PIC18LF2510-I/SO - 40MHz 8-bit MCU 32KB Flash 28-SOIC | Microchip
MPN: PIC18LF2510-I/SO ✓ فعالPIC18LF2510-I/SO جائزہ
An 8-bit PIC microcontroller is a single-chip computer built around Microchip's RISC Harvard architecture. The PIC18 family sits between the legacy PIC16 mid-range parts and the 16-bit dsPIC DSC devices, offering 16-bit wide program words, 8-bit data, an 8x8 hardware multiplier, and a 31-level hardware stack. This class of MCU is a hypernym of 'microcontroller' into 'microcontroller IC' into '8-bit MCU' into 'PIC18' into 'PIC18F2x1x'; functionally it remains one of the simplest and lowest-power paths to deterministic embedded firmware. Compared to 32-bit MCUs, PIC18 parts trade raw throughput for predictable interrupt latency, very small code footprint, and decades of stable toolchain support.
The most differentiating electrical features are 32 KB self-programmable Flash, 1536 bytes of SRAM, 256 bytes of EEPROM, 25 mA sink/source per I/O, a 10-bit A/D converter, nanoWatt dynamic power management with multiple idle/sleep states, and on-chip In-Circuit Serial Programming (ICSP) plus In-Circuit Debug (ICD). The 40 MHz oscillator delivers 10 MIPS of throughput, which is sufficient for typical consumer, sensor, and motor-control loops.
The architecture combines a RISC CPU with separate program Flash and data EEPROM buses, an 8-level hardware multiplier for DSP-style operations, and a flexible interrupt controller supporting two priority levels. The advanced peripheral set on the SO-28 pinout exposes USART, MSSP, CCP/ECCP, and comparator modules that map cleanly to common mixed-signal interfaces.
Typical applications include consumer appliance control, HVAC thermostat and sensor interfaces, low-power remote sensor hubs, industrial control logic, USB/HID interface co-processors, and small motor-control boards. The wide 2.0 V-5.5 V range also makes the part well suited to battery-powered or 3.3 V regulated-rail designs.
When designing with the PIC18LF2510-I/SO, plan decoupling on VDD/AVDD/VSS and keep analog reference traces short; the 28-pin SOIC offers larger thermal copper area than SSOP, easing high-current I/O designs and simplifying hand-prototyping compared to QFN equivalents. Engineers evaluating migration paths from PIC16 mid-range parts should note the PIC18's extended instruction set, 16-bit program word, and increased interrupt priority capability.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. Pricing references are stated 'as of 2026-09-28' from current distributor listings and may vary by quantity break.
کے لیے ڈراپ اِن متبادل PIC18LF2510-I/SO — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC18LF2510-I/SO (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, ADC, Operating Temperature, Core, I/O Pins.
PIC18F2510-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF2520-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF2510-I/ML
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18F2520-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF2523-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18LF2510-I/SO زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | PIC18 RISC 8-bit |
| Program Memory | 32 KB Flash (16K x 16 words) |
| Data SRAM | 1536 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 40 MHz (10 MIPS) |
| سپلائی وولٹیج | 2.0 V to 5.5 V |
| آپریٹنگ درجہ حرارت | -40 C to +85 C (industrial) |
| I/O Pins | 25 (28-pin package: 25 digital I/O + 1 input-only) |
| ADC | 10-bit, up to 11 channels |
| Timers | Timer0/1/2/3 (16-bit + 8-bit mix) |
| Communication | USART (EUSART), MSSP (SPI/I2C) |
| PWM Modules | CCP + Enhanced CCP (ECCP) |
| Comparators | 2 on-chip analog comparators |
| Program Memory Type | Flash (self-programmable) |
| پیکیج | 28-pin SOIC (wide body, SO) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| Lead-Free / RoHS | Lead-free, RoHS compliant |
