MS51EC0AE

Introduction

The NuMicro® MS51 industrial series microcontrollers, highlighted by the MS51EC0AE product, are based on the reputed 1T 8051 core. The microcontrollers run at an impressive speed of up to 24 MHz and pack a considerable memory, with up to 32 Kbyte of Flash memory and up to 2 Kbyte of SRAM. The microcontrollers are designed to flawlessly operate under a wide voltage range of 2.4V to 5.5V, and temperature ranging from -40 °C to 105 °C. MS51EC0AE's functional and high-performance qualities make it suitable for a broad range of applications in industrial and consumer sectors.

Function & Applications

The MS51 series allows for high precision with 15 channels of 500k SPS 12-bit ADC. It also supports up to 12 channels of PWM with independent counters. The I/O supports a robust Isk=20 mA driving capability. It also demonstrates remarkable ruggedness, with an ESD resistivity of 8 kV and EFT resistivity of 4.4 kV. The MS51 series, including the exemplary MS51EC0AE model, apply in several fields like LED lighting, home appliances, industrial control, motor control, battery management systems, and power supplies.

Performance Parameters

Featuring a 1T 8051-based CMOS microcontroller, the MS51EC0AE runs up to 24 MHz and provides 32 K bytes of Flash memory, 2 K bytes SRAM, and 4 K bytes of loader ROM for the ISP. It also supports two low power modes: Idle and Power-down modes. Additionally, it possesses four 16-bit timers and a dedicated Self Wake-up Timer for low-power modes and a programable Watchdog Timer clocked by a dedicated 10 kHz internal oscillator.

Package Types, Interface & Pin Configuration

The MS51 series is available in a variety of applications. The MS51EC0AE, for instance, comes with 26 GPIO, 15 channels of 12-bit ADC, two sets of UART, one set of I²C, and one set of SPI housed in a TSSOP28 package.

Reliability & Lifespan

The MS51EC0AE showcases impressive stability with two low power modes and a Power-down mode. It is also furnished with features like a programmable Watchdog Timer and a dedicated Self Wake-up Timer. Moreover, it resists severe conditions with an ESD resistivity of 8 kV and EFT resistivity of 4.4 kV, making it highly reliable for an extended lifespan.

Standards & Certifications

The MS51EC0AE microcontroller adheres to stringent industry standards. Its 1T 8051-based architecture is fully compatible with MCS-51, and its instruction set exhibits 4-priority-level interrupts capability. The product's beneficial features, like built-in programmable pull-up and pull-low resistors and a unique 96-bit ID (UID), align with modern industry standards.

Application Cases & Reference Designs

NuMicro® MS51EC0AE finds useful application in high reliability systems, for instance, LED lighting and home appliances. Its abundant GPIO and ADC channels are essential for motor control and power supplies. Moreover, its PWM outputs with fault brake function bring added value for industrial control implementations. The product's flexibility and rich peripheral set make it a smart choice for battery management systems. Where reliable performance and versatility are priorities, the NuMicro® MS51EC0AE rises to the occasion.