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Microchip 32 bit ARM Cortex M0+ SAM D21 Microcontroller 48 MHz 256kB FLASH 48-Pin TQFP ATSAMD21G18A-AU
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 7mm |
| Model | ATSAMD21G18A-AU |
| Width | 7mm |
| Mount Type | Surface |
| Series | SAM D21 |
| Maximum Operating Temperature | 85°C |
| Package Type | TQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 32kB |
| Pin Count | 48 |
| Automotive Standard | AEC-Q100 |
| Maximum Supply Voltage | 3.6V |
| Minimum Supply Voltage | 1.62V |
| Device Core | ARM Cortex M0+ |
| Program Memory Size | 256kB |
| Maximum Clock Frequency | 48MHz |
| Number of Programmable I/Os | 52 |
| Analogue Comparators | 2 |
| Number of Timers | 2 |
| Instruction Set Architecture | ARM |
| ADCs | 14 x 12 Bit |
| Program Memory Type | FLASH |
| DACs | 1 x 10 Bit |
Key Features
- This microcontroller operates at a maximum frequency of 48 MHz for efficient performance.
- Integrated 256kB ISP flash program memory with 32kB internal SRAM and 2kB EEPROM.
- Supplied in a 48-pin TQFP surface mount package suitable for embedded applications.
- Supports 52 programmable I/O lines for flexible interface options.
- Wide operating temperature range from -40°C to 85°C ensures durability in harsh environments.
- Includes one 10-bit DAC and two analog comparators for mixed-signal designs.
- Low voltage operation between 1.62V minimum and 3.6V maximum supply voltage.
- ARM Cortex M0+ core architecture delivering 32-bit processing capabilities.
Product Description
Microchip ATSAMD21G18A-AU is a 32-bit ARM Cortex M0+ microcontroller part of the SAM D21 series, housed in a 48-pin TQFP surface mount package. Operating at up to 48 MHz with 256kB ISP flash program memory, 32kB SRAM, and 2kB EEPROM, it offers robust performance suitable for a wide range of embedded applications.
Its 52 programmable I/O lines support versatile interfacing, while the integrated peripherals include a 10-bit DAC, two analog comparators, 14 channels of 12-bit ADCs, and multiple serial communication modules (SERCOM). The device operates over a supply voltage range of 1.62V to 3.6V and withstands environmental conditions from -40°C to 85°C, making it ideal for industrial, automotive, consumer electronics, and home automation use cases.
This microcontroller features power-saving modes including idle, ADC noise reduction, power-save, power-down, standby, and extended standby to optimize energy efficiency in battery-powered devices. Key functionalities also comprise a direct memory access controller (DMAC), multiple timers and counters, PWM channel, Inter-IC Sound (I2S) interface, and a watchdog timer enhancing control and reliability.
The compact 7mm x 7mm x 1.05mm package size facilitates easy integration in compact electronic assemblies. This microcontroller operates at a maximum frequency of 48 MHz for efficient performance. Integrated 256kB ISP flash program memory with 32kB internal SRAM and 2kB EEPROM.
Supplied in a 48-pin TQFP surface mount package suitable for embedded applications. Supports 52 programmable I/O lines for flexible interface options. Wide operating temperature range from -40°C to 85°C ensures durability in harsh environments.
Includes one 10-bit DAC and two analog comparators for mixed-signal designs. Low voltage operation between 1.62V minimum and 3.6V maximum supply voltage. ARM Cortex M0+ core architecture delivering 32-bit processing capabilities.
Equipped with 14 channels of 12-bit ADCs and multiple serial communication modules. Designed to meet automotive standard AEC-Q100 for reliability in automotive systems.
This microcontroller is ideal for industrial control, consumer electronics, metering, home automation, and automotive systems where efficient 32-bit processing with low power consumption is required. Available through EnvMart, explore a wide range of Microchip semiconductor products and Microcontrollers in this category.
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Frequently Asked Questions
The maximum operating frequency of this microcontroller is 48 MHz.
It has an integrated program memory size of 256kB ISP flash.
This microcontroller supports 52 programmable I/O lines for flexible interfacing.
The supply voltage range for this microcontroller is between 1.62V and 3.6V.
The dimensions of this microcontroller are 7mm x 7mm x 1.05mm.
It operates over a temperature range from -40°C to 85°C.
This model includes two analog comparators for mixed-signal designs.
It is supplied in a 48-pin TQFP surface mount package.
Yes, it is designed to meet the automotive standard AEC-Q100 for reliability in automotive systems.
It features a 10-bit DAC, two analog comparators, and 14 channels of 12-bit ADCs among other peripherals.
The microcontroller is based on the ARM Cortex M0+ core architecture, providing 32-bit processing capabilities.
This model is equipped with two timers for various timing applications.
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