MC56F82316VLF - 32-bit DSC 50MHz 16KB Flash | NXP
料号： MC56F82316VLF ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.2 | $5.20 |
| 10 | $4.75 | $47.50 |
| 100 | $4.25 | $425.00 |
| 500 | $3.85 | $1,925.00 |
| 1,000 | $3.4 | $3,400.00 |
MC56F82316VLF 概述
A digital signal controller combines the compute architecture of a digital signal processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). In the power-management hierarchy, the MC56F82xxx family sits within NXP's broader 56800EX DSC portfolio, positioned between general-purpose MCUs and dedicated DSPs. This hybrid category is designed specifically for real-time closed-loop control where fast multiply-accumulate operations and deterministic interrupt response matter more than general computing throughput.
Key features include the 32-bit 56800EX Harvard-architecture core delivering high control-loop performance at 50 MHz, 16KB of program Flash suitable for compact field-oriented control (FOC) firmware, and the family's reputation for outstanding runtime power consumption - NXP markets the MC56F82xxx family as delivering half the power with twice the performance for energy-efficient designs. Reduced cost through higher switching frequencies is a stated family benefit, enabling smaller magnetics in power converters.
Technically, the 56800EX core pairs a DSP MAC unit with MCU-style addressing and interrupt handling, allowing C-compiled control loops to execute with minimal overhead. The MC56F82xxx family targets high-efficiency digital power conversion (MC56F827xx variants) and advanced motor control (MC56F826xx variants), with the MC56F823xx representing the memory-optimized entry tier of the series.
Typical applications include digital power supplies (AC/DC, DC/DC), LED drivers, battery chargers, and BLDC/PMSM motor control where 50 MHz control-loop execution and rich PWM and ADC peripherals are required in a compact 48-pin footprint.
When designing with this device, budget Flash carefully: 16KB accommodates sensorless FOC with tuning effort, so consider the 32KB MC56F82348 variant for complex algorithms.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： MC56F82316VLF ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
MC56F82328VLF
✅ 直接替换📋 参考替代料（不在目录中）
MC56F82348VLF
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC56F82326VLF
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC56F82548VLF
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC56F82316VLF 最大额定值与电气特性
| Core | 32-bit 56800EX DSC core |
| Core Frequency | 50 MHz |
| Flash Memory | 16KB (8K x 16) |
| RAM | 4KB |
| Product Family | MC56F82xxx Digital Signal Controllers |
| 封装 | 48-LQFP (7x7 mm) |
| 安装类型 | Surface Mount |
| Architecture | Harvard, DSP + MCU hybrid (56800EX) |
| Target Applications | Digital power conversion, motor control |
| RoHS 状态 | Compliant (per NXP product page environmental data) |
| 生命周期状态 | Active |
MC56F82316VLF 48-lqfp (7x7 mm) 引脚配置指南
MC56F82316VLF（48-lqfp (7x7 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： MC56F82316VLF.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MC56F82316VLF 适用于 6 应用s: Digital Power Conversion (AC/DC, DC/DC), BLDC / PMSM Motor Control, LED Drivers and Lighting Ballasts, Battery Chargers and BMS Front Ends, Industrial Automation and Embedded Control, Appliances and Consumer Equipment.
Digital Power Conversion (AC/DC, DC/DC)
The MC56F82316VLF fits digital switched-mode power supplies because the 50 MHz 56800EX core executes voltage-mode and current-mode control loops with DSP-grade multiply-accumulate throughput and deterministic interrupt latency. NXP positions the MC56F82xxx family for high-efficiency digital power conversion, stating that higher switching frequencies enabled by core performance reduce cost through smaller magnetics. In a typical topology the DSC reads ADC current/voltage samples, computes the compensator, and updates PWM duty within one switching period at tens to hundreds of kHz. Unlike analog controllers, firmware enables adaptive dead-time, nonlinear gain scheduling, and digital telemetry (PMBus-style reporting). The 16KB Flash accommodates a single-loop or dual-loop compensator with housekeeping code; complex multi-phase or digital-PFC-plus-LLC combinations should use the larger-memory MC56F82328VLF on the same footprint.
推荐
BLDC / PMSM Motor Control
The MC56F82316VLF is aimed at advanced motor control - NXP designates the MC56F82xxx family for motor-control applications requiring precise, fast control loops. The 50 MHz 56800EX core executes field-oriented control (FOC) current loops at PWM frequencies well above 16 kHz, with the DSP MAC unit accelerating Park/Clarke transforms and PI compensation. In a typical PMSM drive the DSC samples phase currents via on-chip ADC, computes rotor position (sensored encoder or sensorless observer within Flash budget), and drives a three-phase inverter through dedicated PWM peripherals with programmable dead-time. Compared with general-purpose MCUs, the 56800EX architecture sustains shorter loop jitter, improving acoustic behavior and efficiency. For sensorless FOC with flux observers and startup routines, verify code size against 16KB Flash or select the MC56F82328VLF drop-in with doubled Flash on the identical 48-LQFP board.
推荐
LED Drivers and Lighting Ballasts
Digital LED drivers benefit from the MC56F82316VLF's combination of 50 MHz control bandwidth, PWM generation, and low runtime power. In constant-current LED drivers the DSC closes an inner current loop through ADC sampling and PWM duty updates each switching cycle, supporting dimming strategies (PWM dimming, analog current amplitude, or hybrid) implemented entirely in firmware. NXP's claim that the MC56F82xxx family enables higher switching frequencies translates directly into smaller inductors and lower visible flicker in high-frequency dimming. The 16KB Flash holds the control loop, dimming curves, and fault protection (open-LED, short-circuit, over-temperature) logic. Compared with fixed-function LED controller ICs, firmware-based control allows one PCB to serve multiple product power levels. Designers needing stacked-feature lighting firmware should confirm Flash headroom or use the same-footprint MC56F82328VLF variant.
