ATSAMC21J16A-ANT vs ATSAMC20N18A-ANT Comparison
Detailed side-by-side comparison of ATSAMC21J16A-ANT by Microchip Technology and ATSAMC20N18A-ANT 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
ATSAMC21J16A-ANT - 48MHz Cortex-M0+ 64KB Flash 5V MCU | Microchip
ATSAMC21J16A-ANT ✓ ActiveMicrochip Technology
ATSAMC20N18A-ANT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMC20N18A-ANT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC21J16A-ANT | ATSAMC20N18A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.31 | $4.10 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum Clock Frequency | 48 MHz | — |
| Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | 32 KB |
| Supply Voltage (VDDIN) | 2.7 V to 5.5 V | — |
| I/O Voltage (VDDIO) | 1.62 V to 5.5 V (independent of VDDIN) | — |
| Operating Temperature | -40 °C to +105 °C (industrial) | — |
| Package | 64-pin TQFP (10x10 mm, 0.5 mm pitch) | 100-pin TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 1 Msps, [DATA_NEEDED: channel count from datasheet] | 12-bit |
| DAC | 12-bit, 2 channels (per family datasheet) | — |
| CAN-FD | 1 controller | — |
| SERCOM | 6 configurable (UART/SPI/I2C) | — |
| PTC (Touch Controller) | Yes | — |
| DMA | 4 channels | — |
| MPU | Yes | — |
| Functional Safety (FuSa) | Supported | — |
| RoHS Status | Compliant (Green, Pb-free) | Compliant (Green, lead-free) |
| MSL Level | [DATA_NEEDED: MSL level from datasheet] | — |
| Ordering Code Suffix | -ANT = 64-TQFP, T&R | — |
| Maximum CPU Clock | — | 48 MHz |
| Program Flash Memory | — | 256 KB (256K x 8) |
| EEPROM Emulation Region (separate Flash) | — | 8 KB |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Operating Temperature Range | — | -40 C to +105 C |
| GPIO Count | — | 84 |
| I/O Tolerance | — | 5V tolerant |
| Hardware Multiplier | — | Single-cycle 32-bit |
| Memory Protection Unit (MPU) | — | Yes |
| Micro Trace Buffer | — | Yes |
| Communication Interfaces | — | SERCOM (configurable USART/SPI/I2C) |
| Packing Media | — | Tape and Reel (1000) |