PIC18F47Q83T-I/PT - 128KB Flash 8-bit MCU w/ CAN | Microchip
Référence : PIC18F47Q83T-I/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $5.1 | $5,10 |
| 10 | $4.78 | $47,80 |
| 100 | $4.31 | $431,00 |
| 500 | $3.92 | $1 960,00 |
| 1 000 | $3.55 | $3 550,00 |
PIC18F47Q83T-I/PT Présentation
An 8-bit PIC microcontroller (MCU) is a Harvard-architecture RISC processor widely used in embedded control for its deterministic instruction execution, low power consumption, and rich peripheral integration. Within the broader MCU taxonomy, 8-bit MCUs sit below 16-bit and 32-bit Cortex-M devices in computational capability but excel in cost-sensitive, real-time control applications. The PIC18 family adds enhanced peripherals, larger memory, and C compiler support (MPLAB XC8) while remaining pin-compatible with the legacy PIC16 baseline, making it a workhorse for industrial, automotive, and IoT designs.
Key features of the PIC18F47Q83T-I/PT include 128 KB self-programmable Flash with device ID protection, a 10-bit slope ADC2 with automated averaging, oversampling, and threshold comparison, a 5-bit DAC with internal reference, and four 16-bit PWM outputs. The device also exposes 36 digital I/O pins, four CWG (Complementary Waveform Generator) channels, and a Hardware Limit Timer for deterministic motor and lighting control. Operating voltage is 2.5 V to 5.5 V, and the operating temperature range is -40C to +85C (industrial grade).
The PIC18F47Q83 architecture combines the legacy PIC18 instruction set with modern CIP blocks, allowing developers to offload logic such as signal conditioning, motor commutation, and protocol handling from the CPU. The device supports up to 64 MHz operation from an internal 64 MHz HFINTOSC, eliminating external crystals in many designs, and integrates a CAN FD peripheral for automotive and industrial networking.
Typical applications include CAN node endpoints in industrial automation, BLDC motor control, LED lighting drivers, IoT sensor hubs, and USB-to-CAN bridges. The combination of CAN FD, PWM, and ADC2 with computation makes the PIC18F47Q83 particularly well-suited to sensor-rich, real-time control systems.
When designing with this MCU, budget carefully for the 44-pin TQFP footprint's thermal envelope. Although the part is low-power (typical active current below 10 mA at 64 MHz), high GPIO toggle rates and ADC sampling can raise junction temperature in enclosed housings. Decouple VDD with 100 nF ceramic caps adjacent to each power pin, and reserve RA5 as MCLR with a 10 kohm pull-up per Microchip's recommendation.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, enabling faster sourcing and design decisions.
Alternatives de remplacement direct pour PIC18F47Q83T-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 PIC18F47Q83T-I/PT (même facteur de forme et même empreinte) — différant par DAC, ADC, Package, Program Memory (Flash), Core.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC18F47Q83-I/PT
✅ Remplacement direct✓ En stock
$2.54 / unité
Voir la fiche technique →PIC18F47Q83-E/PT
✅ Remplacement direct✓ En stock
$2.39 / unité
Voir la fiche technique →PIC18F47Q43-I/PT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC18F46Q84-E/P
✅ Remplacement direct✓ En stock
$2.18 / unité
Voir la fiche technique →PIC18F47K42-I/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$2.04 / unité
Voir la fiche technique →PIC18F47Q83T-I/PT Valeurs maximales et caractéristiques électriques
| Core | PIC18 8-bit RISC |
| Instruction Set | PIC18 (Harvard, 16-bit opcode) |
| Program Memory (Flash) | 128 KB |
| Data SRAM | 13 KB |
| Data EEPROM | 1 KB |
| Maximum CPU Frequency | 64 MHz |
| Operating Voltage | 2.5 V to 5.5 V |
| Température de fonctionnement | -40C to +85C (Industrial) |
| ADC | 12-bit ADC2 with Computation |
| DAC | 5-bit DAC with internal reference |
| Digital I/O Pins | 36 |
| CAN | 1 x CAN FD |
| PWM Channels | 4 x 16-bit |
| Serial Interfaces | I2C, SPI, UART |
| Boîtier | 44-pin TQFP (10x10 mm) |
| Type de montage | Surface Mount |
| Niveau MSL | 3 |
| Statut RoHS | Compliant |
Configuration des broches de PIC18F47Q83T-I/PT
| Broche 1 | RA0/AN0 — Digital I/O / Analog input channel 0 |
| Broche 2 | RA1/AN1 — Digital I/O / Analog input channel 1 |
| Broche 3 | RA2/AN2 — Digital I/O / Analog input channel 2 |
| Broche 4 | RA3/AN3 — Digital I/O / Analog input channel 3 |
