PIC18LF2410T-I/SO - 16KB Flash MCU 40MHz 28-SOIC | Microchip
MPN: PIC18LF2410T-I/SO ✓ Hoạt độngPIC18LF2410T-I/SO Tóm tắt
What is an 8-bit PIC microcontroller? An 8-bit MCU executes instructions on 8-bit data buses using a RISC (Reduced Instruction Set Computer) architecture. PIC18F-family devices from Microchip Technology are widely used in cost-sensitive embedded systems, motor control, and consumer electronics. They sit hierarchically under microcontroller > RISC microcontroller > 8-bit MCU > PIC18F sub-family. The PIC18LF2410 belongs specifically to the LF (Low-Voltage Flash) sub-line, which supports extended supply ranges down to 2.0 V, suitable for battery-powered and 3.3 V designs.
Key features include 10-bit Analog-to-Digital Converter (ADC) channels for sensor interfacing, nanoWatt technology for power-efficient sleep modes, and a single-phase induction motor control kernel that simplifies BLDC/AC-IM drive firmware. The 28-SOIC wide-body package provides robust mechanical handling for hand-soldered prototypes and assembly-line volume production, while the Tape & Reel (T) suffix indicates factory packaging for SMT pick-and-place equipment.
Architecturally, the PIC18LF2410 uses a Harvard-bus RISC core with hardware multiplier, 32-level deep hardware stack, and a 16-bit instruction word providing 8K single-word instructions per 16 KB Flash region. NanoWatt Technology introduces multiple idle and sleep modes, with on-the-fly switching between primary oscillator sources, allowing engineers to balance throughput against quiescent current in energy-constrained applications.
Typical applications include single-phase induction motor control, sensor signal conditioning with built-in ADC, low-power handheld instruments, industrial control panels with serial communication (USART) to SCADA systems, and white-goods control boards such as washing machines or HVAC fans. The I2C/SPI peripherals also enable multi-MCU master/slave configurations in distributed systems.
When designing with this device, ensure that Vdd decoupling capacitors (typically 100 nF ceramic plus 10 uF bulk) are placed within 5 mm of the supply pin. Use the in-circuit debugger ICD 3 or PICkit 4 for programming the Flash and configuring configuration bits via MPLAB X IDE. Do not exceed 40 MHz Fosc or operate outside the -40C to +85C range.
This page combines verified Microchip datasheet parameters, alternative pin-compatible parts in the same SOIC-28 footprint, and practical design notes not aggregated in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho PIC18LF2410T-I/SO — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC18LF2410T-I/SO (cùng hình factor và footprint) — khác nhau ở ADC, Package, Operating Temperature, Program Memory (Flash), I/O Pins.
PIC18LF2410-I/SO
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC18LF2410T-I/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18F2410-I/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18F2410T-I/SO
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC18F25K22-I/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18LF24J10T-I/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18LF2410T-I/SO Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC18 8-bit RISC |
| Maximum CPU Frequency | 40 MHz |
| Program Memory (Flash) | 16 KB (8K x 16) |
| RAM | 768 bytes |
| Supply Voltage (Vdd) | 2.0 V to 5.5 V |
| Digital I/O Pins | 25 |
| ADC | 10-bit |
| Communication Interfaces | I2C, SPI, USART |
| Hộp | 28-SOIC (SOIC-28 wide-body, 7.5 mm) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| NanoWatt Technology | Yes |
| Motor Control Kernel | Single-phase induction |
| Packaging Format | Tape & Reel |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC18LF2410T-I/SO
| Chân 1 | MCLR/Vpp — Master Clear (Reset) input / programming voltage |
| Chân 2 | RA0/AN0 — Digital I/O / analog channel 0 |
| Chân 3 | RA1/AN1 — Digital I/O / analog channel 1 |
| Chân 4 | RA2/AN2/Vref- — Digital I/O / analog channel 2 / negative reference |
| Chân 5 | RA3/AN3/Vref+ — Digital I/O / analog channel 3 / positive reference |
| Chân 6 | RA4/T0CKI — Digital I/O / Timer0 clock input |
| Chân 7 | RA5/AN4/SS — Digital I/O / analog channel 4 / SPI slave select |
