ATSAMD21J16B-MU vs ATSAMD21J18A-CUT Comparison
Detailed side-by-side comparison of ATSAMD21J16B-MU by Microchip Technology and ATSAMD21J18A-CUT 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
ATSAMD21J16B-MU - 64KB Flash Cortex-M0+ MCU | Microchip 64-QFN
ATSAMD21J16B-MU ✓ ActiveMicrochip Technology
ATSAMD21J18A-CUT - 256KB Flash Cortex-M0+ MCU 64-BGA | Microchip
ATSAMD21J18A-CUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21J16B-MU | ATSAMD21J18A-CUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.18 | $3.02 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 CoreMark/MHz | — |
| Flash Memory | 64 KB | 256 KB |
| SRAM | 8 KB | 32 KB |
| Package | 64-QFN (9x9 mm) with EPAD | 64-ball UFBGA |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (CUT grade) |
| USB | USB 2.0 Full-Speed Device + Host | USB 2.0 Full-Speed Device with on-chip transceiver |
| ADC | 12-bit, up to 1 MSPS, 20 channels | 12-bit, up to 350 ksps |
| SERCOM | 6 configurable serial interfaces | — |
| DMAC Channels | 12 | — |
| Event System Channels | 12 | — |
| Timer/Counters (TC) | Multiple 16-bit and 8-bit TC | — |
| GPIO (max) | 52 | — |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| Low-Power Modes | Idle, Standby, Backup, SleepWalking peripherals | — |
| RoHS Status | Compliant (Green) | Compliant |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Performance | — | 2.46 CoreMark/MHz |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| GPIO Count | — | Up to 48 |
| DAC | — | 10-bit |
| SERCOM Channels | — | 6 (configurable as UART/SPI/I2C) |
| DMA Channels | — | 6 |
| I2S Channels | — | 2 |
| Peripheral Touch Controller | — | Yes (buttons, sliders, wheels) |
| Event System | — | Yes |