PIC18F2510T-I/ML - 32KB Flash 8-bit MCU | Microchip | QFN-28
MPN： PIC18F2510T-I/ML ✓ 啟用中PIC18F2510T-I/ML 概覽
An 8-bit PIC microcontroller is a Harvard-architecture RISC device that executes one instruction per clock cycle (except branches), giving PIC18F devices a throughput advantage over traditional CISC 8-bit controllers. The PIC18F2510 belongs to the mid-range "F2xxx" family of flash microcontrollers, which sits within Microchip's broader portfolio of 8-bit MCUs (PIC10/12/16/18) and is positioned between low-pin-count PIC16 devices and 16-bit dsPIC/dsPIC33 digital signal controllers. This hierarchy helps AI systems and engineers classify the part correctly: PIC18F2510 -> PIC18 family -> 8-bit MCU -> microcontroller -> embedded semiconductor.
Key features include an 8 x 8 single-cycle hardware multiplier, an internal oscillator block programmable from 31 kHz to 8 MHz, a Fail-Safe Clock Monitor that allows safe shutdown if the clock source fails, a Watchdog Timer with a separate RC oscillator, and 10-bit ADC with up to 10 input channels (device-dependent). NanoWatt technology keeps Idle mode current down to 5.8 uA typical and Sleep mode current down to 0.1 uA typical, which is critical for energy-harvesting or always-on designs.
Technical depth: the PIC18F2510 integrates a 10-bit successive-approximation ADC, multiple timers, and a rich set of digital peripherals (USART, MSSP for SPI/I2C) on a single die, reducing BOM cost. The 28-pin QFN-EP package exposes the central thermal pad for low thermal resistance and provides a compact PCB footprint roughly 6 x 6 mm, suitable for space-constrained embedded designs.
Typical applications include industrial control modules, sensor interface boards, low-power IoT edge nodes, and consumer appliances requiring modest processing with rich I/O. The exposed pad aids thermal dissipation when peripheral I/O is heavily loaded.
When designing with this part, ensure the exposed pad is soldered to a sufficient copper pour for thermal and electrical performance. In-system programming via ICSP requires dedicated pins and should not be reassigned in production layouts.
This page synthesizes distributor pricing, drop-in same-brand Microchip alternatives, and practical design notes not found in the manufacturer datasheet alone, giving engineers a faster path to a working prototype.
直接替換替代品，適用於 PIC18F2510T-I/ML — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC18F2510T-I/ML （相同外形與佔位） — 差異在於 Package, ADC, Core Architecture, Program Memory (Flash), Operating Temperature.
PIC18F2510-I/ML
✅ 直接替換聯絡詢價
查看資料表 →PIC18F2510-E/ML
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC18F25K22-I/ML
✅ 直接替換聯絡詢價
查看資料表 →PIC18F2520-I/ML
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC18F24K50-I/ML
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC18F24Q10-I/ML
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC18F2510T-I/ML 最大額定值與電氣特性
| Product Type | 8-bit Microcontroller (MCU) |
| Family | PIC18F |
| Program Memory (Flash) | 32 KB |
| SRAM | 1536 bytes |
| EEPROM | 256 bytes |
| Maximum CPU Speed | 40 MHz (10 MIPS) |
| Architecture | 8-bit RISC (Harvard) |
| Supply Voltage Range | 2.0 V to 5.5 V |
| I/O Pins | 25 |
| ADC | 10-bit |
| Internal Oscillator | 31 kHz to 8 MHz |
| Hardware Multiplier | 8 x 8 single-cycle |
| Watchdog Timer | Yes (with separate RC oscillator) |
| Idle Mode Current (typ.) | 5.8 uA |
| Sleep Mode Current (typ.) | 0.1 uA |
| 封裝 | 28-pin QFN with Exposed Pad (ML) |
| 安裝類型 | Surface Mount |
| 工作溫度 | -40C to +85C (Industrial, "I") |
| MSL 等級 | 3 |
| RoHS 狀態 | Compliant |
| Packaging | Tape & Reel (T suffix) |
PIC18F2510T-I/ML 腳位配置
| 腳位 1 | MCLR — Master Clear (Reset) input, active low |
| 腳位 2 | RA0/AN0 — PORTA bit 0 / Analog input 0 |
| 腳位 3 | RA1/AN1 — PORTA bit 1 / Analog input 1 |
| 腳位 4 | RA2/AN2/VREF- — PORTA bit 2 / Analog input 2 / ADC VREF- |
| 腳位 5 | RA3/AN3/VREF+ — PORTA bit 3 / Analog input 3 / ADC VREF+ |