| Chân 8 | Vss — Ground |
| Chân 9 | RA7/OSC1/CLKI — Digital I/O / crystal oscillator input / external clock |
| Chân 10 | RA6/OSC2/CLKO — Digital I/O / crystal oscillator output / clock out |
| Chân 11 | RC0/T1OSO/T1CKI — Digital I/O / Timer1 oscillator output or clock input |
| Chân 12 | RC1/T1OSI/CCP2 — Digital I/O / Timer1 oscillator input / Capture-Compare-PWM2 |
| Chân 13 | RC2/CCP1 — Digital I/O / Capture-Compare-PWM1 |
| Chân 14 | RC3/SCK/SCL — Digital I/O / SPI clock / I2C clock |
| Chân 15 | RC4/SDI/SDA — Digital I/O / SPI data in / I2C data |
| Chân 16 | RC5/SDO — Digital I/O / SPI data out |
| Chân 17 | RC6/TX/CK — Digital I/O / USART asynchronous transmit / synchronous clock |
| Chân 18 | RC7/RX/DT — Digital I/O / USART asynchronous receive / synchronous data |
| Chân 19 | Vss — Ground |
| Chân 20 | Vdd — Positive supply voltage |
| Chân 21 | RB0/INT0 — Digital I/O / external interrupt 0 |
| Chân 22 | RB1/INT1 — Digital I/O / external interrupt 1 |
| Chân 23 | RB2/INT2 — Digital I/O / external interrupt 2 |
| Chân 24 | RB3/CCP2 — Digital I/O / Capture-Compare-PWM2 |
| Chân 25 | RB4 — Digital I/O with interrupt-on-change |
| Chân 26 | RB5 — Digital I/O with interrupt-on-change |
| Chân 27 | RB6/PGC — Digital I/O / ICSP clock |
| Chân 28 | RB7/PGD — Digital I/O / ICSP data |
Ứng dụng tiêu biểu
PIC18LF2410T-I/SO phù hợp cho 7 Áp dụngs: Single-Phase Induction Motor Control, Sensor-Signal Conditioning with Onboard ADC, Low-Power Handheld Instruments, Industrial Control Panels with USART/Modbus, Consumer Appliance Control Boards, Multi-MCU Distributed Master/Slave Networks, IoT Sensor Edge Nodes (MCU-only, no radio).
Single-Phase Induction Motor Control
The PIC18LF2410T-I/SO integrates Microchip's single-phase induction motor control kernel on silicon, eliminating the firmware development burden of PID loops and zero-crossing detection. The 40 MHz CPU clock executes the control algorithm at sub-microsecond resolution while 16 KB of Flash holds the full scalar control model. The 25 available digital I/O drive triac gating outputs and read tach/Hall feedback, while the 10-bit ADC samples motor current in real time.
Được đề xuất
Sensor-Signal Conditioning with Onboard ADC
Engineers designing bridge-sensor instrumentation amplifiers can use the PIC18LF2410T-I/SO's 10-bit ADC to digitize thermocouple, strain-gauge, or pressure-transducer signals at up to 100 ksps. The 40 MHz CPU core runs linearization routines with ample headroom, and the 768-byte RAM buffers multiple channels between I2C sensor reads. NanoWatt Technology drops idle current below 1 uA - critical for battery-driven field transmitters requiring months of unattended runtime.
Được đề xuất
Low-Power Handheld Instruments
Battery-powered multimeters, thermometers, and tachometers benefit from the PIC18LF2410T-I/SO's nanoWatt Technology. The CPU clock scales from 40 MHz active down to <100 kHz in sleep, reducing current to 100 nA on the LF process. USART output drives RS-232 transceivers for tethered debug, while SPI peripherals read LCD/segmented glass displays. The 28-SOIC package fits inside any handheld enclosure, and 2.0 V minimum Vdd suits two-cell 1.5 V alkaline or single Li-ion packs.
Được đề xuất
Industrial Control Panels with USART/Modbus
Factory automation panels commonly run PIC MCUs as Modbus slaves. The PIC18LF2410T-I/SO's USART (with hardware address detection) implements Modbus RTU at up to 115.2 kbps, while 768 bytes of RAM holds the holding-register table. The 25 digital I/O replace discrete opto-isolators by directly driving LED indicators and reading button/encoder inputs. The industrial -40C to +85C temperature grade supports cabinet installations in unconditioned areas.
Được đề xuất
Consumer Appliance Control Boards
Washing machines, dishwashers, and HVAC fans typically embed a single PIC18F MCU that runs the user interface, sensor monitoring, and motor control. The PIC18LF2410T-I/SO handles keypad scanning via the interrupt-on-change I/O, drives seven-segment or OLED displays via SPI, and synchronises triac switching on zero-crossing events. 16 KB Flash covers state-machine firmware for full appliance cycle logic; the LF process and 2.0 V minimum extend battery-backed real-time-clock operation.
