ATSAML21J17B-MUT vs ATSAML22J17A-MUT Comparison
Detailed side-by-side comparison of ATSAML21J17B-MUT by Microchip Technology and ATSAML22J17A-MUT 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-MUT - 48MHz Cortex-M0+ 128KB MCU | Microchip
ATSAML21J17B-MUT ✓ ActiveMicrochip Technology
ATSAML22J17A-MUT - ARM Cortex-M0+ MCU 128KB Flash 64-QFN | Microchip
ATSAML22J17A-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAML21J17B-MUT | ATSAML22J17A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.49 | $2.92 |
| Core | ARM Cortex-M0+ (32-bit, ARMv6-M) | — |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark Score | 2.46 CoreMark/MHz | — |
| Flash Memory | 128 KB | — |
| SRAM | 16 KB (128 KB variant per DigiKey/Mouser inconsistency noted) | — |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | — |
| Active Current | < 35 uA/MHz | — |
| Sleep Current | 200 nA | — |
| Package | 64-pin QFN (9x9 mm) with exposed pad | — |
| ADC | 12-bit, up to 1 Msps | — |
| Analog Comparators | 2 | — |
| SERCOM Channels | 6 (configurable UART/SPI/I2C) | — |
| RTC | 32-bit RTC with calendar | — |
| Operating Temperature | -40C to +85C (industrial) | — |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount, Tape & Reel |
| RoHS Status | Compliant | Compliant |
| Functional Safety | FuSa features integrated | — |
| Security | Peripheral Access Control (PAC), TRNG | — |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| Maximum CPU Frequency | — | 32 MHz |
| Program Memory Type | — | Flash |
| Program Memory Size | — | 128 KB (128K x 8) |
| EEPROM Size | — | 8 KB (RWWEE) |
| RAM Size | — | [DATA_NEEDED: RAM size] |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| Active Current Consumption | — | 39 uA/MHz (CoreMark) |
| Ultra-Low-Power Backup Mode | — | 490 nA (RTC running) |
| Operating Temperature Range | — | -40C to +85C |
| Package / Case | — | 64-QFN (9x9 mm) with exposed pad |
| Number of I/O Pins | — | [DATA_NEEDED: I/O count] |
| Connectivity | — | I2C, SPI, UART, USB 2.0 Full-Speed Device |
| Peripherals | — | SLCD controller, 12-bit ADC, RTC, multiple SERCOM |
| Green Compliance | — | Yes (lead-free, halogen-free per datasheet suffix MUT) |