C8051F017R - 25MHz 32KB Mixed-Signal MCU | Silicon Labs
料号： C8051F017R ✓ 量产中C8051F017R 概述
A mixed-signal microcontroller combines a digital processor, analog conversion functions, and supporting I/O in one device. The C8051F017 belongs to the C8051F01x family of 8051-compatible embedded controllers. Within the product hierarchy, it is a mixed-signal MCU, an embedded microcontroller, and a semiconductor device intended to consolidate control logic and analog measurement functions onto one board.
The C8051F017R provides 32 KB of programmable Flash, 2.25K x 8 bits of RAM, eight I/O ports, and a 10-bit ADC. Its 25 MHz operating speed supports operation at 25 MIPS according to the manufacturer datasheet listing. Flash memory retains firmware without a separate nonvolatile-memory device, while the on-chip ADC reduces the component count of measurement-oriented control systems.
The C8051F017R is a 32-pin, 7 x 7 mm LQFP device with a 2.7 V to 3.6 V operating-supply range. Its mixed-signal architecture is particularly useful when an application must acquire analog inputs and perform local control or data processing without a separate converter. The eight I/O pins provide a defined interface for sensors, switches, indicators, and external control signals.
Typical uses include industrial sensor controllers, compact data-acquisition modules, laboratory instruments, appliance controls, and embedded monitoring systems. In a temperature-control product, for example, the ADC can measure a conditioned analog sensor while the 8051 core executes control logic, reducing the need for separate analog and digital components.
Designers should allocate decoupling capacitance at the supply pins, verify the external clock or oscillator arrangement against the pinout, and confirm that the selected analog input conditioning keeps signals within the ADC input range. Firmware changes should also account for the reduced RAM and Flash resources when comparing lower-density members of the C8051F01x family.
This page organizes the C8051F017R specifications, same-family drop-in alternatives, application guidance, and design considerations into one engineering-focused reference. It emphasizes the practical distinctions among program-memory sizes and peripheral configurations rather than treating all C8051F01x variants as interchangeable without qualification.
直接替换替代料： C8051F017R ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： C8051F017R （相同外形与封装尺寸） ——差异在于 Package, ADC Resolution, DAC Resolution, RAM Size, Maximum Clock Frequency.
C8051F016R
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →C8051F015R
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →C8051F012R
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →C8051F011R
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →C8051F010R
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →C8051F006R
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →C8051F017R 最大额定值与电气特性
| Product Type | 8-bit mixed-signal microcontroller |
| Series | C8051F01x |
| 最大时钟频率 | 25 MHz |
| Instruction Throughput | 25 MIPS |
| Supply Voltage Range | 2.7 V to 3.6 V |
| Program Memory Size | 32 KB |
| Program Memory Organization | 32K x 8 |
| Program Memory Type | Flash |
| RAM Size | 2.25K x 8 |
| ADC Resolution | 10 bits |
| Number of I/O Ports | 8 |
| 封装 | 32-LQFP (7 x 7 mm) |
| 引脚数量 | 32 pins |
| 安装类型 | Surface mount |
| Core Architecture | 8051 |
C8051F017R 32-lqfp (7 x 7 mm) 引脚配置指南
C8051F017R（32-lqfp (7 x 7 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： C8051F017R.
请参阅 数据手册 以查看完整引脚配置。
典型应用
C8051F017R 适用于 6 应用s: Industrial Sensor Controller, Compact Data-Acquisition Module, Laboratory Measurement Instrument, Appliance Control System, Environmental Monitoring Node, Automotive Accessory Controller.
Industrial Sensor Controller
The C8051F017R fits industrial sensor controllers because it combines a 10-bit ADC, eight I/O ports, and a 25 MHz 8051 core in one 32-LQFP device. A conditioned transducer signal can be sampled by the ADC while the processor evaluates thresholds, updates status indicators, and controls relays or actuators through digital I/O. Its 2.7 V to 3.6 V operating range suits 3.3 V industrial electronics. The 32 KB Flash capacity also leaves room for calibration tables, filtering routines, diagnostics, and communication handling compared with the 1 KB to 16 KB alternatives.
推荐
Compact Data-Acquisition Module
The C8051F017R is suitable for compact data-acquisition modules where measurement and control must share one controller. Its 10-bit ADC accepts analog inputs after appropriate signal conditioning, while 32 KB of Flash stores acquisition sequencing, conversion routines, and a simple communications protocol. The eight integrated I/O ports can provide trigger, status, or configuration signals without requiring a separate microcontroller. At 25 MHz, the device provides 25 MIPS of processing throughput, while the 2.25K x 8 RAM supports working buffers and stack-dependent algorithms.
