Microchip Technology Inc

ATSAM4CMS4

In Production

The Microchip's SAM4CMS4 is a system-on-chip solution for residential and single-phase metering applications up to class 0.2 metrology accuracy over a dynamic range of 3000:1 and industrial temperature range. A seamless extension of Atmel's SAM4 family and SAM4C family of microcontrollers and solutions for smart grid security and communications applications, this metrology enabled device offer an unprecedented level of integration and flexibility with dual 32-bit ARM®Cortex®-M4 RISC processors providing maximum speed of 120 MHz each, 256Kbytes of embedded Flash, 152Kbytes of SRAM and on-chip cache.

The unique dual ARM Cortex-M4 architecture supports implementation of signal processing, application and communications firmware in independent partitions and offers an ability to extend program and data memory via parallel external bus interface (EBI) to ensure scalability of the design to meet future requirements.

 

    Features

        • Application / Master Core
          • ARM Cortex-M4 running at up to 120MHz
          • Memory Protection Unit (MPU)
          • DSP Instruction
          • Thumb®-2 instruction set
          • Instruction and Data Cache Controller with 2 Kbytes Cache Memory
          • 512Kbytes of flash, 128Kbytes of SRAM, 8Kbytes of ROM
        • Coprocessor (provides ability to separate application, communication or metrology functions)
          • ARM Cortex-M4F
          • IEEE 754 Compliant, Single precision Floating-Point Unit (FPU)
          • DSP Instruction
          • Thumb-2 instruction set
          • Instruction and Data Cache Controller with 2 Kbytes Cache Memory
          • 16K+8K bytes of SRAM
        • Symmetrical/Asynchronous Dual Core Architecture
          • Interrupt-based Inter-processor Communication
          • Asynchronous Clocking
          • One Interrupt Controller (NVIC) for each core
          • Each Peripheral IRQs routed to each NVIC Inputs
        • Cryptography
          • High performance AES 128 to 256 with various modes (GCM, CBC, ECB, CFB, CBC-MAC, CTR)
          • TRNG (up to 38 Mbit/s stream, with tested Diehard and FIPS)
          • Public Key Crypto accelerator and associated ROM library for RSA, ECC, DSA, ECDSA
          • Integrity Check Module (ICM) based on Secure Hash Algorithm (SHA1, SHA224, SHA256), DMA assisted
        • Safety
          • Two physical Anti-tamper Detection I/Os with Time Stamping and Immediate Clear of General Backup Registers
          • Security Bit for Device Protection from JTAG Accesses
        • Shared System Controller
          • Power Supply
            • Embedded Core and LCD Voltage Regulator for single supply operation
            • Power-on-Reset (POR), Brownout Detector (BOD) and Dual Watchdog for safe operation
            • Ultra-low-power Backup mode (< 0.5 µA Typical @ 25ºC)
          • Clock
            • Optional 3 to 20 MHz quartz or ceramic resonator oscillators with clock failure detection
            • Ultra-low-power 32.768 kHz crystal oscillator for RTC with frequency monitoring
            • High-precision 4/8/12 MHz factory-trimmed internal RC oscillator with on-the-fly trimming capability
            • One high-frequency PLL up to 240 MHz, one 8 MHz PLL with internal 32 kHz input
            • Low-power slow clock internal RC oscillator as permanent clock
          • Ultra-low-power RTC with Gregorian and Persian Calendar, Waveform Generation and Clock Calibration
          • Up to 23 Peripheral DMA (PDC) Channels
        • Shared Peripherals
          • One Segmented LCD Controller
            • Display capacity of 38 segments and 6 common terminals
            • Software-selectable LCD output voltage (Contrast)
            • Can be used in Backup mode
          • Four USARTs with ISO7816, IrDA®, RS-485, SPI and Manchester Mode
          • Two 2-wire UARTs
          • Up to two 400 kHz Master/Slave and Multi-Master Two-wire Interfaces (I2C compatible)
          • Up to five Serial Peripheral Interfaces (SPI)
          • Two 3-channel 16-bit Timer/Counters with Capture, Waveform, Compare and PWM modes
          • Quadrature Decoder Logic and 2-bit Gray Up/Down Counter for Stepper Motor
          • 3-channel 16-bit Pulse Width Modulator
          • 32-bit Real-time Timer
        • Energy Metering Analog-Front-End Module
          • Works with Microchip's s MCU Metrology library
          • Compliant with Class 0.2 standards (ANSI C12.20-2002 and IEC 62053-22)
          • Four Sigma-Delta ADC measurement channels, 20-bit resolution, 102 dB dynamic range
        • Analog Conversion Block
          • 6-channel, 500 kS/s, Low-power, 10-bit SAR ADC with Digital averager providing 12-bit resolution at 30 kS/s
          • Software Controlled On-chip Reference ranging from 1.6V to 3.4V
          • Temperature Sensor and Backup Battery Voltage Measurement Channel
        • I/O
          • Up to 57 I/O lines with External Interrupt Capability (edge or level sensitivity), Schmitt Trigger, Internal Pull-up/pull-down, Debouncing, Glitch Filtering and On-die Series Resistor Termination
          • Pull-up/pull-down, Debouncing, Glitch Filtering and On-die Series Resistor Termination
        • Package
          • 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm
    Parameter Name
    Value
    Timers
    6
    Dynamic Range
    3000:1
    Temperature Range (°C)
    -40 to 85
    Operating Voltage (Vcc)
    1.62 - 3.6
    PWM Channels
    3
    SPI
    5
    I2C
    2
    Energy Metering Analog Front-End
    4 Channels
    Crypto Engine
    AES/CPKCC/ICM(SHA)/TRNG
    Segment LCD
    38x6
    Anti-Tampering Inputs
    2
    Temp Coefficient Type (ppm/degC)
    10
    Reactive Energy Accy (%)
    0.2
    Flash (kBytes)
    256
    Active Energy Accy (%)
    0.1
    ADC Resolution (bits)
    10
    Max I/O Pins
    57
    UART
    6
    External Bus Interface
    8-bit data
    SRAM (kBytes)
    152
    Meter Type
    Single-Phase
    ADC Channels
    6
    Documentation
    Data Sheets
    02/14/2017
    5011KB
      Application Notes
     
