ATSAMG55J19A-AU vs ATSAMG55J19A-MU Comparison
Detailed side-by-side comparison of ATSAMG55J19A-AU by Microchip Technology and ATSAMG55J19A-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
ATSAMG55J19A-AU - 120MHz Cortex-M4 MCU 512KB Flash | Microchip
ATSAMG55J19A-AU ✓ ActiveMicrochip Technology
ATSAMG55J19A-MU - Cortex-M4 MCU 120MHz 512KB Flash 64-QFN | Microchip
ATSAMG55J19A-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAMG55J19A-AU | ATSAMG55J19A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.99 | $5.42 |
| Core Architecture | ARM Cortex-M4 with FPU | — |
| Core Clock Speed (max) | 120 MHz | — |
| Instruction Set | 32-bit RISC + DSP extensions + FPU (single-precision) | — |
| Program Flash Memory | 512 KB (512K x 8) | — |
| SRAM (Total) | 160 KB | — |
| Backup SRAM with Retention | 16 KB (retained in deep sleep) | — |
| Supply Voltage (VDDIO/VDDCORE) | 1.62 V to 3.6 V | — |
| Operating Temperature | -40 C to +85 C (industrial) | -40C to +85C (Industrial) |
| Package | 64-LQFP (10x10 mm) | 64-pin QFN (7.5x7.5 mm) |
| Audio Interface | I2S with PDM/TDM and sample-rate converter | I2S / TDM (up to 2 instances) |
| USB | USB 2.0 Full-Speed device/host | — |
| ADC | 12-bit SAR | [DATA_NEEDED: ADC resolution and channel count] |
| Communication Peripherals | USART/UART, SPI, TWI (I2C), I2S, HS USB | — |
| External Bus Interface (EBI) | Yes (for SRAM/SDRAM/NOR Flash expansion) | — |
| Active Power Consumption | Down to 100 uA/MHz | — |
| Deep Sleep Current | Below 7 uA with SRAM retention | <7 uA with SRAM retention |
| Wake-up Time (deep sleep to first instruction) | Down to 3 us | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Lifecycle / New Design Recommendation | Active (new designs: consider ATSAMG55J19B Revision B) | — |
| Core Processor | — | ARM Cortex-M4F (with FPU) |
| Core Size | — | 32-Bit |
| Maximum CPU Speed | — | 120 MHz |
| Program Memory Size | — | 512 KB Flash |
| RAM Size | — | Up to 176 KB SRAM |
| Supply Voltage | — | 3.0 V to 3.6 V |
| USB Interface | — | USB 2.0 Full-Speed with on-chip PHY |
| Active Current (picoPower) | — | 100 uA/MHz |
| Wake-up Time | — | Down to 3 us from deep sleep |
| MSL Level | — | [DATA_NEEDED: MSL moisture sensitivity level] |