ATSAME51G19A-MU vs ATSAME51G18A-MU Comparison
Detailed side-by-side comparison of ATSAME51G19A-MU by Microchip Technology and ATSAME51G18A-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
ATSAME51G19A-MU - 120MHz ARM Cortex-M4F MCU, 512KB Flash | Microchip
ATSAME51G19A-MU ✓ ActiveMicrochip Technology
ATSAME51G18A-MU - 120MHz Cortex-M4F MCU 256KB Flash | Microchip
ATSAME51G18A-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAME51G19A-MU | ATSAME51G18A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M4F with FPU and DSP extensions | — |
| Maximum Clock Frequency | 120 MHz | 120 MHz |
| Program Memory (Flash) | 512 KB | 256 KB dual-panel with ECC |
| SRAM | 192 KB | 128 KB with ECC |
| Instruction Cache | 16 KB | — |
| Package | 48-pin VQFN (7x7 mm) | 48-QFN (7x7 mm) |
| Operating Voltage Range | 1.62 V to 3.6 V | — |
| Operating Temperature Range | -40 C to +85 C (Industrial) | — |
| ADC | 12-bit, up to 1 Msps, 16 channels | 12-bit, up to 16 channels |
| DAC | 12-bit, up to 500 ksps | 12-bit, 2 channels |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed Device/Host |
| CAN | CAN-FD | CAN-FD |
| SERCOM Peripherals | 8 configurable (UART/SPI/I2C) | — |
| DMA Channels | 8 | — |
| Cryptography | AES, TRNG, secure boot (TrustZone-M-lite) | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | MSL3 |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4F with FPU |
| Operating Temperature | — | -40C to +85C (industrial) |
| Supply Voltage | — | 1.71 V to 3.6 V |
| SERCOM | — | 6 channels (UART/SPI/I2C configurable) |
| Crypto Acceleration | — | AES, True Random Number Generator |
| I/O Pins | — | 37 |
| Packaging Format | — | Tray |