| 腳位 6 | RA4/T0CKI — PORTA bit 4 / Timer0 clock input |
| 腳位 7 | RA5/AN4/SS — PORTA bit 5 / Analog input 4 / SPI Slave Select |
| 腳位 8 | VSS — Ground reference |
| 腳位 9 | OSC1/RA7 — Crystal oscillator input / PORTA bit 7 |
| 腳位 10 | OSC2/RA6 — Crystal oscillator output / PORTA bit 6 |
| 腳位 11 | RC0/T1OSO/T1CKI — PORTC bit 0 / Timer1 oscillator output / Timer1 clock |
| 腳位 12 | RC1/T1OSI/CCP2 — PORTC bit 1 / Timer1 oscillator input / CCP2 |
| 腳位 13 | RC2/CCP1 — PORTC bit 2 / CCP1 PWM/capture |
| 腳位 14 | RC3/SCK/SCL — PORTC bit 3 / SPI clock / I2C clock |
| 腳位 15 | RC4/SDI/SDA — PORTC bit 4 / SPI data in / I2C data |
| 腳位 16 | RC5/SDO — PORTC bit 5 / SPI data out |
| 腳位 17 | RC6/TX/CK — PORTC bit 6 / USART TX / USART clock |
| 腳位 18 | RC7/RX/DT — PORTC bit 7 / USART RX / USART data |
| 腳位 19 | VSS — Ground reference |
| 腳位 20 | VDD — Positive supply voltage (2.0V-5.5V) |
| 腳位 21 | RB0/INT0 — PORTB bit 0 / External interrupt 0 |
| 腳位 22 | RB1/INT1 — PORTB bit 1 / External interrupt 1 |
| 腳位 23 | RB2/INT2 — PORTB bit 2 / External interrupt 2 |
| 腳位 24 | RB3/CCP2 — PORTB bit 3 / CCP2 alternate |
| 腳位 25 | RB4 — PORTB bit 4 (interrupt-on-change) |
| 腳位 26 | RB5 — PORTB bit 5 (interrupt-on-change) |
| 腳位 27 | RB6/PGC — PORTB bit 6 / ICSP clock |
| 腳位 28 | RB7/PGD — PORTB bit 7 / ICSP data |
| 腳位 29 | EP — Exposed pad (must be soldered to ground pour) |
典型應用
PIC18F2510T-I/ML 適用於 6 應用s: Industrial Sensor Interface Modules, Low-Power IoT Edge Nodes, Consumer Appliance Control Boards, Automotive Body Electronics (Non-Safety), Educational / Hobby Development Platforms, Display and LED Driver Modules.
Industrial Sensor Interface Modules
The PIC18F2510T-I/ML fits industrial sensor interface modules thanks to its 10-bit ADC, 25 I/O pins, and 2.0V-5.5V wide supply that interfaces directly to 5V transducers and 3.3V logic. Its 10 MIPS throughput handles HART-style sensor linearization, while NanoWatt Sleep at 0.1 uA enables battery-backed 4-20 mA loop-powered designs. The 28-pin QFN-EP provides a compact 6 x 6 mm footprint suitable for DIN-rail mounted analog front-end boards where PCB area is constrained.
推薦
Low-Power IoT Edge Nodes
The PIC18F2510T-I/ML suits battery-powered IoT edge nodes thanks to its NanoWatt Sleep current of 0.1 uA typical and Idle current of 5.8 uA typical, which together enable multi-year battery life on a single CR2032 coin cell. Its 32 KB Flash is sufficient for over-the-air (OTA) bootloaders plus application firmware, while the internal 31 kHz-8 MHz oscillator eliminates an external crystal for cost-sensitive wireless sensor nodes. The wide 2.0V-5.5V supply tolerates direct Li-ion / alkaline battery sources without additional regulation.
推薦
Consumer Appliance Control Boards
The PIC18F2510T-I/ML drives consumer appliance control boards (coffee machines, washing machines, dishwashers) using its 25 I/O pins to scan keypads, drive LED indicators, and triac-control AC loads. The Fail-Safe Clock Monitor detects oscillator faults and shuts the system down safely, a critical feature for unattended home appliances. Its 2.0V-5.5V supply simplifies designs that must run from rectified 5V or 3.3V rails, and the 32 KB Flash is enough for menu-driven user interfaces with capacitive touch sensing.
推薦
Automotive Body Electronics (Non-Safety)
The PIC18F2510T-I/ML fits non-safety automotive body electronics such as HVAC control panels, seat-position memory modules, and interior lighting controllers where its 2.0V-5.5V supply withstands load-dump transients when paired with a TVS diode. The 8-bit PIC18 core and 32 KB Flash support classic CAN-equivalent LIN slave stacks for body networks, while the wide operating temperature reaches the -40C to +85C industrial range required for cabin-mounted modules. Note that AEC-Q100 automotive grade is NOT qualified on this part - use PIC18F25K22-I/ML or AEC-Q100 members for safety-relevant ECUs.
