ATSAM4S8CA-CFUR vs ATSAM4S8CA-AU Comparison
Detailed side-by-side comparison of ATSAM4S8CA-CFUR by Microchip Technology and ATSAM4S8CA-AU 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
ATSAM4S8CA-CFUR - SAM4S Cortex-M4 512KB Flash MCU | Microchip
ATSAM4S8CA-CFUR ✓ ActiveMicrochip Technology
ATSAM4S8CA-AU - ARM Cortex-M4 120MHz 512KB Flash MCU | Microchip
ATSAM4S8CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S8CA-CFUR | ATSAM4S8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | ARM Cortex-M4 | — |
| Core Features | FPU + DSP extensions, single-precision floating point | DSP, FPU (single precision), Thumb-2 instruction set, MPU |
| Maximum CPU Clock | 120 MHz | — |
| Program Memory (Flash) | 512 KB (512K x 8) | 512 KB (512K x 8) |
| SRAM | 128 KB | 128 KB |
| Operating Voltage (VDD) | 1.62 V to 3.6 V | — |
| Core Voltage Domains | 1.2 V and 3.3 V | — |
| Package | 100-ball VFBGA (7x7 mm) | 100-pin LQFP (14x14 mm) |
| Operating Temperature Range | -40 C to +85 C (industrial) | — |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 1 x 12-bit ADC, up to 16 channels | 12-bit, up to 1 MSPS |
| USB | USB 2.0 Full-Speed device/host | Full-Speed USB Device with on-chip transceiver |
| Communication Peripherals | Up to 5x USART, 3x SPI, 4x TWI (I2C) | — |
| Crypto / Security | AES hardware accelerator, TRNG | — |
| DMA | Peripheral DMA Controller (PDC), 8 channels | — |
| Timer/Counter | TC channels for capture/compare/PWM | — |
| MSL Level | MSL3 | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Core | — | ARM Cortex-M4 |
| Instruction Cache | — | 2 KB |
| Maximum Clock Speed | — | 120 MHz |
| Performance | — | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Supply Voltage (VDDIO/VDDCORE) | — | 1.62 V to 3.6 V |
| Backup Supply (VDDBU) | — | 1.62 V to 3.6 V |
| Operating Temperature | — | -40C to +85C (industrial) |
| Lead-Free / Halogen-Free | — | Yes (per Microchip product page) |