Microchip PIC16F1937-I/P 8-Bit Microcontroller Data Sheet and Technical Specifications

The Microchip PIC16F1937-I/P is a high-performance, cost-effective 8-bit microcontroller built on Microchip’s enhanced mid-range core with a hardware multiplier. This powerful yet energy-efficient MCU is housed in a 40-pin PDIP package, making it well-suited for a wide range of embedded control applications in consumer, industrial, automotive, and appliance markets.

Core Architecture and Performance

At its heart lies the enhanced PIC16 core with a 16-level deep hardware stack and 49 instructions. Operating at a maximum frequency of 32 MHz, it achieves a performance of 8 MIPS. A significant feature is the inclusion of a hardware multiplier, which accelerates mathematical computations, enhancing its capability for more complex control algorithms.

Memory Configuration

The device boasts a substantial memory array for its class, featuring 28 KB of self-read/write Flash program memory and 1,536 bytes of RAM. It also includes 256 bytes of high-endurance EEPROM data memory for critical data storage that must be retained even during power loss. This robust memory configuration supports sophisticated firmware and data handling.

Advanced Peripherals and Integration

The PIC16F1937-I/P is distinguished by its rich set of integrated peripherals, which reduce system component count and total cost. Key peripherals include:

Analog-to-Digital Converter (ADC): A high-resolution 10-bit ADC with up to 14 channels, enabling precise measurement of multiple analog signals.

Timers: Multiple timers including 4x 8-bit and 3x 16-bit timers.

Communication Interfaces: EUSART, I2C, and SPI modules provide robust connectivity options for communicating with other chips, sensors, and peripherals.

Capture/Compare/PWM (CCP): Modules with Enhanced CCP (ECCP) support for advanced motor control and power conversion applications.

Complementary Waveform Generator (CWG): A peripheral that generates complementary output signals for controlling half-bridge and full-bridge drivers, crucial in power control systems.

mTouch Sensing: Integrated capacitive sensing hardware for implementing touch interfaces without external components.

Operating Characteristics and Power Management

Designed for reliability and low power consumption, the microcontroller operates over a broad voltage range (2.0V to 5.5V) and an industrial temperature range (-40°C to +85°C). It includes power-saving features like Selectable Low-Power Brown-Out Reset (LPBOR) and a watchdog timer (WDT) with its own independent oscillator for reliable operation.

Development Support

A strong ecosystem of development tools supports the PIC16F1937-I/P, including the MPLAB X IDE and the PICkit™ 4 programmer/debugger. This comprehensive support ensures a streamlined path from prototyping to mass production.

ICGOODFIND: The Microchip PIC16F1937-I/P stands out as a highly integrated and versatile 8-bit microcontroller. Its combination of substantial memory, a rich peripheral set including specialized control and sensing hardware, and robust operating characteristics makes it an excellent choice for designers seeking to create efficient, reliable, and feature-rich embedded systems.

Keywords: 8-bit Microcontroller, Enhanced Mid-Range Core, Hardware Multiplier, Capacitive Sensing, ECCP.