Overview
The MC9S12DG256VPVE is a 16-bit microcontroller (MCU) from NXP USA Inc., part of the HCS12 family. This MCU is built on the HCS12 CPU core, which is opcode compatible with the 68HC11 and 68HC12 architectures, providing a seamless migration path for applications requiring larger memory, more peripherals, and higher performance. The device operates at a bus speed of 25 MHz, offering a minimum instruction cycle time of 40 ns at 5V. It features a C-optimized architecture that produces extremely compact code, making it highly efficient for various applications.
Key Specifications
| Specification | Value |
|---|---|
| Controller Family/Series | S12D |
| CPU Speed | 25 MHz |
| Program Memory Size | 256 KB Flash |
| RAM Memory Size | 12 KB |
| EEPROM Memory Size | 4 KB |
| No. of Pins | 112 Pins |
| MCU Case Style | LQFP |
| No. of I/O's | 91 I/O's |
| Embedded Interface Type | I2C, SCI, SPI |
| Supply Voltage Min | 2.35 V |
| Supply Voltage Max | 2.75 V |
| Operating Temperature Range | -40°C to +85°C |
| No. of ADC Inputs | 16 (2 x 8-channel 10-bit ADCs) |
| No. of PWM Channels | 8 (8-bit or 16-bit) |
| No. of Timers | 1 (Enhanced Capture Timer) |
| Peripherals | ADC, PWM, Timer, CAN 2.0 modules, Inter-IC Bus |
Key Features
- High-Performance 16-bit HCS12 CPU Core: Operates at 25 MHz with a minimum instruction cycle time of 40 ns at 5V, and is opcode compatible with the 68HC11 and 68HC12 architectures.
- On-Chip Debug Interface: Dedicated serial debug interface with on-chip breakpoints and real-time in-circuit emulation and debug capabilities.
- Analog-to-Digital Converters (ADCs): Two 8-channel 10-bit ADCs with 7 µs single conversion time and scan mode available.
- Clock Generation Module with Phase-Lock Loop (PLL): Programmable clock frequency with 1024 options, clock monitor, and self-clock mode.
- Enhanced Capture Timer: 8-channel, 16-bit timer with input capture, output compare, and pulse accumulator functions.
- Pulse-Wide Modulation (PWM): 8-channel, 8-bit or 4-channel, 16-bit PWM with center-aligned operation.
- Serial Communications Interfaces: Two asynchronous serial communications interfaces (SCI) and three high-speed Serial Peripheral Interfaces (SPI).
- CAN 2.0 Modules and Inter-IC Bus (I2C): Multiple network modules supporting efficient communications between different network buses).
Applications
- Automotive Applications: Suitable for various automotive control units due to its support for CAN 2.0 modules and other automotive-specific features).
- Industrial Control: Used in industrial control systems that require high performance, multiple peripherals, and robust communication capabilities).
Q & A
- What is the CPU speed of the MC9S12DG256VPVE?
The CPU speed is 25 MHz).
- How much program memory does the MC9S12DG256VPVE have?
The device has 256 KB of Flash memory).
- What is the operating temperature range of the MC9S12DG256VPVE?
The operating temperature range is -40°C to +85°C).
- Does the MC9S12DG256VPVE support CAN 2.0 modules?
Yes, it supports multiple CAN 2.0 modules).
- What types of serial communication interfaces are available on the MC9S12DG256VPVE?
The device features two asynchronous serial communications interfaces (SCI) and three high-speed Serial Peripheral Interfaces (SPI)).
- How many ADC channels does the MC9S12DG256VPVE have?
The device has two 8-channel 10-bit ADCs, totaling 16 ADC inputs).
- What is the package type of the MC9S12DG256VPVE?
The package type is LQFP with 112 pins).
- Does the MC9S12DG256VPVE have an on-chip debug interface?
Yes, it has a dedicated serial debug interface with on-chip breakpoints and real-time in-circuit emulation and debug capabilities).
- What are the key applications of the MC9S12DG256VPVE?
The key applications include automotive and industrial control systems).
- How much RAM and EEPROM does the MC9S12DG256VPVE have?
The device has 12 KB of RAM and 4 KB of EEPROM).
