ATSAMD21J16B-AU vs ATSAMD21J18A-AU Comparison
Detailed side-by-side comparison of ATSAMD21J16B-AU by Microchip Technology and ATSAMD21J18A-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
ATSAMD21J16B-AU - SAM D21 48MHz Cortex-M0+ MCU | Microchip
ATSAMD21J16B-AU β ActiveMicrochip Technology
ATSAMD21J18A-AU - ARM Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD21J18A-AU β ActiveSpecification Comparison
| Parameter | ATSAMD21J16B-AU | ATSAMD21J18A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.75 | $2.69 |
| Core | ARM Cortex-M0+ (M0+) | ARM Cortex-M0+ (32-bit) |
| CPU Architecture | 32-bit RISC | β |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) | β |
| Data Memory (SRAM) | 8 KB | β |
| Operating Voltage Range | 1.62 V to 3.63 V | β |
| Supply Voltage (nominal) | 3.3 V | β |
| Operating Temperature Range | -40 C to +85 C | -40C to +85C (industrial) |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| I/O Pins | 52 programmable | β |
| ADC | 12-bit, 8-channel, up to 350 ksps | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 1-channel | 2x 12-bit |
| USB | USB 2.0 Full-Speed with OTG | Full-Speed USB 2.0 Device & Host |
| SERCOM | 6 configurable (UART/SPI/I2C) | β |
| Timers | 16-bit TC, 8-bit TC, RTC | β |
| DMAC | 12-channel | β |
| Event System | 12-channel | β |
| External Interrupts (EIC) | 16 | β |
| Debug Interface | 2-pin Serial Wire Debug (SWD) | β |
| Mounting Type | Surface Mount | β |
| MSL Level | 3 (168 hours) | β |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | Yes |
| Functional Safety | FuSa capable | β |
| Active Current (typ.) | 70 uA/MHz | β |
| Family | β | SAM D21J |
| Flash Memory | β | 256 KB |
| SRAM | β | 32 KB |
| Supply Voltage Range | β | 1.62 V to 3.6 V |
| GPIO Count | β | 52 (maximum) |
| SERCOM Modules | β | 6 (configurable UART/SPI/I2C) |
| CoreMark/MHz | β | 2.46 |
| Carrier Type (suffix AU) | β | Tray |