ATSAMD51P20A-CTUT vs ATSAMD51P19A-CTUT Comparison
Detailed side-by-side comparison of ATSAMD51P20A-CTUT by Microchip Technology and ATSAMD51P19A-CTUT 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
ATSAMD51P20A-CTUT - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAMD51P20A-CTUT ✓ ActiveMicrochip Technology
ATSAMD51P19A-CTUT - 120MHz Cortex-M4F MCU, 512KB Flash, 120-TFBGA | Microchip
ATSAMD51P19A-CTUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51P20A-CTUT | ATSAMD51P19A-CTUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $10.45 | $5.55 |
| Core Architecture | ARM Cortex-M4F with FPU and DSP extensions | ARM Cortex-M4F (32-bit, with FPU and DSP) |
| Maximum CPU Clock | 120 MHz | — |
| Program Memory (Flash) | 1 MB (Dual-Panel with ECC) | — |
| SRAM | 256 KB (with ECC) | [DATA_NEEDED: SRAM size, vendor lists 192 KB across same family] |
| Operating Voltage Range | 1.71 V to 3.63 V | — |
| ADC | 12-bit, up to 1 Msps, up to 16 channels | 12-bit, up to 1 MSPS, up to 16 channels |
| DAC | Two 12-bit DAC outputs | 12-bit, 1 MSPS, up to 2 channels |
| USB | USB 2.0 Full-Speed Device/Host/OTG | USB 2.0 Full-Speed device/host, with integrated PHY |
| Communication Interfaces | SERCOM (UART/SPI/I2C), QSPI, I2S, CAN-FD | — |
| Package | 120-ball TFBGA (8x8 mm) | 120-ball TFBGA, 8x8 mm, 0.4 mm pitch |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| Mounting Type | Surface Mount (BGA) | Surface Mount (TFBGA) |
| MSL Level | 3 | [DATA_NEEDED: MSL] |
| RoHS Status | Compliant | Compliant |
| Cryptographic Acceleration | AES, SHA, Public Key Crypto Controller (PUKCC), TRNG | — |
| Supply Current (active) | [DATA_NEEDED: supply current active] | — |
| Sleep Current | [DATA_NEEDED: sleep current] | — |
| DMA Channels | [DATA_NEEDED: DMA channels] | [DATA_NEEDED: DMA channel count] |
| Maximum Clock Frequency | — | 120 MHz |
| Flash Memory | — | 512 KB (dual-panel, with ECC) |
| Operating Voltage (VDDIN) | — | 1.71 V to 3.63 V |
| I/O Voltage | — | 1.71 V to 3.63 V |
| GPIO Count | — | Up to 90 |
| Communication Peripherals | — | 6x SERCOM (UART/SPI/I2C), 2x I2S, 1x CAN-FD |
| Timers | — | 16-bit TC x9, 32-bit TCC x2, RTC with calendar |
| External Bus Interface | — | SDR QSPI / SMPS interface, SD/MMC host |
| Crypto / Integrity | — | Flash ECC, tamper detector, TrustZone-M not present on D51 |