نظرة عامة على المنتج
The ATSAM4C32CA-AU is a Microchip (Atmel) SAM4C series 32-bit ARM Cortex-M4 dual-core microcontroller designed for smart metering and security-critical applications. Featuring 512 KB Flash, 128 KB SRAM, hardware cryptography, and tamper detection, it integrates two independent ARM Cortex-M4 cores in a 100-pin LQFP package.
المواصفات الرئيسية
| CPU Core | Dual ARM Cortex-M4 (CPU0 + CPU1) |
| Max Frequency | 120 MHz per core |
| Flash Memory | 512 KB (dual-bank) |
| SRAM | 128 KB |
| Security | AES/DES/T-SHA, PKA, Secure Boot |
| Peripherals | UART, SPI, I2C, ADC, DAC, Timer |
| Tamper Detection | Active and passive tamper inputs |
| Operating Voltage | 1.08V-1.32V (core), 1.62V-3.6V (I/O) |
| درجة حرارة التشغيل | -40°C to +85°C |
| الحزمة | 100-LQFP (14 x 14 mm) |
الميزات
- Dual-core Cortex-M4 architecture with CPU0 for application and CPU1 for metrology/security
- Hardware cryptographic engine supporting AES-128/192/256, DES, T-DES, SHA-1/256, and RSA ECC via PKA
- Secure boot with RSA signature verification for firmware authentication
- Active and passive tamper detection circuits for physical attack protection
- Dual-bank Flash with read-while-write capability
- Metrology-grade 24-bit Sigma-Delta ADC for precision measurement
التطبيقات
- Smart electricity meter (class 0.1-0.5 accuracy)
- Smart gas and water metering systems
- Secure industrial data acquisition terminals
- Payment terminal and point-of-sale controllers
- Energy management and sub-metering systems