Overview
The MC56F82748VLH is a member of the MC56F827xx family of digital signal controllers (DSCs) produced by NXP USA Inc. This device combines the processing power of a digital signal processor (DSP) and the functionality of a microcontroller (MCU) on a single chip, based on the 32-bit 56800EX core. It is designed to provide a flexible set of peripherals and features, making it suitable for a wide range of applications that require both high-performance signal processing and control capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit 56800EX Digital Signal Controller (DSC) core |
| Operating Voltage | 3.0 V to 3.6 V |
| Operating Temperature | -40°C to 105°C (V temperature option), -40°C to 125°C (M temperature option) |
| Package | 64-pin LQFP, 48-pin LQFP, 32-pin QFN, and 32-pin LQFP |
| Clocks | Two on-chip relaxation oscillators: 8 MHz (400 kHz at standby mode) and 200 kHz; Crystal / resonator oscillator |
| I/O Tolerance | 5 V–tolerant I/O (except for RESETB pin which is a 3.3 V pin only) |
| Memory and Memory Protection | On-chip memory with memory protection features |
| PWM Outputs | Configurable as complementary output pairs or independent outputs; 16 bits of resolution |
| Interrupt Controller | Priority level setting for interrupt levels; software subroutine and interrupt stack |
| Peripheral Highlights | DMA controller, integrated power-on reset (POR) and low-voltage interrupt (LVI) and brown-out reset module, inter-module crossbar connection, JTAG/enhanced on-chip emulation (EOnCE) |
Key Features
- Parallel instruction set with unique DSP addressing modes and hardware DO and REP loops.
- Bit reverse address mode supporting DSP and Fast Fourier Transform algorithms.
- Full shadowing of the register stack for zero-overhead context saves and restores.
- Instruction set supports both DSP and controller functions.
- Enhanced bit manipulation instruction set and efficient C compiler support.
- Independent control of both edges of each PWM output and enhanced input capture and output compare functionality.
- Double-buffered PWM registers and integral reload rates from 1 to 16.
- Support for double-switching PWM outputs and programmable filters for fault inputs.
- I2C/SMBus modules with multi-master operation and general call recognition.
- DMA controller and integrated power-on reset (POR), low-voltage interrupt (LVI), and brown-out reset module.
Applications
The MC56F82748VLH is suitable for various applications that require high-performance signal processing and control, such as:
- Industrial control systems.
- Motor control and drive systems.
- Automotive systems, including engine control and safety systems.
- Medical devices requiring advanced signal processing.
- Aerospace and defense applications.
- Consumer electronics with complex signal processing needs.
Q & A
- What is the core architecture of the MC56F82748VLH?
The MC56F82748VLH is based on the 32-bit 56800EX Digital Signal Controller (DSC) core.
- What are the operating voltage and temperature ranges for this device?
The operating voltage is 3.0 V to 3.6 V, and the operating temperature ranges from -40°C to 105°C (V temperature option) or -40°C to 125°C (M temperature option).
- What types of packages are available for the MC56F82748VLH?
The device is available in 64-pin LQFP, 48-pin LQFP, 32-pin QFN, and 32-pin LQFP packages.
- What are the key features of the PWM outputs on this device?
The PWM outputs can be configured as complementary output pairs or independent outputs, with 16 bits of resolution and support for double-switching PWM outputs.
- Does the MC56F82748VLH support I2C and SMBus protocols?
Yes, it supports I2C and SMBus protocols with multi-master operation and general call recognition.
- What is the role of the DMA controller in the MC56F82748VLH?
The DMA controller enables direct memory access, reducing the load on the CPU and improving system performance.
- How does the device handle power-on reset and low-voltage conditions?
The device includes integrated power-on reset (POR) and low-voltage interrupt (LVI) and brown-out reset module for robust power management.
- What are some common applications for the MC56F82748VLH?
Common applications include industrial control systems, motor control and drive systems, automotive systems, medical devices, and consumer electronics with complex signal processing needs.
- Does the MC56F82748VLH support real-time debugging?
Yes, it supports JTAG/enhanced on-chip emulation (EOnCE) for unobtrusive, real-time debugging.
- How does the device handle interrupt management?
The device has a priority level setting for interrupt levels and supports software subroutine and interrupt stack management.
