ATSAML22J17A-MUT vs ATSAML21J17B-MUT Comparison
Detailed side-by-side comparison of ATSAML22J17A-MUT by Microchip Technology and ATSAML21J17B-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
ATSAML22J17A-MUT - ARM Cortex-M0+ MCU 128KB Flash 64-QFN | Microchip
ATSAML22J17A-MUT ✓ ActiveMicrochip Technology
ATSAML21J17B-MUT - 48MHz Cortex-M0+ 128KB MCU | Microchip
ATSAML21J17B-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAML22J17A-MUT | ATSAML21J17B-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.92 | $2.49 |
| 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 | — |
| Mounting Type | Surface Mount, Tape & Reel | Surface Mount (Tape & Reel) |
| 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 | — |
| RoHS Status | Compliant | Compliant |
| Green Compliance | Yes (lead-free, halogen-free per datasheet suffix MUT) | — |
| 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) |
| Functional Safety | — | FuSa features integrated |
| Security | — | Peripheral Access Control (PAC), TRNG |