     
     
    AppNote
    04/01/2014
    556KB
    AppNote
    07/28/2017
    936KB
      Brochures
     
     
     
    Brochures
    02/24/2017
    2719KB
    Brochures
    07/25/2017
    424KB
    Brochures
    08/30/2017
    3795KB
    Development Tools
    • Demo & Eval Boards
    • M90E32AS-DB ( ATM90E32AS-DB )

      M90E32AS-DB

      ATM90E32AS Poly-Phase Energy Metering Demo is used for the demo and testing of ATM90E32AS (poly-phase energy metering AFE chip), which can sample poly-phase voltage and current, meter active/reactive/apparent/fundamental/harmonic energy and output these energy pulses accordingly, as well as measure parameters such as voltage, current and power.

      The AFE Control Board - SAM4C communicates...

    • SAM4C Evaluation Kit ( ATSAM4C-EK )

      SAM4C

      This kit lets designers quickly evaluate and develop code for smart energy applications built around two high performance 32-bit ARM® Cortex®-M4 RISC processors. The SAM4C Evalution Kit is ideal for fast getting started using the Dual Cortex M4 architecture. It allows evaluating the performances and low-power mode, anti-tampering and Cryptographic functions. The board is equipped with...

    • M90E36A-DB ( ATM90E36A-DB )

      M90E36A-DB

      ATM90E36A Poly-Phase Energy Metering Demo is used for the demo and testing of ATM90E36A (poly-phase energy metering AFE chip), which can sample poly-phase voltage and current, meter active/reactive/apparent/fundamental/harmonic energy and output these energy pulses accordingly, as well as measure parameters such as voltage, current and power.

      The AFE Control Board - SAM4C communicates...

    • M90E2X-DB ( ATM90E2X-DB )

      M90E2X-DB

    • SAM4CMS-DB ( ATSAM4CMS-DB )

      SAM4CMS-DB

      The SAM4CMS-DB Demonstration Kit uses SAM4CMS8C/SAM4CMS16C to demonstrate the high accuracy single-phase energy metering functions. The SAM4CMS8C/SAM4CMS16C is an integrated single-phase Energy Metering SoC with 100MHz, dual-core Cortex-M4 ARM processor cores. The board is ETSI format compliant and is designed to interface with CT, Rogowski and Shunt current sensors. The board can interface with...

    RoHS Information
    Part
    Number
    Device
    Weight
    Shipping
    Weight
    Lead
    Count
    Package
    Type
    Package
    Width
    Solder
    Composition
    JEDEC
    Indicator
    RoHS
     
    China
    EFUP
    ATSAM4CMS4CC-AUR
    0.580400
    1.600000
    100
    LQFP
    14x14x1.4mm
    Matte Tin
    e3
    ATSAM4CMS4CB-AUR
    0.580400
    1.600000
    100
    LQFP
    14x14x1.4mm
    Matte Tin
    e3
    ATSAM4CMS4CB-AU
    0.580400
    6.666667
    100
    LQFP
    14x14x1.4mm
    Matte Tin
    e3
    ATSAM4CMS4CC-AU
    0.580400
    6.666667
    100
    LQFP
    14x14x1.4mm
    Matte Tin
    e3
    To see a complete listing of RoHS data for this device, please Click here
    Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.