PIC18LF4410T-I/PT - 8-Bit 40MHz MCU 16KB Flash 44-TQFP | Microchip
Référence : PIC18LF4410T-I/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $5.95 | $5,95 |
| 10 | $5.36 | $53,60 |
| 100 | $4.76 | $476,00 |
| 500 | $4.28 | $2 140,00 |
| 1 000 | $3.81 | $3 810,00 |
PIC18LF4410T-I/PT Présentation
An 8-bit microcontroller is a single-chip computer with an 8-bit data path, on-chip FLASH program memory, RAM, and integrated peripherals such as ADC, timers, and serial interfaces. MCUs sit in the embedded-system hierarchy alongside microprocessors, DSPs, and FPGAs, and are preferred when deterministic control of low-to-moderate complexity tasks is required at minimal cost and power. The PIC18 family in particular extends the legacy PIC16 architecture with 16-bit instructions, linear memory, C-friendly design, and enhanced peripherals while retaining the classic PIC toolchain.
Key features include 16 KB FLASH and 768 B RAM, 36 digital I/O pins, a 10-bit ADC with up to 13 input channels, two CCP modules, and serial peripherals including I2C, SPI, and an enhanced addressable USART. NanoWatt Technology provides multiple idle and sleep modes that drop core current to the microampere range, which is the reason for the "LF" suffix in the part number. The 44-pin TQFP (PT) gives a generous pin budget for parallel buses or multiple analog inputs.
Architecturally the PIC18LF4410 uses a Harvard RISC core with a 16-bit instruction word, an 8-level hardware stack, and priority-interrupt controller. The on-chip voltage regulator accepts a wide supply range of 2.0 V to 5.5 V, and the LF variant is optimized for full operation across that window including a true 3.3 V rail. Self-programming FLASH and an ICD-friendly debug interface are standard for the family.
Typical applications include industrial control boards, white-goods and appliance panels, sensor conditioning nodes, automotive body and interior subsystems, low-end human-machine interface modules, and USB/serial bridging companion designs. The wide supply range also makes the part attractive for battery- or energy-harvesting designs.
When designing, place 100 nF decoupling on every VDD pin, tie the MCLR pin through a 10 kohm pull-up to VDD, and respect the in-circuit debug pinout. Verify that the chosen 16 KB part is sufficient for both the application and any USB/HID bootloader you intend to use.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not assembled in the manufacturer datasheet, so you can shorten part selection and PCB reuse decisions.
Alternatives de remplacement direct pour PIC18LF4410T-I/PT — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC18LF4410T-I/PT (même facteur de forme et même empreinte) — différant par ADC, Operating Temperature, Package, MSL Level, Timers.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC18LF4410-I/PT
✅ Remplacement direct✓ En stock
$4.18 / unité
Voir la fiche technique →PIC18LF4410T-I/ML
✅ Remplacement direct✓ En stock
$3.79 / unité
Voir la fiche technique →PIC18F4410-I/PT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC18LF4320T-I/PT
✅ Remplacement direct✓ En stock
$4.15 / unité
Voir la fiche technique →PIC18LF4331T-I/PT
✅ Remplacement direct✓ En stock
$4.2 / unité
Voir la fiche technique →PIC18LF43K22T-I/PT
✅ Remplacement direct✓ En stock
$1.68 / unité
Voir la fiche technique →PIC18LF4410T-I/PT Valeurs maximales et caractéristiques électriques
| Core | PIC18 8-bit RISC |
| Program Memory Type | FLASH |
| Program Memory Size | 16 KB (8K x 16) |
| RAM Size | 768 B |
| Maximum CPU Frequency | 40 MHz |
| Supply Voltage Range | 2.0 V to 5.5 V |
| I/O Pins | 36 |
| ADC | 10-bit, 13 channels |
| CCP Modules | 2 |
| Serial Interfaces | I2C, SPI, Enhanced USART |
| Boîtier | 44-pin TQFP (10x10 mm) |
| Type de montage | Surface Mount |
| Température de fonctionnement | -40 C to +85 C (Industrial) |
| Technology | NanoWatt (low-power) |
| Statut RoHS | Compliant |
Configuration des broches de PIC18LF4410T-I/PT
| Broche 1 | MCLR — Master Clear (reset) input, internal pull-up |
| Broche 2 | RA0/AN0 — Digital I/O / Analog input 0 |
| Broche 3 | RA1/AN1 — Digital I/O / Analog input 1 |
| Broche 4 | RA2/AN2/VREF- — Digital I/O / Analog input 2 / ADC VREF- |
| Broche 5 | RA3/AN3/VREF+ — Digital I/O / Analog input 3 / ADC VREF+ |
| Broche 6 | RA4/T0CKI — Digital I/O / Timer0 clock input |
| Broche 7 | RA5/AN4 — Digital I/O / Analog input 4 |
