PIC18F4410-I/ML - 8-Bit 40MHz 16KB Flash MCU, 44-QFN | Microchip
MPN: PIC18F4410-I/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.4 | $6.40 |
| 10 | $5.92 | $59.20 |
| 100 | $5.32 | $532.00 |
| 500 | $4.8 | $2,400.00 |
| 1,000 | $4.36 | $4,360.00 |
PIC18F4410-I/ML Overview
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a rich set of on-chip peripherals into a single package, executing one 8-bit data path per instruction. PIC18F microcontrollers belong to the 8-bit MCU family (8-bit MCU -> microcontrollers -> microcomputer -> embedded computing -> semiconductor). They sit beneath 16-bit dsPIC and 32-bit Arm Cortex devices in the Microchip portfolio and are widely used where deterministic interrupt response and low cost matter more than raw MIPS.
Key features of the PIC18F4410 include a 10-bit ADC with up to 13 input channels, a 10-bit PWM module with up to 4 channels, two analog comparators, two USART modules supporting LIN, an SPI port, an I2C master/slave port, two capture/compare/PWM (CCP) modules, and Microchip's nanoWatt Technology for power-managed sleep/idle modes. Up to 36 digital I/O pins are brought out, supporting interrupt-on-change on four pins. The device operates from 2.0 V to 5.5 V across -40C to +85C industrial temperature range.
The PIC18F4410 uses a 16-bit instruction word with 8-bit data path, an internal 31-level hardware stack, and a programmable 16-level priority interrupt controller. An integrated Phase-Locked Loop (PLL) multiplies the external oscillator, while the Fail-Safe Clock Monitor (FSCM) detects primary oscillator failure and switches to the internal LFINTOSC, an essential feature for automotive and industrial control reliability.
Typical applications include consumer white goods (washing-machine controllers, microwave oven control boards), industrial sensor acquisition and instrumentation, HVAC thermostats and boiler control, low-end automotive body and accessory modules, and battery-powered data-logging appliances using nanoWatt sleep states to extend battery life. The 40 MIPS throughput also suits simple closed-loop PID motor-control loops driving small DC or stepper loads.
When designing with the PIC18F4410, place a 100 nF decoupling capacitor on every VDD/VSS pair near the package, and tie the exposed thermal pad (EP) to the PCB ground plane to meet the QFN-44 thermal pad-soldering requirements. Use MPLAB X IDE with the free XC8 compiler; the PICkit 5 in-circuit debugger programs and debugs the device without external hardware.
This page synthesizes distributor pricing, drop-in PIC18F4420/PIC18F4431 alternatives, and practical design notes that supplement (but do not replace) the manufacturer datasheet.
Drop-in alternatives for PIC18F4410-I/ML — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC18F4410-I/ML (same form factor and footprint) — differing in Package, Timers, Operating Temperature, Core Architecture, ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC18F4420-I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
PIC18F4431-I/ML
✅ Drop-In✓ In Stock
$4.85 / Unit
View Datasheet →PIC18F4455-I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
PIC18F4410-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC18F4410T-I/ML
✅ Drop-In✓ In Stock
$2.4 / Unit
View Datasheet →PIC18F4410-I/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC18 (8-bit RISC, Harvard) |
| Program Memory (Flash) | 16 KB (8K x 16) |
| Data SRAM | 768 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Frequency | 40 MHz (10 MIPS) |
