PIC18LF2510T-I/SO - 8-bit 25MHz 32KB Flash MCU | Microchip
料号： PIC18LF2510T-I/SO ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.4 | $5.40 |
| 10 | $4.95 | $49.50 |
| 100 | $4.32 | $432.00 |
| 500 | $3.78 | $1,890.00 |
| 1,000 | $3.3 | $3,300.00 |
PIC18LF2510T-I/SO 概述
What is an 8-bit microcontroller? An 8-bit MCU (microcontroller unit) is a small computer-on-a-chip that combines a CPU, RAM, Flash/ROM program memory, and peripherals (ADC, timers, UART, I/O) on a single die. It belongs to the broader hierarchy of microcontroller -> embedded controller -> microprocessor -> integrated circuit -> semiconductor. The 8-bit data path is optimal for cost-sensitive, low-power control tasks where deterministic behaviour and ease of programming outweigh raw throughput.
Key features include a 10-bit ADC with up to 16 input paths, nanoWatt Technology for power-managed sleep modes, an enhanced 16-bit instruction set with 16-bit-wide instructions, and Microchip's ICD (in-circuit debugger) support. The Flash memory is self-programmable, enabling field firmware updates. The SOIC-28 footprint offers robust mechanical handling and easy hand-soldering for prototyping.
The PIC18LF2510 uses Microchip's Harvard-architecture RISC core with a 16-bit instruction word and 8-bit data path, two address spaces, hardware multiplier, and priority-level interrupts. NanoWatt Technology provides idle, sleep, and low-power modes that drop current consumption dramatically between active intervals, making the device attractive for battery-powered or energy-harvesting designs.
Typical applications include industrial sensor interfaces, motor-control front-ends, low-cost instrumentation, automotive body electronics (non-safety), and consumer appliance controls. The 16 ADC channels suit multi-sensor acquisition nodes. When designing with this device, ensure that the supply decoupling network places a 100 nF capacitor adjacent to VDD and a bulk capacitor on the AVdd rail to keep ADC noise within datasheet limits.
直接替换替代料： PIC18LF2510T-I/SO ——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： PIC18LF2510T-I/SO （相同外形与封装尺寸） ——差异在于 Package, ADC, Core Architecture, Operating Temperature, Timers.
快速对比工具——选择替代料号进行并排对比：
PIC18LF2510-I/SO
✅ 直接替换✓ 有现货
$3.34 / 个
查看数据手册 →PIC18F2510-I/SO
✅ 直接替换✓ 有现货
$2.9 / 个
查看数据手册 →PIC18F2510T-I/SO
✅ 直接替换✓ 有现货
$3.5 / 个
查看数据手册 →PIC18F25K22-I/SO
✅ 直接替换✓ 有现货
$1.78 / 个
查看数据手册 →PIC18LF24J10-I/SO
✅ 直接替换✓ 有现货
$1.91 / 个
查看数据手册 →PIC18LF24K22-I/SO
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.75 / 个
查看数据手册 →PIC18LF2510T-I/SO 最大额定值与电气特性
| Core | PIC18 (8-bit RISC) |
| Maximum Clock Speed | 25 MHz |
| Program Memory | 32 KB Flash |
| RAM | 1.5 KB |
| EEPROM | 256 bytes |
| Supply Voltage Range | 2.0 V to 5.5 V |
| I/O Pins | 16 |
| ADC | 10-bit, up to 16 channels |
| 封装 | 28-pin SOIC (SO) - wide body |
| 安装类型 | Surface Mount |
| 工作温度 | -40 C to +85 C (Industrial) |
