Microchip Technology ATSAM4SA16CA-CFU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.66 | $8.66 |
| 15+ | $8.39 | $125.85 |
| 25+ | $8.21 | $205.25 |
| 50+ | $7.75 | $387.50 |
| 100+ | $6.84 | $684.00 |
| N+ | $1.37 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | SAM4S |
| Packaging | Tray | |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 120MHz |
| Connectivity | EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 79 |
| Program Memory Size | 1MB (1M x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 160K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 100-VFBGA (7x7) |
| Package / Case | 100-VFBGA |
| ROHS |
The Microchip ATSAM4SA16CA-CFU is a 32-bit ARM Cortex-M4 microcontroller with FPU, running at 120 MHz. It offers 1 MB of flash and 160 KB of SRAM, packaged in a 100-VFBGA. The device operates from 1.62V to 3.6V, making it suitable for low-power and battery-operated applications. It includes DMA, PWM, and comprehensive reset and detection features for enhanced system reliability.
- Floating-Point Unit: Hardware FPU accelerates mathematical computations for signal processing.
- Wide Voltage Range: 1.62V to 3.6V allows operation from single-cell batteries to standard 3.3V rails.
- High Memory Capacity: 1 MB flash and 160 KB RAM support complex applications and data buffering.
- Compact BGA Package: 100-VFBGA saves board space while providing ample I/O.
- Comprehensive Protection: BOD, POR, and WDT ensure stable operation in critical systems.
Industrial Automation
The Cortex-M4 with FPU at 120 MHz accelerates floating-point calculations for PID control loops in PLCs and motion controllers.
Smart Energy Management
With 1 MB flash and 160 KB RAM, it can store extensive logging data for energy monitoring systems while running complex power conversion algorithms.
Medical Monitoring Devices
The low-voltage operation (1.62V) and DMA support enable battery-powered patient monitors with efficient sensor data acquisition.
Building Automation
Multiple PWM channels and WDT make it suitable for HVAC control systems, ensuring reliable operation in temperature-regulated environments.
Portable Instrumentation
The 100-VFBGA package (0.5mm pitch) allows for compact PCB layouts in handheld test equipment, while the -40°C to 85°C range ensures field durability.
IoT Edge Nodes
With brown-out detection and POR, this MCU provides robust operation for edge computing devices that require reliable boot-up in variable power conditions.
- Q: What core does the ATSAM4SA16CA-CFU use?
- A: It uses the ARM Cortex-M4 processor with floating-point unit (FPU).
- Q: What is the maximum clock speed?
- A: The device operates at up to 120 MHz.
- Q: How much flash memory is available?
- A: It provides 1 MB of flash memory.
- Q: What is the supply voltage range?
- A: It operates from 1.62V to 3.6V, supporting low-power designs.
- Q: What package is this MCU available in?
- A: It comes in a 100-VFBGA package.
- Q: What core does the ATSAM4SA16CA-CFU use?
- A: It uses the ARM Cortex-M4 processor with floating-point unit (FPU).
- Q: What is the maximum clock speed?
- A: The device operates at up to 120 MHz.
- Q: How much flash memory is available?
- A: It provides 1 MB of flash memory.
- Q: What is the supply voltage range?
- A: It operates from 1.62V to 3.6V, supporting low-power designs.
- Q: What package is this MCU available in?
- A: It comes in a 100-VFBGA package.

ATSAM4SA16CA-CFU.pdf