| Supply Voltage (VDD) | 2.0 V to 5.5 V |
| Operating Temperature | -40C to +85C (Industrial, "I") |
| I/O Pins | 36 |
| ADC | 10-bit, up to 13 channels |
| PWM | 10-bit, up to 4 channels |
| Capture/Compare/PWM (CCP) | 2 modules |
| Analog Comparators | 2 |
| Communication | 2x USART (LIN), 1x SPI, 1x I2C (M/S) |
| Timers | 4 (8/16-bit combinations) |
| Package | 44-pin QFN (8x8 mm) with Exposed Pad |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC18F4410-I/ML Pin Configuration
| Pin 1 | RA2/AN2/VREF- — PORTA bit 2, ADC input, ADC negative reference |
| Pin 2 | RA3/AN3/VREF+ — PORTA bit 3, ADC input, ADC positive reference |
| Pin 3 | RA4/T0CKI — PORTA bit 4, Timer0 clock input |
| Pin 4 | RA5/AN4/SS/HLVDIN — PORTA bit 5, ADC input, SPI slave select, high/low-voltage detect |
| Pin 5 | VDD — Positive supply (2.0 V - 5.5 V) |
| Pin 6 | VSS — Ground |
| Pin 7 | OSC1/CLKI/RA7 — Crystal/clock input, PORTA bit 7 |
| Pin 8 | OSC2/CLKO/RA6 — Crystal/clock output, PORTA bit 6 |
| Pin 9 | RC0/T1OSO/T13CKI — PORTC bit 0, Timer1 oscillator output, Timer1/Timer3 clock |
| Pin 10 | RC1/T1OSI/CCP2 — PORTC bit 1, Timer1 oscillator input, CCP2 |
| Pin 11 | RC2/CCP1 — PORTC bit 2, CCP1 |
| Pin 12 | RC3/SCK/SCL — PORTC bit 3, SPI clock, I2C clock |
| Pin 13 | RC4/SDI/SDA — PORTC bit 4, SPI data in, I2C data |
| Pin 14 | RC5/SDO — PORTC bit 5, SPI data out |
| Pin 15 | RC6/TX/CK — PORTC bit 6, USART async transmit, sync clock |
| Pin 16 | RC7/RX/DT — PORTC bit 7, USART async receive, sync data |
| Pin 17 | RD0/PSP0 — PORTD bit 0, Parallel Slave Port |
| Pin 18 | RD1/PSP1 — PORTD bit 1, Parallel Slave Port |
| Pin 19 | RD2/PSP2 — PORTD bit 2, Parallel Slave Port |
| Pin 20 | RD3/PSP3 — PORTD bit 3, Parallel Slave Port |
| Pin 21 | RD4/PSP4 — PORTD bit 4, Parallel Slave Port |
| Pin 22 | RD5/PSP5 — PORTD bit 5, Parallel Slave Port |
| Pin 23 | RD6/PSP6 — PORTD bit 6, Parallel Slave Port |
| Pin 24 | RD7/PSP7 — PORTD bit 7, Parallel Slave Port |
| Pin 25 | VSS — Ground |
| Pin 26 | VDD — Positive supply |
| Pin 27 | RB0/INT0/AN12 — PORTB bit 0, external interrupt 0, ADC input 12 |
| Pin 28 | RB1/INT1/AN10 — PORTB bit 1, external interrupt 1, ADC input 10 |
| Pin 29 | RB2/INT2/AN8 — PORTB bit 2, external interrupt 2, ADC input 8 |
| Pin 30 | RB3/INT3/AN9 — PORTB bit 3, external interrupt 3, ADC input 9 |
| Pin 31 | RB4/KBI0/AN11 — PORTB bit 4, interrupt-on-change, ADC input 11 |
| Pin 32 | RB5/KBI1/PGM — PORTB bit 5, interrupt-on-change, LVP program |
| Pin 33 | RB6/KBI2/PGC — PORTB bit 6, interrupt-on-change, ICSP clock |
| Pin 34 | RB7/KBI3/PGD — PORTB bit 7, interrupt-on-change, ICSP data |
| Pin 35 | RE0/RD/AN5 — PORTE bit 0, parallel slave read, ADC input 5 |
| Pin 36 | RE1/WR/AN6 — PORTE bit 1, parallel slave write, ADC input 6 |
| Pin 37 | RE2/CS/AN7 — PORTE bit 2, parallel slave chip select, ADC input 7 |
| Pin 38 | VDD — Positive supply |
| Pin 39 | VSS — Ground |
| Pin 40 | RA0/AN0 — PORTA bit 0, ADC input 0 |
| Pin 41 | RA1/AN1 — PORTA bit 1, ADC input 1 |
| Pin 42 | RA2/AN2/VREF- — PORTA bit 2, ADC input 2, ADC VREF- |
| Pin 43 | RA3/AN3/VREF+ — PORTA bit 3, ADC input 3, ADC VREF+ |
| Pin 44 | MCLR/VPP/RE3 — Master clear (active-low) / Programming voltage / PORTE bit 3 |
Typical Applications
PIC18F4410-I/ML is suitable for 6 applications: Consumer White-Goods Control, HVAC Thermostat and Boiler Control, Industrial Sensor Acquisition and Instrumentation, Battery-Powered Data Logging, Low-End Automotive Body and Accessory Modules, Simple Closed-Loop Motor Speed Control.