| Broche 5 | RA4/AN4 — Digital I/O / Analog input channel 4 |
| Broche 6 | RA5/MCLR — Digital I/O / Master Clear (reset, active low) |
| Broche 7 | RA6 — Digital I/O |
| Broche 8 | RA7 — Digital I/O |
| Broche 9 | VSS — Ground reference |
| Broche 10 | VDD — Positive supply voltage (2.5-5.5 V) |
| Broche 11 | RB0/INT0 — Digital I/O / External interrupt 0 |
| Broche 12 | RB1/INT1 — Digital I/O / External interrupt 1 |
| Broche 13 | RB2 — Digital I/O |
| Broche 14 | RB3 — Digital I/O |
| Broche 15 | RB4 — Digital I/O |
| Broche 16 | RB5 — Digital I/O |
| Broche 17 | RB6/ICSPCLK — Digital I/O / ICSP clock |
| Broche 18 | RB7/ICSPDAT — Digital I/O / ICSP data |
| Broche 19 | VSS — Ground reference |
| Broche 20 | VDD — Positive supply voltage (2.5-5.5 V) |
| Broche 21 | RC0 — Digital I/O |
| Broche 22 | RC1 — Digital I/O |
| Broche 23 | RC2 — Digital I/O |
| Broche 24 | RC3 — Digital I/O |
| Broche 25 | RC4 — Digital I/O |
| Broche 26 | RC5 — Digital I/O |
| Broche 27 | RC6/TX — Digital I/O / UART transmit |
| Broche 28 | RC7/RX — Digital I/O / UART receive |
| Broche 29 | VSS — Ground reference |
| Broche 30 | CANTX/RE0 — CAN FD transmit / Digital I/O |
| Broche 31 | CANRX/RE1 — CAN FD receive / Digital I/O |
| Broche 32 | RE2 — Digital I/O |
| Broche 33 | VSS — Ground reference |
| Broche 34 | VDD — Positive supply voltage (2.5-5.5 V) |
| Broche 35 | RD0 — Digital I/O |
| Broche 36 | RD1 — Digital I/O |
| Broche 37 | RD2 — Digital I/O |
| Broche 38 | RD3 — Digital I/O |
| Broche 39 | RD4 — Digital I/O |
| Broche 40 | RD5 — Digital I/O |
| Broche 41 | RD6 — Digital I/O |
| Broche 42 | RD7 — Digital I/O |
| Broche 43 | VSS — Ground reference |
| Broche 44 | RF7 — Digital I/O (port F) |
Applications typiques
PIC18F47Q83T-I/PT convient pour 6 applications: Industrial CAN Node Controller, BLDC Motor Control, IoT Sensor Hub, LED Lighting Driver, Automotive Body Electronics, USB-to-CAN Bridge.
Industrial CAN Node Controller
The PIC18F47Q83T-I/PT is purpose-built for industrial CAN node endpoints, integrating a CAN FD controller that supports both classic CAN 2.0B and CAN FD frame formats up to 1 Mbps. Its 128 KB Flash holds full CANopen or J1939 protocol stacks, and the 13 KB SRAM buffers incoming/outgoing message frames without CPU intervention. The 64 MHz CPU runs the protocol stack in real time while the CIP-based acceptance filter offloads message ID matching to hardware. The 12-bit ADC^2 with computation samples analog sensor inputs autonomously and triggers CAN transmission only on threshold crossings, reducing bus traffic by 60-90% in event-driven systems.
Recommandé
BLDC Motor Control
The PIC18F47Q83T-I/PT drives BLDC and PMSM motors through its 4x 16-bit PWM channels, CWG (Complementary Waveform Generator), and Hardware Limit Timer. The 64 MHz CPU executes FOC loops at 20-50 kHz while the CWG module handles dead-band insertion and complementary output generation. The 12-bit ADC^2 with computation samples phase currents and back-EMF with hardware oversampling, freeing the CPU for control math. CAN FD enables networked multi-axis motion control across industrial automation backbones, and the 44-pin TQFP footprint fits within standard 50 mm x 50 mm motor driver PCBs.
Recommandé
IoT Sensor Hub
The PIC18F47Q83T-I/PT serves as a low-power IoT sensor hub, aggregating analog sensor data through its 12-bit ADC^2 and transmitting over UART, SPI, or I2C to a host MCU or radio module. The HFINTOSC eliminates external crystals, reducing BOM cost for battery-powered deployments. The internal 5-bit DAC generates reference voltages for ratiometric sensors, and the 128 KB Flash holds firmware for multiple sensor protocols. Operating at 2.5-5.5 V with 4 mA typical active current, the part suits solar-powered remote sensor nodes and Smart Agriculture installations.
Recommandé
LED Lighting Driver
The PIC18F47Q83T-I/PT controls multi-channel LED lighting through its 4x 16-bit PWM outputs and 5-bit DAC for current setpoint adjustment. The 12-bit ADC^2 monitors LED current and temperature with hardware averaging, enabling smooth dimming curves and automatic thermal foldback. The 64 MHz CPU executes DMX-512 or DALI protocol stacks from the 128 KB Flash, while CAN FD enables networked architectural lighting installations. The industrial temperature grade -40C to +85C supports outdoor and industrial lighting fixtures.
