SAM 4 Family of Microcontrollers (MT)

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SAM 4 Family of Microcontrollers

SAM4 Microcontrollers Based on Arm Cortex-M4 Cores (LC)

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SAM4 Microcontrollers Based on Arm Cortex-M4 Cores (LC)

Based on the Arm® Cortex®-M4 core, our SAM 4 series of microcontrollers (MCUs) operates at a maximum CPU speed of 120 MHz and features up to 2048 KB of Flash and up to 128 KB of SRAM.

To reduce your development time and costs, we offer a comprehensive ecosystem of hardware development tools, software that is supported by the Advanced Software Framework (ASF3) running in Microchip Studio Integrated Development Environment (IDE) and a complete library of source code, project examples, drivers and stack to support all your design needs.

SAM 4E MCUs

Advanced Connectivity for Industrial Applications

Key Features

  • CPU clock speed: 120 MHz
  • Up to 1024 KB Flash
  • 2 KB of cache memory
  • Up to 128 KB SRAM
  • Connectivity: 10/100 Mbps Ethernet MAC supporting IEEE® 1588, dual CAN, Full-Speed USB
  • Wide range of peripherals: USART, UART, SPI
  • Advanced Analog: Dual 1 Msps, 12-bit Analog-to-Digital Converters (ADCs) up to 16-bit with averaging, up to 24 channels with analog front end, offering offset error correction and gain control
  • One two-channel 12-bit 1 Msps Digital-to-Analog Converter (DAC)
  • Four-channel 16-bit Pulse-Width Modulator (PWM) with complementary output
  • Single precision Floating Point Unit (FPU)

Target Applications

  • Industrial automation
  • Machine-to-machine communications
  • Home and building control applications
  • Automotive
  • Energy management applications

SAM 4L MCUs

Redefining Low Power

Key Features

  • CPU clock speed: 48 MHz
  • Up to 512 KB Flash
  • Up to  64 KB SRAM
  • picoPower® technology for ultra-low power consumption, enabling long battery life
    • Active mode down to 90 µA/MHz with configurable voltage scaling
    • High performance and efficiency: 28 Coremark®/mA
    • Wait mode down to 3 µA with fast wake-up time (< 1.5 µs)
    • Full RAM and logic retention mode down to 1.5 µA with fast wake-up time (< 1.5 µs)
  • Embedded hardware capacitive touch module based on QTouch® technology for fast development of touch and proximity functionality
  • Wide range of peripherals: Full-Speed USB host and device, 128-bit AES, USART, SPI, I2C, Event System

Key Applications

  • Power-sensitive designs in
    • Industrial
    • Health care
    • Consumer

 

SAM 4N MCUs

Converging Performance and Simplicity

Key Features

  • CPU clock speed: 100 MHz
  • Up to 1024 KB Flash
  • Up to 80 KB SRAM
  • Serial communication: Seven UARTs, four SPIs, three I2Cs
  • One 10-bit Analog-to-Digital Converter ADC up to 510 ksps (up to 12-bit with digital averaging)
  • One 10-bit 1 Msps Digital-to-Analog Converter (DAC) -
  • Low-power modes: Sleep, Wait and Backup down to 0.7 µA in backup mode with Real-time Clock (RTC), Real-time Timer (RTT) and General Purpose Backup Registers (GPBRs)
  • Easy migration within the portfolio of products
    • Pin-to-pin compatibility with SAM 4S, SAM 3S, SAM 3N and SAM 7S devices

Key Applications

  • Industrial automation
  • Consumer applications
  • Appliances
  • Energy meters

SAM 4S MCUs

Scalable Performance, Memory Density and Power Efficiency

Key Features

  • CPU clock speed: 120 MHz
  • Up to 2048 KB Flash, dual bank, 2 KB cache memory 
  • Up to 160 KB SRAM
  • Low-power modes: Sleep, Wait and Backup; consumption down to 1 µA in Backup mode
  • Safety and security:
    • Integrated best-in-class hardware code protection: Prevents access to on-chip memory to protect your Intellectual Property (IP)
    • Supports secure device reconditioning (chip erase) for reprogramming
    • Unique 128-bit ID and scrambled external bus interface ensure software confidentiality
    • Hardware Cyclic Redundancy Check (CRC) to check memory integrity
  • Pin-to-pin and software compatible with SAM 3 Arm Cortex-M3 processor-based MCUs, offering a smooth upwards migration path for performance and memory size

Key Applications

  • Industrial control
  • Consumer applications
  • PC peripherals