| ICSP / ICD | Yes (In-Circuit Serial Programming + Debug) |
PIC18LF2510-I/SO پن کنفیگریشن
| پن 1 | MCLR/Vpp/RE3 — Master Clear (reset) input / programming voltage / RE3 input-only |
| پن 2 | RA0/AN0/CVREF — PORTA bit 0 / analog input 0 / comparator voltage reference output |
| پن 3 | RA1/AN1 — PORTA bit 1 / analog input 1 |
| پن 4 | RA2/AN2/VREF- — PORTA bit 2 / analog input 2 / ADC VREF- |
| پن 5 | RA3/AN3/VREF+ — PORTA bit 3 / analog input 3 / ADC VREF+ |
| پن 6 | RA4/T0CKI/C1OUT — PORTA bit 4 / Timer0 clock input / comparator 1 output |
| پن 7 | RA5/AN4/C2OUT — PORTA bit 5 / analog input 4 / comparator 2 output |
| پن 8 | Vss — Ground reference |
| پن 9 | OSC1/CLKI/RA7 — Oscillator input / external clock input / PORTA bit 7 |
| پن 10 | OSC2/CLKO/RA6 — Oscillator output / clock output / PORTA bit 6 |
| پن 11 | RC0/T1OSO/T1CKI — PORTC bit 0 / Timer1 oscillator output / Timer1 clock input |
| پن 12 | RC1/T1OSI/CCP2 — PORTC bit 1 / Timer1 oscillator input / CCP2 I/O |
| پن 13 | RC2/CCP1 — PORTC bit 2 / ECCP1 PWM output |
| پن 14 | RC3/SCK/SCL — PORTC bit 3 / SPI clock / I2C clock |
| پن 15 | RC4/SDI/SDA — PORTC bit 4 / SPI data in / I2C data |
| پن 16 | RC5/SDO — PORTC bit 5 / SPI data out |
| پن 17 | RC6/TX/CK — PORTC bit 6 / USART async transmit / USART sync clock |
| پن 18 | RC7/RX/DT — PORTC bit 7 / USART async receive / USART sync data |
| پن 19 | Vss — Ground reference |
| پن 20 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| پن 21 | RB0/INT0/FLT0 — PORTB bit 0 / external interrupt 0 / PWM fault input |
| پن 22 | RB1/INT1 — PORTB bit 1 / external interrupt 1 |
| پن 23 | RB2/INT2 — PORTB bit 2 / external interrupt 2 |
| پن 24 | RB3/CCP2 — PORTB bit 3 / CCP2 I/O |
| پن 25 | RB4 — PORTB bit 4 |
| پن 26 | RB5/PGM — PORTB bit 5 / low-voltage ICSP programming input |
| پن 27 | RB6/PGC — PORTB bit 6 / ICSP clock input |
| پن 28 | RB7/PGD — PORTB bit 7 / ICSP data I/O |
عام استعمالات
PIC18LF2510-I/SO کے لیے موزوں ہے 6 ایپلیکیشنs: Consumer Appliance Control, HVAC Thermostat & Sensor Interface, Low-Power Remote Sensor Hub, Industrial Control Logic Module, Small Motor-Control Board, USB / HID Interface Co-Processor.
Consumer Appliance Control
The PIC18LF2510-I/SO is well suited to washing-machine, dishwasher, microwave, and small-appliance control boards that need deterministic firmware response and long-term supply stability. Its 10 MIPS of throughput at 40 MHz is sufficient for keypad scanning, LED/LCD multiplexing, relay and triac sequencing, and rotary encoder inputs, while the 32 KB program space absorbs full-feature appliance firmware with margin. The 2.0 V-5.5 V supply range lets the same firmware run on both 3.3 V and 5 V rails, simplifying BOM across product variants. nanoWatt power-management modes reduce standby current when the appliance is idle, helping meet energy-star requirements. Compared to 32-bit MCUs, the PIC18F2x1x family offers a lower cost, longer product-lifecycle commitment, and a much smaller code footprint - all decisive in cost-sensitive consumer designs.
تجویز کردہ
HVAC Thermostat & Sensor Interface
The PIC18LF2510-I/SO integrates 10-bit ADC, analog references, and comparator modules that are well suited to HVAC thermostat and environmental-sensor interface boards. Its 25 digital I/O pins drive LCDs, keypads, relay coils, and triac interfaces without external expanders, while the 11-channel ADC handles temperature, humidity, and pressure sensors with simultaneous sampling. The wide 2.0-5.5 V supply allows direct battery or 24 V rectified-rail operation with simple regulators. nanoWatt idle modes cut standby draw below 1 uA, meeting thermostat battery-life targets. The industrial -40 C to +85 C operating range covers indoor HVAC equipment and unconditioned-space sensor nodes. Compared with newer Cortex-M0 parts, the PIC18 architecture offers simpler toolchain, mature firmware libraries, and lower BOM cost.
