ATSAML21J17B-MNT vs ATSAML21G18B-MNT Comparison
Detailed side-by-side comparison of ATSAML21J17B-MNT by Microchip Technology and ATSAML21G18B-MNT 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
ATSAML21J17B-MNT - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip
ATSAML21J17B-MNT ✓ ActiveMicrochip Technology
ATSAML21G18B-MNT - ARM Cortex-M0+ MCU 256KB Flash 48MHz | Microchip
ATSAML21G18B-MNT ✓ ActiveSpecification Comparison
| Parameter | ATSAML21J17B-MNT | ATSAML21G18B-MNT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.05 | $2.34 |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark / MHz | 2.46 | — |
| Flash Memory | 128 KB (128K x 8) | — |
| SRAM | 16 KB | — |
| Supply Voltage (VDD) | 1.6 V to 3.6 V | — |
| Active Mode Current | < 35 µA/MHz | Under 35 uA/MHz |
| Sleep Mode Current | 200 nA (typical) | 200 nA |
| Operating Temperature | -40°C to +85°C (industrial) | — |
| Package | 64-pin QFN (9 x 9 mm) with exposed pad | 48-QFN (7x7 mm) |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 20 channels |
| DAC Channels | Yes (peripherals present, exact channel count not in supplied data) | — |
| USB | Full-speed USB 2.0 with on-chip 3.3V regulator | — |
| Segment LCD Controller | Yes, integrated | — |
| Functional Safety (FuSa) | Yes (IEC 60730 / UL 60730 Class B support libraries) | — |
| Crypto / TRNG | AES + TRNG (peripherals present in family) | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Green / RoHS compliant (per Mouser listing) | Compliant |
| Carrier Type | Tape and Reel | — |
| Core Architecture | — | ARM Cortex-M0+ |
| Family | — | SAM L21 (Functional Safety, FuSa) |
| Data Bus Width | — | 32-bit |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory Size | — | 256 KB (256K x 8) Flash |
| RAM Size | — | 40 KB SRAM |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| Operating Temperature Range | — | -40C to +85C |
| Timer/Counters | — | Six 16-bit |
| DMA Channels | — | Yes |
| Communication Interfaces | — | Up to 6 SERCOM (UART/SPI/I2C configurable) |
| MSL Level | — | [DATA_NEEDED: MSL rating] |