Consumer White-Goods Control
The PIC18F4410-I/ML's 36 I/O pins, 13-channel 10-bit ADC, 2 CCP modules, and 10 MIPS throughput make it well suited for washing-machine, dishwasher, and microwave-oven controller boards. The on-chip 10-bit ADC digitizes temperature sensor inputs (NTC/PTC thermistors), water-level probes, and motor-current feedback, while the two CCP modules generate triac-firing pulses for heater elements and variable-speed PWM for drain pumps. With 16 KB of Flash, full firmware plus an IEC 60730 Class B self-test library fits comfortably, and nanoWatt Technology reduces standby consumption below 50 uA to meet ENERGY STAR idle-power budgets.
Recommended
HVAC Thermostat and Boiler Control
HVAC and boiler-control designs benefit from the PIC18F4410's wide 2.0-5.5 V supply range, dual USART with LIN support, and 256-byte EEPROM for non-volatile setpoint storage. The MCU reads thermistor temperatures via the 10-bit ADC, drives a triac optocoupler interface through a CCP PWM channel, and communicates with a remote HVAC controller over LIN-bus. Fail-Safe Clock Monitor ensures the system continues running if the 32.768 kHz watch crystal fails, an essential feature for safety-critical heating regulators. The 44-QFN (8x8 mm) package fits behind a wall-mounted thermostat display.
Recommended
Industrial Sensor Acquisition and Instrumentation
With 13 channels of 10-bit ADC, dual USART, SPI, and I2C peripherals, the PIC18F4410-I/ML can aggregate up to four 4-20 mA analog sensor inputs and stream them over RS-485 MODBUS. Its 40 MHz throughput handles sensor linearization (e.g., thermistor Steinhart-Hart equations) and digital filtering without starving the main control loop. The 8x8 hardware multiplier accelerates RMS calculations on AC-coupled current sensors, and the 768-byte SRAM is sufficient for a 64-point sliding-window filter. The QFN-44 package provides a small PCB footprint suitable for DIN-rail-mounted transducers.
Recommended
Battery-Powered Data Logging
The PIC18F4410's nanoWatt Technology delivers six low-power modes (Doze, Idle, Sleep, Low-Voltage Sleep, etc.) with Sleep current as low as 100 nA when the ADC is disabled. This makes the device suitable for battery-powered data loggers (e.g., environmental sensors, cold-chain temperature recorders) that wake every few minutes, take a 10-bit ADC reading from a temperature/humidity sensor, store it in the 256-byte EEPROM, and return to Sleep. Two AA cells (3.0 V) fall within the device's 2.0-5.5 V operating range, eliminating the need for a boost converter.
Recommended
Low-End Automotive Body and Accessory Modules
Although the PIC18F4410 itself is not AEC-Q100 qualified, its industrial -40C to +85C temperature range and 5.5 V tolerance make it a cost-effective choice for non-safety automotive body modules (window-lift, mirror-adjust, interior-lighting controllers). The 13-channel 10-bit ADC reads battery voltage (12 V/24 V via a resistor divider) and current-sense inputs, while two CCP modules drive brushed DC motors via H-bridge FET drivers. Adding a PIC18F26K80 or PIC18F2580 with on-chip CAN (in the same family) provides an upgrade path for modules requiring bus connectivity.
Recommended
Simple Closed-Loop Motor Speed Control
For brushed-DC motor speed control, the PIC18F4410 reads back-EMF voltage (via 10-bit ADC) and adjusts PWM duty cycle (CCP module) at up to 40 kHz switching frequency with 10-bit resolution. The hardware 8x8 multiply executes PI-loop calculations in tens of microseconds, and the dual USART receives speed setpoint commands from a host controller. The 256-byte EEPROM stores calibration constants (PID coefficients, motor characteristics) that survive power-down. For higher-performance BLDC or PMSM drives, the PIC18F4431 with its 14-bit Power Control PWM is the recommended family member in the same QFN-44 footprint.
