inductive transients, and thermal behavior in the final actuator enclosure.
Được đề xuất
Building Equipment Controller
The ATTINY806-SF can serve as the local controller in building equipment such as environmental monitors, small actuators, and panel interfaces. Its 18 available I/O lines support switches, status indicators, alarm outputs, and expansion devices, while I2C is suitable for sensors and EEPROM data storage. SPI can connect to higher-speed peripherals, and UART/USART can report operating data to a room controller. The -40°C to 125°C operating range covers many indoor and industrial locations, while operation from 2.7 V to 5.5 V eases integration with common building electronics. Firmware should include watchdog recovery, debounced inputs, and brownout-aware state handling to remain reliable through power interruptions.
Được đề xuất
Battery-Operated Monitoring Device
ATTINY806-SF is appropriate for low-duty-cycle monitoring products that periodically inspect an analog input and report through a serial link. Its 8 KB Flash provides space for compact application firmware, 512 bytes SRAM supports working state, and the 128-byte EEPROM can retain configuration or counters. SleepWalking and the family low-power architecture are useful when the controller must react to selected events without running continuously. The 10-bit ADC supports moderate-resolution measurements, although precision sensors may require an external converter. Calculate average battery current from the exact sleep and active states, use the UPDI interface for production programming, and verify regulator quiescent current because it may dominate a long-duty-cycle installation.
Được đề xuất
Programmable Logic Controller
ATTINY806-SF can implement compact programmable logic for equipment where a larger MCU would be unnecessary. Eighteen I/O lines support digital inputs and outputs, the Event System can coordinate peripheral events without excessive polling, and the 10-bit ADC adds analog supervision where required. I2C and SPI allow expansion modules to be attached, while UART/USART can provide a commissioning or service channel. The 20-pin SOIC package offers a practical footprint for small controller boards, but designers must verify whether selected timer outputs, ADC inputs, and communication functions can all be assigned simultaneously. Prototype the interrupt latency and worst-case timing under realistic bus traffic before using it in safety-relevant control paths.
Được đề xuất
Communication Hub and Serial Interface
ATTINY806-SF works as a protocol-conversion or interface hub when a board must bridge I2C, SPI, and UART/USART devices. Its hardware-multiplier AVR core handles protocol processing at up to 20 MHz, while 8 KB Flash accommodates compact firmware and 128 bytes EEPROM can hold limited configuration data. The 12-channel ADC may also monitor supply or system conditions, providing an early warning beyond pure communications. Use the manufacturer pin and peripheral-mux tables to avoid assigning a serial function to a pin already required by another interface. At higher bus rates, validate rise time, pull-up values, capacitance, and timing margins on the assembled PCB rather than relying only on nominal clock capability.
Được đề xuất
Dữ liệu tham khảo kỹ thuật cho ATTINY806-SF — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
Ghi chú thiết kế
Route the UPDI programming interface and reset circuitry according to the manufacturer package drawing, then place the supporting components close to their associated pins. Keep analog inputs away from switching nodes and high-current return paths. Because several 20-pin devices can multiplex timer, communication, and ADC functions, create a pin-assignment table from the datasheet before placing parts in the schematic or committing the PCB layout.
Design the supply network for the complete 2.7 V to 5.5 V operating range and verify brownout behavior during startup, rapid load changes, and supply interruptions. Place local decoupling at the device power pins with a low-impedance return path, and account for regulator quiescent current in battery-powered designs. Use the datasheet operating-current tables to calculate average consumption from the selected clock, active peripherals, and SleepWalking configuration.
Do not treat the 8-bit, 10-bit ADC specification as complete measurement accuracy; include sensor tolerance, reference error, sampling time, noise filtering, and calibration in the error budget. Likewise, confirm whether the selected ordering code is identified as 16 MHz or supports the family's 20 MHz maximum before setting clock fuses or writing timing-dependent firmware.
Keep the 20-pin SOIC footprint mechanical and pad definitions consistent with the exact package drawing, and check pin-1 orientation against the board silkscreen before assembly. Maintain adequate copper and thermal pathways around the device, especially if the enclosure is sealed. For communication or ADC accuracy, use a continuous ground reference, minimize loop area, and validate the finished board with the intended clock, cable, and sensor loads.
Thông tin tuân thủ
RoHS compliance is identified for the ATTINY806-SFR related ordering code. The ATTINY806-SF-specific ordering and packaging records should be reviewed for lead-free and halogen-free declarations. AEC-Q100 is not applicable because the exact device is identified as a functional-safety microcontroller rather than an explicitly automotive-qualified ordering code.