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MC9S12DG256CPVE

MC9S12DG256CPVE

NXP USA Inc.
HCS12 HCS12 Microcontroller IC 16-Bit 25MHz 256KB (256K x 8) FLASH 112-LQFP (20x20)
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Overview

The MC9S12DG256CPVE is a 16-bit microcontroller from the HCS12 family designed for intensive automotive and industrial control applications. It operates at 25MHz and integrates 256KB of Flash memory with a robust peripheral set including dual CANbus controllers and extensive I/O capabilities.

Why Choose This Part

This MCU offers a high-reliability architecture with 4KB of EEPROM for non-volatile data storage and 91 I/O pins for complex system interfacing. The HCS12 core provides efficient 16-bit processing power with integrated CAN controllers, making it a legacy standard for robust vehicle networking.

Applications

Automotive Body Control
Managing door modules, lighting, and climate control systems via CAN and SCI interfaces.
Industrial Networking
Serving as a gateway or node in distributed control systems requiring multiple serial communication protocols.
Instrumentation Clusters
Driving analog and digital gauges in vehicle dashboards using its high pin count and PWM modules.
Motor Control
Utilizing integrated timers and PWM channels for precise control of DC and stepper motors.

Key Specifications

Speed 25MHz
RAM Size 12K x 8
Core Size 16-Bit
EEPROM Size 4K x 8
Peripherals PWM, WDT
Connectivity CANbus, I2C, SCI, SPI
Mounting Type Surface Mount
Number of I/O 91
Core Processor HCS12
Package / Case 112-LQFP
Data Converters A/D 16x10b
Oscillator Type Internal
Program Memory Size 256KB (256K x 8)
Program Memory Type FLASH
Operating Temperature -40degC ~ 85degC (TA)
Supplier Device Package 112-LQFP (20x20)
Voltage - Supply (Vcc/Vdd) 2.35V ~ 5.25V

Getting Started

Development typically requires a BDM (Background Debug Mode) interface such as a PEmicro Multilink. Code development is supported by NXP CodeWarrior for S12, and evaluation boards like the EVB9S12DG256 provide a platform for prototyping with the 112-LQFP package.