ATSAMC21E16A-AUT vs ATSAMC20G16A-AUT Comparison
Detailed side-by-side comparison of ATSAMC21E16A-AUT by Microchip Technology and ATSAMC20G16A-AUT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMC21E16A-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC21E16A-AUT β ActiveMicrochip Technology
ATSAMC20G16A-AUT - 48MHz ARM Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20G16A-AUT β ActiveSpecification Comparison
| Parameter | ATSAMC21E16A-AUT | ATSAMC20G16A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.78 | $2.65 |
| Core | ARM Cortex-M0+ (32-bit) | β |
| Maximum CPU Frequency | 48 MHz | β |
| Program Memory (Flash) | 64 KB | β |
| SRAM | 8 KB | 8 KB |
| Auxiliary Flash (EEPROM emulation) | 2 KB | β |
| Supply Voltage Range | 2.7 V to 5.5 V | β |
| I/O Tolerance | 5 V tolerant | β |
| Number of I/O Pins | 26 | β |
| Package | 32-pin TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (automotive grade) |
| ADC | 12-bit, up to 10 channels | 12-bit, up to 1 MSPS, up to 12 channels |
| Communication Peripherals | CAN-FD, USB 2.0 FS, 6x SERCOM (UART/SPI/I2C) | β |
| Timers | 16-bit TCC, TC, and RTC | β |
| Hardware Multiplier | Single-cycle (32-bit result) | β |
| Memory Protection Unit (MPU) | Yes | β |
| Mounting Type | Surface Mount | Surface Mount (Tape & Reel) |
| MSL Level | 3 | β |
| RoHS Status | Compliant (per Microchip product page) | Compliant (Green) |
| Core Architecture | β | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | β | 48 MHz |
| Flash Memory | β | 64 KB |
| Operating Voltage | β | 2.7 V to 5.5 V |
| SERCOM Modules | β | 6 (configurable UART/SPI/I2C) |
| CAN-FD Controller | β | 1 (up to 5 Mbit/s with FD) |
| DAC | β | 10-bit, 300 kSPS, 1 channel |
| Peripheral Touch Controller (PTC) | β | Yes |
| Timers/Counters | β | TC (6), TCC (3), RTC (1) |
| GPIO Count | β | 38 |