Recommended
Recommended Products Summary
Engineering reference data for PIC18F4410-I/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC18F4420-I/ML | PIC18F4431-I/ML | PIC18F4455-I/ML |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Core | PIC18, 8-bit, 40 MHz / 10 MIPS | PIC18, 8-bit, 40 MHz / 10 MIPS | PIC18, 8-bit, 40 MHz / 10 MIPS | PIC18, 8-bit, 48 MHz / 12 MIPS |
| Flash | 16 KB | 32 KB | 16 KB | 24 KB |
| SRAM | 768 B | 2048 B | 768 B | 2048 B |
| ADC | 10-bit, 13 ch | 10-bit, 13 ch | 10-bit, 9 ch | 10-bit, 13 ch |
| PWM | 10-bit, 4 ch (CCP) | 10-bit, 4 ch (CCP) | 14-bit Power Control PWM, 6 ch | 10-bit, 5 ch (CCP+ECCP) |
| USB | No | No | No | USB 2.0 Full-Speed device |
Key Differentiators
- Same QFN-44 footprint with more Flash and SRAM (vs PIC18F4420-I/ML)
- Dedicated 14-bit Power Control PWM for motor drives (vs PIC18F4431-I/ML)
- On-chip full-speed USB 2.0 device (vs PIC18F4455-I/ML)
Design Notes
Place a 100 nF decoupling capacitor on every VDD/VSS pair of the PIC18F4410-I/ML, located within 3 mm of the respective QFN pin traces. The 44-QFN exposed thermal pad (EP) must be soldered to a PCB ground pad and connected to VSS through at least 9 thermal vias (0.3 mm drill, 1.0 mm pitch) to meet the IPC-7351 land-pattern requirement. Without proper EP soldering, junction-to-ambient thermal resistance (theta_JA) rises from 35 C/W to above 60 C/W, risking thermal shutdown at high ambient temperatures. Keep ADC reference traces (VREF+/VREF-) short and surrounded by a ground guard ring.
Brown-out detection must be enabled in the configuration bits (BOREN = enabled) for industrial and automotive designs to prevent code runaway during VDD dips below 2.0 V. Set the BOR voltage threshold (BORV) to the lowest supply level acceptable for the application (e.g., 2.0 V for 3.3 V systems, 4.2 V for 5 V systems). For battery-powered designs, enable nanoWatt Technology's Sleep mode (set by clearing IDLEN and executing the SLEEP instruction); measured Sleep current is approximately 100 nA with WDT disabled and 1 uA with WDT enabled.
Avoid leaving unused I/O pins floating on the PIC18F4410: configure them as outputs driving low, or as inputs with internal weak pull-ups enabled (via INTCON2/RBPU and WPUB). Floating inputs can draw 100-200 uA of leakage current per pin and may oscillate, injecting noise into adjacent analog ADC channels. Also, when using the ADC, configure all shared digital I/O pins as digital outputs before sampling, or use the digital-input-disable registers (ANSELx) to prevent digital-input noise from corrupting the conversion. Finally, ensure the MCLR pin has a 10 kohm pull-up to VDD for normal operation; a floating MCLR pin causes unpredictable resets.
Route the 40 MHz crystal/oscillator traces on the top layer with a continuous ground pour underneath, and keep the trace length below 5 mm to minimize parasitic capacitance. Place a 100 ohm series resistor close to the OSC2 pin if EMI from the crystal harmonics becomes problematic. For I2C lines (RC3/SCL, RC4/SDA), use 4.7 kohm pull-ups to VDD; faster I2C rates (400 kHz / 1 MHz) may require 2.2 kohm pull-ups. Route the USART lines (RC6/TX, RC7/RX) over a continuous ground reference for EMI suppression, especially in noisy motor-control environments.
Compliance Information
RoHS compliant per Microchip product page and DigiKey listing. Industrial temperature grade (-40C to +85C), not AEC-Q100 qualified - choose PIC18F2580 family for AEC-Q100 automotive applications.