推荐
Battery Chargers and BMS Front Ends
Smart battery chargers require simultaneous fast-charge control loops and safety supervision - a natural fit for the MC56F82316VLF. The 56800EX core runs CC/CV charging compensation loops at 50 MHz while firmware implements charge-profile state machines (Li-ion pre-charge, fast charge, top-off, termination), cell-balancing decisions, and protective responses to over-current, over-voltage, and over-temperature events read through ADC inputs. NXP's MC56F82xxx efficiency positioning reduces controller power overhead, which matters in always-on chargers. The 16KB Flash supports a complete multi-chemistry charging algorithm with logging hooks; heavier profiles including multi-cell balancing arbitration can move to the MC56F82328VLF drop-in. Compared with analog charge-management ICs, the digital approach allows per-product tuning via firmware updates without hardware respins, cutting development cost across charger product families sharing one PCB.
推荐
Industrial Automation and Embedded Control
In industrial nodes the MC56F82316VLF serves as a compact real-time controller combining MCU-style peripherals with DSP-class signal processing - useful for sensor conditioning, closed-loop actuators, and small motion axes within Industry 4.0 equipment. The 50 MHz 56800EX core handles filtering (IIR/FIR), FFT-based diagnostics, and PID loops in firmware, while interrupt-driven communication links to plant PLCs. Its deterministic architecture makes control timing predictable, an advantage over cache-based general-purpose MCUs in jitter-sensitive loops. The 48-LQFP 7x7 mm footprint suits dense I/O boards, and NXP's runtime-power advantage lowers thermal load in sealed enclosures. The 16KB Flash fits single-axis or single-function firmware; multi-protocol nodes should budget for the MC56F82328VLF same-footprint variant. XAIPART also stocks related NXP automotive/industrial MCUs (e.g., MC9S12 series) for higher-level communication controllers in the same system.
推荐
Appliances and Consumer Equipment
Home appliances - fans, pumps, compressors, and power tools - increasingly use DSCs for efficient variable-speed motor drives, and the MC56F82316VLF addresses this segment directly. The 50 MHz 56800EX core runs trapezoidal (six-step) or FOC motor control with sensorless startup, while remaining Flash implements user-interface logic, protection, and efficiency-optimization routines. NXP's family positioning emphasizes runtime power efficiency, contributing to appliance energy ratings and lower standby consumption. The 48-LQFP (7x7 mm) package supports compact single-board designs typical of appliance driver PCBs. Compared with application-specific motor ASICs, this DSC allows one firmware platform to cover multiple products (fan, pump, compressor) with parameter sets, reducing qualification effort. Feature-rich consumer firmware (touch interfaces, protocols) may require the larger-Flash MC56F82328VLF drop-in; verify code size before pinning the memory tier.
推荐
推荐产品汇总
工程参考数据： MC56F82316VLF ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MC56F82328VLF | MC56F82348VLF | MC56F82326VLF | MC56F82548VLF |
|---|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Frequency | 32-bit 56800EX, 50 MHz | 32-bit 56800EX, 50 MHz | 32-bit 56800EX, 50 MHz | 32-bit 56800EX, 50 MHz | 32-bit 56800EX, 50 MHz |
| Flash Memory | 16KB (8K x 16) | 32KB class | 48KB class | 32KB class | 48KB class |
| Target Application Tier | Entry MC56F823xx (power/motor control) | Entry, larger Flash | Entry, largest Flash | Entry, larger Flash | MC56F825xx mid tier (richer analog) |
| Pin Compatibility | 48-LQFP 56800EX DSC | Pin-to-pin compatible | Pin-to-pin compatible (verify per RM) | Pin-to-pin compatible (verify per RM) | Same footprint, verify peripheral mapping |
| Firmware Migration Effort | Baseline | Compiler device change + re-flash | Compiler device change + re-flash | Compiler device change + re-flash | Minor peripheral re-check required |
关键差异点
- Lowest-cost entry tier with full 56800EX performance （对比 MC56F82328VLF)
- Upgrade path without PCB respin （对比 MC56F82348VLF)
- Memory-optimized vs peripheral-optimized family choice （对比 MC56F82548VLF)
设计说明
Flash budget is the main constraint on the -16 variant: 16KB (8K x 16) must hold the control loop, math library, communication, and bootloader. Estimate: sensorless FOC with observer code typically approaches this limit, so prototype with the same-footprint MC56F82328VLF early to preserve the software-escape path without a board respin. Confirm exact code size in the linker map before locking the memory tier in production.
Place 0.1 uF ceramic decoupling capacitors at each VDD pin pair of the 48-LQFP as close to the pins as possible, with one bulk capacitor (4.7-10 uF) near the supply entry. Keep the PWM outputs' loops away from ADC input traces feeding current-sense signals; in motor-drive and power-supply boards, route sense lines differentially or with ground guard to prevent switching noise from corrupting loop feedback. Follow the layout guidance in the MC56F82xxx family hardware-design documentation.
The MC56F82xxx family spans multiple sub-families (MC56F823xx entry, MC56F826xx motor-control, MC56F827xx digital power). When sourcing alternates, do not assume every MC56F8xxx part in an LQFP-48 footprint is drop-in - verify core, peripheral map, and pin multiplexing in the family reference manual. Also note this MPN appears via marketplace channels (Flip Electronics/Rochester Electronics on DigiKey); for production, qualify the sourcing channel and confirm NXP PCN status on the official product page.
合规信息
RoHS compliance per NXP official product page environmental data. REACH, halogen-free, and conflict-minerals status should be confirmed via NXP's environmental documentation before regulatory submission.