推荐
Laboratory Measurement Instrument
The C8051F017R can serve as the control core of a laboratory measurement instrument that combines analog sampling with deterministic embedded logic. The 10-bit ADC is appropriate for monitoring scaled sensor voltages, and the eight I/O ports can operate switches, indicators, or instrument-control lines. The 25 MHz clock and 25 MIPS throughput allow the firmware to filter readings, apply calibration, and present results without an external processor. Its 32-LQFP package is compact, but the analog section still requires careful grounding, reference planning, and protection from external test voltages.
推荐
Appliance Control System
The C8051F017R is appropriate for compact appliance controllers that combine analog monitoring with discrete control functions. Its 10-bit ADC can supervise temperature, level, or position signals, while eight I/O ports operate relays, indicators, keys, and small actuators. The 32 KB Flash capacity supports a complete control state machine, lookup tables, diagnostic routines, and update logic, whereas lower-density family members may require software simplification. The 2.7 V to 3.6 V supply range supports 3.3 V power architectures and permits shared supply conditioning with compatible peripherals.
推荐
Environmental Monitoring Node
The C8051F017R can serve as the local controller in an environmental-monitoring node that samples analog sensors and records or reports operating conditions. The integrated 10-bit ADC reduces the need for a separate converter when sensor outputs remain within the analog input range, and the eight I/O ports can operate status lamps, sampling enables, or external sensor switches. Its 32 KB Flash provides more room for lookup tables and sensor-specific algorithms than the lower-memory alternatives. Battery-powered designs must account for the device's supply range and overall power budget when selecting the external sensor and communications circuitry.
推荐
Automotive Accessory Controller
The C8051F017R is technically suitable for compact accessory-control prototypes that require analog monitoring and deterministic 8051 logic, although automotive qualification must be confirmed for the exact ordering code. Its 10-bit ADC can measure resistive or voltage-based sensors, and its eight I/O ports can operate switches, indicators, and communication-related control lines. The 25 MHz clock and 32 KB Flash support state-machine, diagnostics, and protection routines. The 32-LQFP footprint simplifies assembly relative to larger packages, but production automotive use requires confirmation of temperature range, qualification status, and transient requirements.
推荐
推荐产品汇总
工程参考数据： C8051F017R ——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 | C8051F016R | C8051F015R | C8051F012R | C8051F011R | C8051F010R |
|---|---|---|---|---|---|---|
| Brand | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Package | 32-LQFP (7 x 7 mm) | 32-LQFP (7 x 7 mm) - same | 32-LQFP (7 x 7 mm) - same | 32-LQFP (7 x 7 mm) - same | 32-LQFP (7 x 7 mm) - same | 32-LQFP (7 x 7 mm) - same |
| Program Memory | 32 KB Flash | 16 KB Flash | 8 KB Flash | 4 KB Flash | 2 KB Flash | 1 KB Flash |
| Maximum Clock Frequency | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Instruction Throughput | 25 MIPS | 25 MIPS | 25 MIPS | 25 MIPS | 25 MIPS | 25 MIPS |
关键差异点
- Largest program-memory configuration among the listed C8051F01x alternatives （对比 C8051F016R)
- Substantially greater firmware capacity than low-density family alternatives （对比 C8051F010R)
- 10-bit mixed-signal integration with eight I/O ports （对比 C8051F006R)
设计说明
Place the supply bypass capacitor directly between each supply pin and its nearest ground return. Follow the Silicon Labs manufacturer datasheet for the recommended capacitance and whether separate high-frequency and bulk capacitors are required. Keep analog-signal routing away from oscillator and digital-switching nodes, and provide a continuous ground plane beneath the 32-LQFP footprint to reduce inductance and return-loop area.
Treat the 10-bit ADC inputs as sensitive analog nodes. Establish the source impedance, scaling ratio, reference voltage, and maximum input range before assigning a sensor to a channel. If the source impedance is high, allocate additional acquisition settling time in firmware. Check the ADC input configuration in the manufacturer pin table and avoid routing measurement inputs directly beside high-current switching outputs.
Do not select a lower-density C8051F01x alternative solely because the PCB footprint is identical. The C8051F017R has 32 KB of Flash and 2.25K x 8 RAM, while the listed alternatives provide only 1 KB to 16 KB of Flash. Confirm the final binary size, RAM requirement, ADC channel allocation, oscillator configuration, and pin-level enable requirements before approving a substitution.
Use the datasheet land pattern for the 32-LQFP, 7 x 7 mm package and preserve solder-mask and copper definitions around all 32 pads. Orient the device according to its pin-1 marker. Where programming or debugging access is required, keep connector pads and test points reachable without introducing long signal paths next to analog inputs. Verify courtyard clearance against the PCB fabrication rules.
合规信息
Compliance declarations for the exact C8051F017R ordering code were not present in the cited product information. Confirm RoHS, REACH, lead-free, halogen-free, conflict-minerals, and automotive qualification status with the manufacturer before release to production.