| MSL 等级 | 1 (unlimited floor life) |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| Power-Saving Technology | nanoWatt Technology |
PIC18LF2510T-I/SO 引脚配置
| 引脚 1 | MCLR — Master Clear (reset) input, active low |
| 引脚 2 | RA0 — PORTA bit 0 / AN0 |
| 引脚 3 | RA1 — PORTA bit 1 / AN1 |
| 引脚 4 | RA2 — PORTA bit 2 / AN2 / Vref- |
| 引脚 5 | RA3 — PORTA bit 3 / AN3 / Vref+ |
| 引脚 6 | RA4 — PORTA bit 4 / T0CKI |
| 引脚 7 | RA5 — PORTA bit 5 / AN4 / SS |
| 引脚 8 | RA6 — PORTA bit 6 / OSC2 |
| 引脚 9 | RA7 — PORTA bit 7 / OSC1 |
| 引脚 10 | Vss — Ground reference |
| 引脚 11 | Vdd — Positive supply voltage |
| 引脚 12 | RB0 — PORTB bit 0 / INT0 |
| 引脚 13 | RB1 — PORTB bit 1 / INT1 |
| 引脚 14 | RB2 — PORTB bit 2 |
| 引脚 15 | RB3 — PORTB bit 3 |
| 引脚 16 | RB4 — PORTB bit 4 |
| 引脚 17 | RB5 — PORTB bit 5 / PGM |
| 引脚 18 | RB6 — PORTB bit 6 / PGC |
| 引脚 19 | RB7 — PORTB bit 7 / PGD |
| 引脚 20 | Vss — Ground reference |
| 引脚 21 | Vdd — Positive supply voltage |
| 引脚 22 | RC0 — PORTC bit 0 / T1OSO |
| 引脚 23 | RC1 — PORTC bit 1 / T1OSI / CCP2 |
| 引脚 24 | RC2 — PORTC bit 2 / CCP1 |
| 引脚 25 | RC3 — PORTC bit 3 / SCK / SCL |
| 引脚 26 | RC4 — PORTC bit 4 / SDI / SDA |
| 引脚 27 | RC5 — PORTC bit 5 / SDO |
| 引脚 28 | RC6 — PORTC bit 6 / TX / CK |
| 引脚 29 | RC7 — PORTC bit 7 / RX / DT |
典型应用
PIC18LF2510T-I/SO 适用于 7 应用s: Industrial Sensor Interface Node, Low-Cost Motor Control (BLDC / Stepper Front-End), Consumer Appliance Control Board, Battery-Powered Data Logger, Automotive Body Electronics (Non-Safety), USB / Serial HID Peripherals, Educational / Hobby Embedded Platform.
Industrial Sensor Interface Node
The PIC18LF2510T-I/SO suits multi-channel sensor interface nodes where up to 16 analog inputs are digitised by its 10-bit ADC. The 25 MIPS performance handles linearisation, filtering, and protocol conversion in real time. The 2.0-5.5 V supply lets a single rail power both the MCU and the analog front-end, simplifying 4-20 mA loop designs. nanoWatt Technology drops idle current between conversions for energy-limited installations.
推荐
Low-Cost Motor Control (BLDC / Stepper Front-End)
The PIC18LF2510T-I/SO can act as the front-end controller for small BLDC or stepper motor drivers, generating commutation timing, PWM, and tacho feedback using its CCP module and 16-bit timers. The 25 MIPS throughput is sufficient for sensorless trapezoidal commutation at modest RPM. Use the 5 V I/O to drive logic-level gate drivers such as the Microchip MCP series without level shifters.
推荐
Consumer Appliance Control Board
For washing machines, microwave ovens, and small kitchen appliances, the PIC18LF2510T-I/SO offers the right balance of cost, peripheral set, and Flash capacity. The 32 KB Flash holds user-interface state machines, the 10-bit ADC reads temperature and water level sensors, and the USART drives the appliance display. The wide Vdd tolerance allows direct connection to rectified mains supplies with simple regulation.