تجویز کردہ
Low-Power Remote Sensor Hub
The PIC18LF2510-I/SO's nanoWatt technology and 2.0 V-5.5 V operating range suit battery-powered remote sensor hubs that wake periodically, read a measurement, transmit over UART or SPI, and return to deep sleep. The 1536 bytes of SRAM is enough to buffer a Modbus or LoRaWAN frame without external memory, while the 256-byte EEPROM stores calibration constants across power cycles. The 10-bit ADC, two comparators, and a hardware multiplier let the MCU run sensor linearization and FFT-style pre-processing on chip, offloading the radio co-processor. Industrial temperature rating supports outdoor enclosures and unheated cabinets. Compared with low-power Cortex-M0+ parts, the PIC18 delivers shorter wake latency, smaller code footprint, and Microchip's mature XLP toolchain.
تجویز کردہ
Industrial Control Logic Module
The PIC18LF2510-I/SO's 40 MHz core, USART, MSSP (SPI/I2C) and Enhanced CCP modules suit industrial control logic modules - PLC-style digital input/output expanders, isolated RS-485 gateways, and small motor-driver co-processors. The 32 KB Flash holds typical ladder-logic interpreter firmware, while 1536 bytes of SRAM handles Modbus RTU frame buffering and PID control loop variables. Hardware-capable to ignore transient noise on 24 V industrial inputs via on-chip comparators and timers. The 25-mA sink/source per pin directly drives opto-isolated inputs and small relays without buffers. The wide SOIC-28 footprint simplifies hand-soldering for prototype and low-volume industrial builds, and the industrial -40 C to +85 C temperature grade covers factory-floor environments.
تجویز کردہ
Small Motor-Control Board
The PIC18LF2510-I/SO is appropriate for small brushed-DC and stepper motor-control boards where its Enhanced CCP (ECCP) module generates complementary PWM with programmable dead-band, dead-time control, and fault-input shutdown. The 40 MHz core closes a 10 kHz current-control loop with margin to spare for communication and housekeeping tasks. On-chip comparators support back-EMF sensing for sensorless trapezoidal commutation of small fans and pumps. The 25-mA I/O source/sink directly drives small gate drivers and discrete half-bridges. The industrial temperature rating and 5.5 V supply tolerance cover automotive under-hood and industrial pump applications. Compared with dedicated motor-control MCUs, the PIC18F2x1x offers a lower cost path and a familiar firmware platform for engineers already using MPLAB X.
تجویز کردہ
USB / HID Interface Co-Processor
The PIC18LF2510-I/SO is appropriate as a USB/HID interface co-processor in legacy equipment where a host-side firmware upgrade is undesirable but USB connectivity is mandatory. Its USART and CCP modules implement USB-serial bridges, USB-HID game controllers, or hid-class indicator panels with on-chip ICSP/ICD for field re-flashing. The 32 KB Flash holds full USB stack plus application logic, while 1536 bytes of SRAM supports HID report buffers and CDC-ACM line state machines. The 2.0-5.5 V range lets the part run directly from USB VBUS or 3.3 V regulated rails. Industrial temperature grade and Microchip's mature USB framework shorten time-to-market for retrofit designs. Compared with newer USB-capable Cortex-M0 parts, the PIC18F2x1x offers Microchip's stable USB stack and decades of HID reference code.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC18LF2510-I/SO — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC18F2510-I/SO | PIC18LF2520-I/SO | PIC18LF2510-I/ML | PIC18F2520-I/SO | PIC18LF2523-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC (wide-body SO) | 28-SOIC (wide-body SO) - same | 28-SOIC (wide-body SO) - same | 28-QFN (ML) - same die | 28-SOIC (wide-body SO) - same | 28-SOIC (wide-body SO) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Architecture | PIC18 8-bit RISC | PIC18 8-bit RISC | PIC18 8-bit RISC | PIC18 8-bit RISC | PIC18 8-bit RISC | PIC18 8-bit RISC |
