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Microchip 8 bit AVR ATTINY402 Microcontroller 20 MHz 4kB FLASH 8-Pin SOIC ATTINY402
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.5mm |
| Length | 5.05mm |
| Model | ATTINY402 |
| Width | 3.99mm |
| Mount Type | Surface |
| Series | ATTINY402 |
| Maximum Operating Temperature | 105°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -40°C |
| Ram size | 256bit |
| Standards/Approvals | RoHS |
| Pin Count | 8 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1.8V |
| Device Core | AVR |
| Program Memory Size | 4kB |
| Maximum Clock Frequency | 20MHz |
| Number of Programmable I/Os | 6 |
| Analogue Comparators | 1 |
| Number of Timers | 2 |
| Instruction Set Architecture | RISC |
| ADCs | 6 x 10 Bit |
| Program Memory Type | FLASH |
| Operation Voltage | 1.8V - 5.5V |
Key Features
- Features an 8-bit AVR RISC CPU with hardware multiplier for efficient computing.
- Operates at voltages ranging from 1.8V up to 5.5V.
- Equipped with 256 bits of SRAM and 128 bytes of EEPROM for data storage.
- Includes 6 programmable I/O pins and supports single-pin UPDI programming interface.
- Built with ultra-low power architecture featuring three sleep modes to conserve energy.
- Incorporates 6-channel 10-bit ADC with voltage reference and 1 analogue comparator.
- Provides 2x 16-bit timers with watchdog timer for precise timing and reset functions.
- Meets RoHS standards ensuring environmental compliance and safety.
Product Description
Microchip ATTINY402 is a high-performance 8-bit AVR microcontroller designed with an integrated hardware multiplier, capable of clock speeds up to 20 MHz. This microcontroller features 4kB of FLASH memory, 256 bits of SRAM, and 128 bytes of EEPROM, packed in a compact 8-Pin SOIC surface-mount package. It operates over a wide voltage range from 1.8V to 5.5V, making it highly versatile for diverse electronic designs.
Its advanced architecture includes ultra-low power operational modes such as Idle, Standby, and Power Down to extend battery life in embedded systems. The device contains six programmable I/O pins with single-pin UPDI programming interface, supporting ease of use in development and deployment.
The ATTINY402 supports precise analog input with six 10-bit ADC channels and an analogue comparator. Timing is managed using two 16-bit timers and watchdog timer capabilities, providing robust control for time-critical applications.
With its compact physical dimensions (5.05 mm length, 3.99 mm width, 1.5 mm height), this microcontroller is fit for dense PCB layouts in industrial, automotive, and consumer electronics. It complies fully with RoHS directives, ensuring environmentally responsible manufacturing.
The operating temperature range from -40°C to 105°C ensures reliable performance in harsh environments, ideal for industrial automation, control systems, sensor interfaces, and embedded product development.
8-bit AVR RISC CPU with hardware multiplier enables efficient processing. Multi-mode low power operation conserves energy in embedded systems. High-resolution 10-bit ADC and analogue comparator support sensor interfacing.
Robust timer peripherals enable precise control and timing functions. Surface-mount 8-pin SOIC package facilitates compact device integration. Wide operating voltage and temperature ranges suit diverse application needs.
RoHS compliant design ensures environmental safety and regulatory adherence. Single-pin UPDI programming simplifies programming and debugging tasks. Suitable for industrial, automotive, laboratory, and embedded electronics applications.
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Frequently Asked Questions
The maximum clock frequency of the ATTINY402 is 20 MHz.
This model operates within a voltage range of 1.8V to 5.5V.
It features 4kB of FLASH memory for program storage.
The dimensions of this unit are 5.05 mm in length, 3.99 mm in width, and 1.5 mm in height.
This model includes six programmable I/O pins.
It supports six 10-bit ADC channels for analog input.
The operating temperature range is from -40°C to 105°C.
It comes in an 8-Pin SOIC surface-mount package.
Yes, it meets RoHS standards for environmental compliance.
It includes two 16-bit timers and a watchdog timer for precise timing functions.
The microcontroller has 256 bits of SRAM for data storage.
It supports a single-pin UPDI programming interface for ease of use.
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