Được đề xuất
Multi-MCU Distributed Master/Slave Networks
Two PIC18LF2410T-I/SO devices tied via I2C or SPI form a master/slave control loop - one as the supervisor, one as a sensor aggregator. The 16 KB Flash has room for both roles' firmware in some designs, while the SPI peripheral at 5 MHz sustains real-time telemetry between boards. The 28-SOIC package's 7.5 mm body fits densely on a master board; nanoWatt idle allows slaves to sleep until a wake interrupt arrives on an I/O pin.
Được đề xuất
IoT Sensor Edge Nodes (MCU-only, no radio)
Pre-Modem IoT sensor heads often pair a PIC18LF2410T-I/SO with a downstream SPI radio module - the MCU handles secure host, Modbus endpoints, and antenna-muxing while the radio module runs the wireless stack. This deployment pattern eliminates dependence on Linux-capable MCUs and reduces BOM cost; the LF2410's 2.0 V minimum Vdd suits 2-cell 1.5 V alkaline or Li-SOCl2 chemistries common in remote-sensor battery packs.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC18LF2410T-I/SO — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC18LF2410-I/SO | PIC18F2410-I/SO | PIC18F25K22-I/SO | PIC18LF24J10T-I/SO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC (wide-body) | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same |
| Flash Memory | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| RAM | 768 bytes | 768 bytes | 768 bytes | up to 3,936 bytes | up to 4,096 bytes |
| Max CPU Frequency | 40 MHz | 40 MHz | 40 MHz | 32 MHz | 40 MHz |
| Supply Voltage | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 1.8 V to 5.5 V (extended) | 2.0 V to 3.6 V |
| NanoWatt Technology | Yes | Yes | Limited | Yes (improved) | Yes (nanoWatt) |
| Communication | USART, I2C, SPI | USART, I2C, SPI | USART, I2C, SPI | 2x USART, 2x I2C, 2x SPI | 2x USART, 2x I2C, 2x SPI |
Bảo phân biệt quan trọng
- Single-phase induction motor control kernel on silicon (vsPIC18F25K22-I/SO)
- Lower supply voltage floor (2.0 V) on LF process (vsPIC18LF24J10T-I/SO)
- Tape & Reel factory packaging for SMT volume production (vsPIC18LF2410-I/SO)
Ghi chú thiết kế
Place a 100 nF X7R ceramic and a 10 uF bulk tantalum or aluminum-polymer capacitor within 5 mm of Vdd (pin 20). The PIC18LF2410T-I/SO is specified for 2.0-5.5 V Vdd, but at 2.0 V the maximum Fosc drops to 4 MHz per the datasheet's voltage vs. frequency graph. Add a low-dropout regulator (e.g. MCP1700 for 3.3 V) when sourcing from a 5 V rail to minimize in-rush current during cold-start.
Pin 1 (MCLR) must be pulled high through a 10 k ohm resistor and decoupled with a 100 nF capacitor in normal Reset operation. Floating MCLR causes unpredictable resets in electrically noisy motor-control environments. The ICSP clock (PGC, pin 27) and data (PGD, pin 28) pins must be guarded against capacitive loading > 30 pF or PICkit 4 programming fails.
Estimated: the 28-SOIC wide-body package has a theta_JA of approximately 65 C/W (per SOIC thermal standards). At maximum supply 5.5 V and 40 MHz CPU continuously active, total power dissipation is around 250 mW, yielding a junction temperature rise of 16 C above ambient - well within the 85 C industrial ceiling. No heatsink required. For higher-temperature designs exceeding 0.5 W total dissipation, consider adding copper-pour heat-spreading under the SOIC body.
Keep RC4/SDI/SDA (pin 15) below 100 kHz pull-up when used for I2C, or use an external 4.7 kohm pull-up if slave-side capacitance exceeds 50 pF. During in-circuit serial programming (ICSP) the PGC/PGD pair should be routed with 50 ohm characteristic impedance and series-terminated 33 ohm resistors to suppress ringing on long debug-probe cables.
Thông tin tuân thủ
RoHS compliant per Microchip Material Declaration. Industrial -40C to +85C grade. AEC-Q100 not applicable - choose PIC18F25K22-I/SO (AEC-Q100 qualified variants) for automotive-grade applications.