| Broche 8 | RE0/AN5 — Digital I/O / Analog input 5 |
| Broche 9 | RE1/AN6 — Digital I/O / Analog input 6 |
| Broche 10 | RE2/AN7 — Digital I/O / Analog input 7 |
| Broche 11 | VDD — Positive supply (2.0 V-5.5 V) |
| Broche 12 | VSS — Ground reference |
| Broche 13 | OSC1/CLKI — Crystal oscillator input / external clock |
| Broche 14 | OSC2/CLKO — Crystal oscillator output / clock output |
| Broche 15 | RC0/T1OSO — Digital I/O / Timer1 oscillator output |
| Broche 16 | RC1/T1OSI — Digital I/O / Timer1 oscillator input |
| Broche 17 | RC2/CCP1 — Digital I/O / CCP1 output |
| Broche 18 | RC3/SCL1 — Digital I/O / I2C1 clock (SCL) |
| Broche 19 | RD0 — Digital I/O (port D bit 0) |
| Broche 20 | RD1 — Digital I/O (port D bit 1) |
| Broche 21 | RD2 — Digital I/O (port D bit 2) |
| Broche 22 | RD3 — Digital I/O (port D bit 3) |
| Broche 23 | RC4/SDA1 — Digital I/O / I2C1 data (SDA) |
| Broche 24 | RC5/SDO1 — Digital I/O / SPI1 data out |
| Broche 25 | RC6/TX1 — Digital I/O / EUSART1 transmit |
| Broche 26 | RC7/RX1 — Digital I/O / EUSART1 receive |
| Broche 27 | RD4 — Digital I/O (port D bit 4) |
| Broche 28 | RD5 — Digital I/O (port D bit 5) |
| Broche 29 | RD6 — Digital I/O (port D bit 6) |
| Broche 30 | RD7 — Digital I/O (port D bit 7) |
| Broche 31 | VSS — Ground reference |
| Broche 32 | VDD — Positive supply (2.0 V-5.5 V) |
| Broche 33 | RB0/INT0 — Digital I/O / External interrupt 0 |
| Broche 34 | RB1/INT1 — Digital I/O / External interrupt 1 |
| Broche 35 | RB2/INT2 — Digital I/O / External interrupt 2 |
| Broche 36 | RB3/CCP2 — Digital I/O / CCP2 output |
| Broche 37 | RB4 — Digital I/O (interrupt-on-change) |
| Broche 38 | RB5 — Digital I/O (interrupt-on-change) |
| Broche 39 | RB6/PGC — Digital I/O / ICD clock |
| Broche 40 | RB7/PGD — Digital I/O / ICD data |
| Broche 41 | RE3 — Digital I/O (port E bit 3, MCLR alternate on PIC18F4420) |
| Broche 42 | RA6 — Digital I/O (OSC2 alternate on some PIC18F4410 parts) |
| Broche 43 | RA7 — Digital I/O (OSC1 alternate on some PIC18F4410 parts) |
| Broche 44 | VDD — Positive supply (2.0 V-5.5 V) |
Applications typiques
PIC18LF4410T-I/PT convient pour 6 applications: Industrial Sensor Hub, White Goods Control Board, Automotive Body and Interior Module, Low-End HMI / Display Controller, Battery-Operated Sensor Node, USB / Serial Bridging Companion.
Industrial Sensor Hub
The PIC18LF4410T-I/PT fits industrial sensor hubs because it combines a 13-channel 10-bit ADC, 36 I/O lines, and 2.0 V-5.5 V supply in a single 44-TQFP package. With 16 KB of FLASH it can host a sensor-fusion state machine plus Modbus RTU or I2C sensor stacks, while NanoWatt sleep modes keep idle current below 1 uA on 24 V industrial loops. The 40 MHz core handles periodic sampling and conditional control loops at well under 10% CPU load. Verified distributor pages list the part as active for industrial control and factory automation. For a typical 4-20 mA sensor board, the MCU reads AN0-AN7, drives a 4-digit LED display through RB0-RB7, and publishes averages over UART. Pin savings allow expansion to opto-isolated outputs.
Recommandé
White Goods Control Board
Washing-machine and dishwasher control boards use the PIC18LF4410T-I/PT for its 13-channel ADC (read water level, temperature, motor current), 2 CCP modules (drive triac-fired motor and heater PWM), and USART for the front-panel UI. NanoWatt Technology lets the board idle in sleep between user button presses, satisfying EU standby regulations. The 40 MHz MIPS core is sufficient for simple motor control state machines without needing a DSP. Distributor listings confirm the part's use in consumer electronics and appliance segments. The wide 2.0 V-5.5 V supply tolerates rectified 5 V rails common in white-goods switch-mode supplies.
Recommandé
Automotive Body and Interior Module
Body-control modules for door locks, lighting, and HVAC flaps commonly deploy the PIC18LF4410T-I/PT because of its -40 C to +85 C industrial range and robust PIC18 peripheral set. The MCU drives LED PWM via CCP, scans a switch matrix through RB ports, and talks to the vehicle LIN bus via UART plus an external transceiver. The 36 I/O count allows direct wiring of mirror-fold, lock, and lighting outputs without an I/O expander. While the LF variant is not AEC-Q100 qualified, the underlying PIC18F4410 die is widely used in non-safety automotive interior subsystems.