推荐
Battery-Powered Data Logger
The PIC18LF2510T-I/SO fits low-duty-cycle data loggers thanks to nanoWatt Technology, which reduces current to the nanoamp range during sleep. The 256-byte EEPROM stores calibration constants and small log entries without wear on Flash, while 1.5 KB RAM buffers sample sets between wakeups. A typical 3.6 V Li-SOCl2 cell powers a multi-year logger when the MCU sleeps most of the time.
推荐
Automotive Body Electronics (Non-Safety)
For non-safety automotive body functions such as interior lighting, seat controllers, and door modules, the PIC18LF2510T-I/SO provides 16 I/O lines and CAN/USART capability for body-network nodes. Designers should select the automotive-grade PIC18F-K42 or PIC18F-K22 family for AEC-Q100 requirements; the standard 2510 part is appropriate only for non-automotive or pre-production prototypes.
推荐
USB / Serial HID Peripherals
When paired with an external USB bridge such as the MCP2200 or MCP2221, the PIC18LF2510T-I/SO can drive low-cost USB HID peripherals, custom keyboards, or simple data-acquisition probes. The USART provides the bridge link at standard baud rates, while the Flash and RAM handle the protocol stack and HID report buffering. The wide Vdd range tolerates USB-powered 5 V or 3.3 V supplies.
推荐
Educational / Hobby Embedded Platform
The PIC18LF2510T-I/SO is widely supported by Microchip's MPLAB X IDE, the free XC8 compiler, and a large ecosystem of application notes and code examples - making it ideal for university courses, maker projects, and hobbyist prototyping. The 28-pin SOIC is easy to solder by hand or on breakout boards, and ICSP programming is supported via the standard PICKIT connector.
推荐
推荐产品汇总
工程参考数据： PIC18LF2510T-I/SO ——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 | PIC18LF2510-I/SO | PIC18F2510-I/SO | PIC18F25K22-I/SO |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | SOIC-28 (SO) | SOIC-28 (SO) - same | SOIC-28 (SO) - same | SOIC-28 (SO) - same |
| Program Memory | 32 KB Flash | 32 KB Flash | 32 KB Flash | 64 KB Flash |
| RAM | 1.5 KB | 1.5 KB | 1.5 KB | 4 KB |
| Maximum Clock Speed | 25 MHz | 25 MHz | 25 MHz | 64 MHz |
| Supply Voltage Range | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 4.2 V to 5.5 V | 2.3 V to 5.5 V |
| ADC | 10-bit, 16 channels | 10-bit, 16 channels | 10-bit, 16 channels | 10-bit, 17 channels |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
关键差异点
- Wide 2.0 V to 5.5 V supply range （对比 PIC18F2510-I/SO)
- 32 KB Flash with self-programmability （对比 PIC18F25K22-I/SO)
- Tape-and-reel packaging for high-volume SMT （对比 PIC18LF2510-I/SO)
设计说明
Place a 100 nF decoupling capacitor as close as possible to each VDD pin (pins 11 and 21 on SOIC-28), plus a single bulk 10 uF tantalum or ceramic on the main VDD rail. For AVdd (when used), add an LC or ferrite-bead-isolated analog supply with its own 100 nF + 10 uF decoupling pair to keep ADC noise within spec.
MCLR must be pulled high through a 10 kohm resistor for normal operation. ICSP programming requires dedicated connections on RB6 (PGC) and RB7 (PGD) - do not load these pins with heavy external circuitry, or debug/programming will fail. The 2510 is not 5 V-tolerant on all I/O when VDD is below 4.5 V; use current-limiting resistors when driving external 5 V loads.
The 10-bit ADC requires careful PCB layout: keep analog traces short, surround AVss with a clean ground pour, and place the AVdd filter within 10 mm of the AVdd pin. Sample-and-hold acquisition time is affected by source impedance - use an op-amp buffer for sensors with > 2.5 kohm output impedance.
合规信息
Industrial-grade (I) -40 C to +85 C; not AEC-Q100 qualified; for automotive use select a PIC18F/K-series -Q1 grade variant.
