ATSAMR21G18A-MUT vs ATSAMD21G18A-MU Comparison
Detailed side-by-side comparison of ATSAMR21G18A-MUT by Microchip Technology and ATSAMD21G18A-MU 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
ATSAMR21G18A-MUT - 2.4GHz 802.15.4 SoC MCU | Microchip
ATSAMR21G18A-MUT ✓ ActiveMicrochip Technology
ATSAMD21G18A-MU - 256KB Flash Cortex-M0+ MCU, 48MHz | Microchip
ATSAMD21G18A-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAMR21G18A-MUT | ATSAMD21G18A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | RF Transceivers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.46 | $3.15 |
| Product Type | Wireless MCU + 2.4 GHz Transceiver (SoC) | — |
| Core | ARM Cortex-M0+ 32-bit | — |
| Maximum CPU Frequency | 48 MHz | — |
| CoreMark/MHz | 2.46 | — |
| Flash Memory | 256 KB | 256 KB |
| SRAM | 32 KB | 32 KB |
| RF Standard | IEEE 802.15.4 / ZigBee / Proprietary 2.4 GHz | — |
| RF Frequency Band | 2.400 GHz to 2.4835 GHz | — |
| RF Link Budget | 103 dBm | — |
| Air Data Rate | 250 kbps to 2 Mbps (chip-rate dependent) | — |
| Modulation | O-QPSK / DSSS (IEEE 802.15.4) | — |
| Supply Voltage | 2.5 V to 3.3 V | 1.62 V to 3.6 V |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C (industrial) |
| Package | 48-pin VFQFN Exposed Pad (6x6 mm) | 48-pin QFN (7x7 mm) |
| AES Engine | 128-bit hardware | — |
| MAC Symbol Counter | 32-bit hardware | — |
| Mounting Type | Surface Mount (Tape & Reel) | — |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant (Green) |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Family | — | SAM D21 (FuSa / IEC 60730 Class B) |
| Max CPU Frequency | — | 48 MHz |
| USB | — | USB 2.0 Full-Speed Device with on-chip transceiver |
| ADC | — | 12-bit, up to 350 ksps, up to 20 channels |
| DAC | — | 10-bit, 350 ksps |
| SERCOM Modules | — | 6 (each configurable as USART / I2C / SPI / LIN) |
| Timers/Counters | — | TC (8-bit / 16-bit), TCC (16-bit PWM) |
| RTC | — | 32-bit RTC with calendar |
| GPIOs | — | 38 |
| DMA Channels | — | 12 |
| Event System Channels | — | 12 |
| Touch Peripheral | — | PTC (Peripheral Touch Controller) |