Recommandé
Low-End HMI / Display Controller
Small human-machine interfaces such as 4-line LCD panels, keypads, and rotary-encoder UIs use the PIC18LF4410T-I/PT to drive character LCDs in 4-bit mode over RD ports, scan 4x4 key matrices, and stream Modbus RTU over UART. The 16 KB FLASH fits standard text-menu firmware plus a bootloader, while 768 B RAM holds display buffers. The 10-bit ADC can read a potentiometer or NTC thermistor for setpoint input, and the 40 MHz core sustains 50 ms scan updates.
Recommandé
Battery-Operated Sensor Node
Battery and energy-harvesting wireless sensor nodes use the PIC18LF4410T-I/PT for its NanoWatt sleep modes that drop quiescent current to the microampere range, allowing multi-year coin-cell life. The 2.0 V minimum supply lets the MCU run directly from a single Li-ion cell down to cutoff. The 13-channel ADC handles thermistor, photodiode, and supply-monitor inputs; the EUSART bit-bangs or interfaces a sub-GHz transceiver such as the MRF89XA. Wake-up is via IOC interrupt on an RB pin, preserving RAM through sleep.
Recommandé
USB / Serial Bridging Companion
Although the PIC18LF4410T-I/PT has no native USB, it is widely used as a UART/I2C-to-logic bridge alongside an external USB-serial IC such as the MCP2200 or FT232. The 16 KB FLASH holds bridge firmware plus a CDC command parser, and the EUSART runs at up to 5 Mbps for high-rate UART tunneling. The 44-TQFP package exposes 36 I/O lines for status LEDs, GPIO breakouts, and boot-mode selection switches. Industrial and consumer diagnostic tools use this configuration.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC18LF4410T-I/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC18LF4410-I/PT | PIC18LF4410T-I/ML | PIC18F4410-I/PT | PIC18LF4320T-I/PT | PIC18LF43K22T-I/PT |
|---|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) | 44-QFN (QFN same pin count) | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| FLASH Program Memory | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB | 8 KB |
| RAM | 768 B | 768 B | 768 B | 768 B | 512 B | 512 B |
| Supply Voltage Range | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 4.2 V to 5.5 V | 2.0 V to 5.5 V | 1.8 V to 5.5 V |
| Maximum CPU Frequency | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 64 MHz |
| ADC Channels | 13 x 10-bit | 13 x 10-bit | 13 x 10-bit | 13 x 10-bit | 13 x 10-bit | 19 x 12-bit |
| I/O Pins | 36 | 36 | 36 | 36 | 36 | 36 |
| Packaging Form | Tape & Reel | Tray | Tape & Reel (QFN) | Tray | Tape & Reel | Tape & Reel |
Principaux différenciateurs
- NanoWatt Technology with full 2.0 V operation (vs PIC18F4410-I/PT)
- Larger FLASH and RAM than the PIC18F4320 family (vs PIC18LF4320T-I/PT)
- Mature, widely stocked family (vs PIC18LF43K22T-I/PT)
Notes de conception
Place a 100 nF ceramic decoupling capacitor on each VDD pin (pins 11, 32, 44) and a single 10 uF tantalum or ceramic bulk capacitor at the supply entry. The PIC18LF4410T-I/PT NanoWatt regulator is sensitive to high-impedance supplies, so keep the VDD trace short and wide. For 3.3 V-only designs, do not let the input voltage rise above 3.6 V on any pin, including ADC inputs clamped through ESD diodes.
Route the 44-TQFP (PT) package with 0.8 mm pitch; allow at least 0.4 mm clearance between traces for hand-rework. Keep the MCLR pull-up resistor (typically 10 kohm) within 5 mm of pin 1 and avoid routing high-frequency signals adjacent to MCLR to prevent false resets. Place the 20 MHz or 40 MHz crystal within 5 mm of OSC1/OSC2 (pins 13/14) with a ground guard ring to suppress noise injection.
Do not confuse the PIC18LF4410 (2.0 V-5.5 V, NanoWatt) with the PIC18F4410 (4.2 V-5.5 V). Below 4.2 V, the non-LF variant may erase FLASH or behave unpredictably. Also ensure configuration bits (CONFIG1H, CONFIG2L) are programmed before code execution, especially when migrating from PIC18F4520 prototypes, since the F4410 and F4520 share the same pinout but different memory maps.
When using the USART at high baud (>115200) or driving long cables, add a 100 ohm series resistor at TX1 (pin 25) to damp ringing. For SPI at 10 MHz, keep traces under 25 mm and add 22-33 ohm series resistors at SCK/SDO. The internal weak pull-ups on PORTB (pins 33-40) are sufficient for switch-matrix scanning but not for high-noise industrial environments, so add external 4.7 kohm pull-ups where EMC compliance is required.
Informations de conformité
RoHS and REACH compliance per Microchip product page. Industrial -40 C to +85 C grade; not AEC-Q100 qualified. For safety-relevant automotive systems, select PIC18F46K22 or PIC18F47K40 AEC-Q100 parts instead.