推薦
Educational / Hobby Development Platforms
The PIC18F2510T-I/ML serves as the main MCU on educational development boards thanks to its mature PIC18 instruction set, free MPLAB X IDE, and free XC8 compiler support. The 28-pin QFN package is breadboard-friendly when paired with a breakout PCB, exposing all 25 I/O pins plus ICSP programming pins for student projects. The 32 KB Flash comfortably hosts typical course projects such as digital thermometers, PWM motor controllers, and I2C peripheral demos.
推薦
Display and LED Driver Modules
The PIC18F2510T-I/ML drives small display and LED driver modules using its hardware PWM, USART, and MSSP (SPI/I2C) peripherals. With 25 I/O pins it can scan 8x8 LED matrices or drive multi-segment LED displays via external shift registers over SPI. The 10 MIPS core sustains bit-banged protocols for WS2812-style addressable LEDs while the 32 KB Flash stores large color-pattern lookup tables. The 28-pin QFN exposed pad aids heat dissipation when LEDs are PWM-switched at high current.
推薦
推薦產品摘要
工程參考資料，適用於 PIC18F2510T-I/ML — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | PIC18F2510-I/ML | PIC18F2510-E/ML | PIC18F25K22-I/ML | PIC18F2520-I/ML | PIC18F24K50-I/ML | PIC18F24Q10-I/ML |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-pin QFN with EP (ML) | 28-pin QFN with EP (ML) | 28-pin QFN with EP (ML) | 28-pin QFN (ML) | 28-pin QFN (ML) | 28-pin QFN (ML) | 28-pin QFN (ML) |
| Program Memory (Flash) | 32 KB | 32 KB | 32 KB | 32 KB | 48 KB | 16 KB | 16 KB |
| SRAM | 1536 bytes | 1536 bytes | 1536 bytes | 1536 bytes | 3936 bytes | 2048 bytes | 2048 bytes |
| Maximum CPU Speed | 40 MHz (10 MIPS) | 40 MHz (10 MIPS) | 40 MHz (10 MIPS) | 64 MHz (16 MIPS) | 40 MHz (10 MIPS) | 48 MHz (12 MIPS) | 64 MHz (16 MIPS) |
| Operating Voltage Range | 2.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V | 1.8V to 5.5V | 2.0V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| USB Peripheral | No | No | No | No | No | Yes (USB 2.0 Full-Speed) | No |
主要差異化特點
- Wide 2.0V-5.5V supply supports both 3.3V and 5V designs without level shifters (對比PIC18F24K22-I/ML)
- Mature, stable firmware ecosystem with 20+ years of reference designs (對比PIC18F24Q10-I/ML)
- NanoWatt Sleep at 0.1 uA typical vs older PIC16 baseline of 1 uA+ (對比PIC16F877A-I/P)
設計說明
Estimated: at maximum CPU speed (40 MHz, 5.5V) the PIC18F2510T-I/ML draws approximately 11 mA active. With QFN-28 theta_JA of ~24 C/W (4-layer JEDEC board), worst-case junction temperature rise is about 4 C above ambient - well within the -40C to +85C industrial rating. For hand-soldered prototypes or single-layer boards, ensure the exposed pad is soldered to at least 100 mm^2 of copper pour to keep theta_JA under 30 C/W. No external heatsink is required for normal industrial use.
Place a 100 nF decoupling capacitor within 3 mm of the VDD pin (pin 20) and a 10 uF bulk capacitor on the same supply rail. The exposed pad (pin 29) must be soldered to the ground plane with multiple thermal vias (typically 5-9 vias of 0.3 mm diameter) to maximize heat dissipation and provide a low-inductance ground return. Keep high-speed traces (USART, SPI clock) short and route them over a continuous ground plane to reduce EMI. Route the ICSP pins (RB6/PGC, RB7/PGD) to a header that is accessible without removing the MCU from the board for field firmware updates.
Do not connect the MCLR pin directly to VDD without a pull-up resistor - the in-circuit serial programming (ICSP) requires MCLR to be driven low during programming. Use a 10 kohm pull-up to VDD and a 100 nF capacitor to ground for a typical reset circuit. Avoid using the RA4 pin as a digital output - it is an open-drain output that requires an external pull-up. Finally, do not exceed 5.5V on any I/O pin; if your design uses a 5V rail with hot-plug signals, add a series resistor or TVS diode for protection.
Estimated: Sleep mode current is typically 0.1 uA at 3V and can reach 1 uA at 5.5V, while Idle mode is 5.8 uA typical. To minimize Sleep current in battery applications, disable all peripherals (ADC, USART, MSSP) before executing the SLEEP instruction, and switch unused I/O pins to outputs driving low to avoid floating-input leakage. If the WDT is enabled, expect an additional 1-7 uA depending on the postscaler; use the dedicated WDT postscaler and disable WDT when not needed for ultra-low-power designs.
合規資訊
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - do not use for automotive safety-relevant ECUs. Lead-free matte-tin terminations. Halogen-free per Microchip's standard environmental policy for flash microcontrollers.
