ATSAME51N19A-AU-EFP vs ATSAME51N20A-AU-EFP Comparison

Detailed side-by-side comparison of ATSAME51N19A-AU-EFP by Microchip Technology and ATSAME51N20A-AU-EFP 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
ATSAME51N19A-AU-EFP ATSAME51N19A-AU-EFP - SAM E51 120MHz M4F MCU, 512KB | Microchip

ATSAME51N19A-AU-EFP - SAM E51 120MHz M4F MCU, 512KB | Microchip

ATSAME51N19A-AU-EFP βœ“ Active
Microchip Technology
ATSAME51N20A-AU-EFP ATSAME51N20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip

ATSAME51N20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip

ATSAME51N20A-AU-EFP βœ“ Active

Specification Comparison

Parameter ATSAME51N19A-AU-EFP ATSAME51N20A-AU-EFP
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $7.35 $8.10
Core ARM Cortex-M4F with FPU ARM Cortex-M4F (with FPU)
Core Count 1 (Single-Core) β€”
Maximum Clock Frequency 120 MHz β€”
Program Memory 512 KB Flash (dual-panel) β€”
RAM 192 KB total SRAM (100 KB + QSPI/XIP cache areas) β€”
Operating Voltage Range 1.62 V to 3.63 V β€”
Operating Temperature Range -40 C to +85 C (industrial) β€”
Package 100-pin TQFP (14x14 mm) 100-pin TQFP (14x14 mm)
Mounting Type Surface Mount Surface Mount
Instruction Flash Layout Dual-Panel Flash with Live Update (EFP suffix variant) β€”
Communication Interfaces USB 2.0 FS, CAN-FD, I2C, SPI, UART, QSPI, I2S SERCOM (UART/SPI/I2C), I2S, RS-485
ADC 12-bit, up to 16 channels 12-bit, up to 1 Msps
DAC 12-bit, 2 channels 12-bit
Security AES, SHA, TRNG (EFP variant) β€”
MSL Level MSL3 (per JEDEC J-STD-020, 168-hour floor life) β€”
RoHS Status Compliant Compliant
Lifecycle Active β€”
Core Architecture β€” ARM 32-bit
Maximum CPU Clock β€” 120 MHz
Program Memory (Flash) β€” 1 MB (1M x 8)
SRAM β€” 256 KB
Flash Type β€” Dual-Panel Flash with ECC
Operating Voltage (VDDIO) β€” 3.3 V
Operating Temperature β€” -40C to +85C
USB Interface β€” Full-Speed USB 2.0 with embedded PHY
CAN Interface β€” 2x CAN-FD controllers
Timers/PWM β€” 16-bit TCC (Timer/Counter for Control)
Debug Interface β€” SWD (Serial Wire Debug)
Series β€” SAM E51 / SAM E53 family
Suffix Designation β€” EFP = Extended Flash Performance silicon revision

Datasheets & Resources

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