ATSAMD20J18A-MU vs ATSAMD20J18A-AU Comparison
Detailed side-by-side comparison of ATSAMD20J18A-MU by Microchip Technology and ATSAMD20J18A-AU 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
ATSAMD20J18A-MU - SAM D20 Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD20J18A-MU ✓ ActiveMicrochip Technology
ATSAMD20J18A-AU - ARM Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD20J18A-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20J18A-MU | ATSAMD20J18A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.69 | $2.15 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (ARMv6-M, 32-bit) |
| Maximum CPU Frequency | 48 MHz | — |
| CoreMark/MHz | 2.14 | — |
| Program Flash Memory | 256 KB | — |
| SRAM | 32 KB | 32 KB |
| Supply Voltage (Vcc/Vdd) | 1.62 V to 3.6 V | — |
| ADC | 12-bit, up to 350 ksps | 12-bit, up to 200 ksps |
| DAC | 10-bit | 10-bit |
| Peripheral Touch Controller (PTC) | 256 channels | — |
| Serial Communication (SERCOM) | Up to 6 (configurable as USART/I2C/SPI) | — |
| I/O Pins | [DATA_NEEDED: I/O pin count for 64-QFN variant] | — |
| Operating Temperature | -40 C to +85 C (industrial) | — |
| Package | 64-pin QFN (9x9 mm) with exposed pad | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount (LQFP) |
| RoHS Status | Compliant | Compliant |
| RTC | 32-bit with calendar | — |
| Maximum Clock Frequency | — | 48 MHz |
| Flash Memory | — | 256 KB |
| Operating Voltage Range | — | 1.62 V to 3.6 V |
| Programmable I/O Pins | — | Up to 52 |
| SERCOM Interfaces | — | Up to 8 (UART/SPI/I2C/LIN configurable) |
| USB | — | Full-Speed USB 2.0 Device |
| Timer/Counters | — | Six 16-bit TC, one 24-bit TC, one 32-bit RTC |
| DMA Channels | — | 2 (with 12 channels) |
| Operating Temperature Range | — | -40 C to +85 C |
| MSL Level | — | 3 |