| Program Flash | 32 KB (16K x 16) | 32 KB (16K x 16) - same | 32 KB (16K x 16) - same | 32 KB (16K x 16) - same | 32 KB (16K x 16) - same | 32 KB - same family |
| Maximum CPU Speed | 40 MHz (10 MIPS) | 40 MHz - same | 40 MHz - same | 40 MHz - same | 40 MHz - same | 40 MHz - same |
| Supply Voltage | 2.0 V to 5.5 V | 4.2 V to 5.5 V (standard F) | 2.0 V to 5.5 V - same | 2.0 V to 5.5 V - same | 4.2 V to 5.5 V (standard F) | 2.0 V to 5.5 V - similar |
| I/O Pins | 25 | 25 - same | 25 - same | 25 - same | 25 - same | 25 - same |
| ADC | 10-bit, 11 channels | 10-bit, 11 channels - same | 10-bit, 11 channels - same | 10-bit, 11 channels - same | 10-bit, 11 channels - same | 10-bit, 12 channels - enhanced |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
اہم امتیازی خصوصیات
- Low-voltage 2.0 V to 5.5 V operation across full 40 MHz range (بمقابلہPIC18F2510-I/SO)
- Same 32 KB Flash and 1536 SRAM as PIC18F2510 in low-voltage envelope (بمقابلہPIC18F2520-I/SO)
- Wide-body SOIC package simplifies hand-prototyping (بمقابلہPIC18LF2510-I/ML (QFN-28))
- 10 MIPS throughput with deterministic interrupt latency (بمقابلہ32-bit Cortex-M0 MCUs in the same price tier)
ڈیزائن نوٹس
Decouple each VDD pin (pin 20) with a 100 nF ceramic capacitor placed as close to the IC as possible; add a bulk 10 uF tantalum or aluminum-polymer capacitor at the supply entry point for transient load handling. The PIC18LF2510 also requires a clean analog supply if the ADC is in use - place a separate 100 nF cap on the AVdd-equivalent rail and consider a small ferrite bead between digital and analog VDD to suppress MCU switching noise. nanoWatt modes (Sleep, Idle) reduce quiescent current but require the on-chip voltage regulator's bulk capacitor to retain enough charge for clean wake-up; verify that the bulk capacitor meets the datasheet's minimum ESR specification.
Route the ICSP/ICD pins (RB6/PGC, RB7/PGD, MCLR/Vpp) to a dedicated 5-pin header or test pad pattern so the board can be programmed and debugged in-circuit; Microchip's MPLAB ICD 4 and PICkit 5 both expect these pins accessible. Keep the MCLR pull-up (typically 10 kOhm) close to the MCU, and route the ICSP signals away from analog signals and high-current switching traces to avoid noise coupling into the programming interface. The 28-SOIC package has adequate thermal copper area for hand-prototyping; ensure the SOIC land pattern uses the standard 1.27 mm pitch recommended by Microchip.
Do not assume the PIC18LF2510 and PIC18F2510 share the same Vdd/clock envelope - the LF variant operates from 2.0 V across the full 40 MHz range, while the F variant requires at least 4.2 V for full speed. When migrating firmware between LF and F parts, verify the CONFIG words (oscillator, brown-out, watchdog) match the target part or the MCU may fail to start. The 28-pin SOIC variant omits some analog channels available on the 40-pin PIC18F2510 - confirm pin count requirements before substituting the SOIC-28 for a 40-pin DIP/PLCC design. Lastly, the LF2510 does not include a USB peripheral; designs that need USB connectivity should select the PIC18LF14K50 or PIC18F4550 family instead.
The PIC18LF2510's 10-bit ADC is sensitive to digital switching noise on VDD - keep the analog reference pins (RA3/VREF+, RA2/VREF-) short and bypassed with 100 nF capacitors. When using the on-chip comparators for sensor interfaces, route the comparator input pins (RA0-RA5) away from PWM outputs (RC1/CCP2, RC2/CCP1) to minimize capacitive coupling. For SPI or I2C bus runs longer than 50 mm, add 4.7 kOhm pull-ups on SCL/SDA and series resistors near the MCU to dampen reflections. The MSSP module supports both 100 kHz Standard and 400 kHz Fast I2C modes - verify the chosen pull-up resistor values can meet the rise-time specification for the selected bus speed.
تعمیل کی معلومات
RoHS compliant per Microchip product environmental compliance information. Not AEC-Q100 qualified - automotive applications should select AEC-Q100 qualified variants from the PIC18 K-family. Lead-free and halogen-free per Microchip material declaration.