Recommandé
Automotive Body Electronics
The PIC18F47Q83T-I/PT serves in automotive body electronics modules where CAN FD networking and robust peripherals are required, including seat controllers, HVAC panels, and lighting controllers. The industrial temperature variant supports -40C to +85C under-hood and cabin environments. The 128 KB Flash holds CAN bootloader and J1939 protocol stacks, while the 12-bit ADC^2 reads position sensors and thermistors with hardware threshold interrupts. For AEC-Q100 qualified automotive applications, designers should select the PIC18F47Q83-E/PT extended temperature variant from Microchip's automotive portfolio.
Recommandé
USB-to-CAN Bridge
The PIC18F47Q83T-I/PT implements USB-to-CAN and UART-to-CAN bridges for industrial diagnostics and field programming. The 64 MHz CPU handles USB 2.0 Full-Speed protocol on the MSSP peripheral alongside CAN FD frame buffering, with the 13 KB SRAM sufficient to buffer 100+ CAN frames between USB and CAN. The 128 KB Flash holds USB HID and CDC class drivers. Engineers developing PC-based diagnostics tools benefit from the dual-protocol integration without external bridge ICs, and the 44-pin TQFP footprint supports compact dongle form factors.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC18F47Q83T-I/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC18F47Q83-I/PT | PIC18F47Q83-E/PT | PIC18F47Q43-I/PT | PIC18F46Q84-E/P | PIC18F47K42-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB | 128 KB |
| SRAM | 13 KB | 13 KB | 13 KB | 13 KB | 8 KB | 8 KB |
| CAN FD | Yes (1x) | Yes (1x) | Yes (1x) | Yes (1x) | Yes (1x) | No |
| ADC Resolution | 12-bit ADC2 with Computation | 12-bit ADC2 | 12-bit ADC2 | 12-bit ADC2 | 12-bit ADC2 | 12-bit ADC2 |
| PWM Channels | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit | 4 x 16-bit |
| Maximum Frequency | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +125C (Extended) | -40C to +85C | -40C to +125C (Extended) | -40C to +85C |
Principaux différenciateurs
- Only 8-bit MCU with integrated CAN FD controller in the 44-pin TQFP package (vs PIC18F47K42-I/PT)
- Highest memory density in the 44-pin TQFP PIC18 family (vs PIC18F46Q84-E/P)
- Wider operating voltage range than typical 32-bit Cortex-M competitors (vs PIC18F46K22-I/PT)
Notes de conception
Decouple VDD with 100 nF ceramic capacitors placed within 5 mm of each VDD/VSS pin pair. For the PIC18F47Q83T-I/PT in the 44-pin TQFP, VDD appears on pins 10, 20, and 34, with VSS on pins 9, 19, 29, 33, and 43. A bulk 10 uF tantalum or ceramic capacitor near the MCU plus a ferrite bead on the analog AVDD rail (if separated) will reduce switching noise coupling into the 12-bit ADC^2 sampling. Per Microchip's PIC18-Q84/Q83 hardware design checklist, never route high-frequency switching signals (PWM, CAN) parallel to analog ADC traces within 3 mm spacing.
Estimated: at 64 MHz operation with all peripherals active, the PIC18F47Q83T-I/PT dissipates approximately 60-100 mW depending on GPIO toggle rates and ADC sampling activity. The 44-pin TQFP (10x10 mm) package has theta_JA of approximately 50 C/W on a 4-layer JEDEC test board. Junction temperature rise is approximately 3-5 C above ambient, well within the 85 C industrial limit. For enclosed housings with limited airflow, derate clock frequency to 32 MHz if GPIO drive exceeds 20 mA total source/sink current across all pins.
Reserve RA5/MCLR (pin 6) as the reset input with a 10 kohm pull-up resistor to VDD and a 100 nF decoupling cap to ground for noise immunity. The ICSP clock pin (RB6/ICSPCLK, pin 17) and ICSP data pin (RB7/ICSPDAT, pin 18) must be accessible for in-circuit programming; place a 2x3 or 1x6 header for the PICkit 4/5 connector. The CAN pins CANTX/RE0 (pin 30) and CANRX/RE1 (pin 31) should route to the MCP2551/MCP2561 transceiver with 50 ohm characteristic impedance, and the trace between the MCU and transceiver must be kept under 25 mm to avoid signal integrity issues.
Do not omit the MCLR pull-up resistor; the PIC18F47Q83 requires MCLR to be pulled high for normal operation. Avoid tying CANTX and CANRX directly to a CAN transceiver without the required series termination; refer to Microchip's CAN PCB layout application note AN228. When using the HFINTOSC, allow at least 1 ms after power-on for the PLL to lock before initiating CAN communication, or use the external crystal oscillator mode for deterministic CAN timing. The CONFIG words must be set correctly for the 44-pin TQFP variant - selecting the wrong pin configuration can cause PORTA pins to be remapped to non-existent package pins.
Informations de conformité
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - the standard PIC18F47Q83T-I/PT is industrial grade. For AEC-Q100 qualified automotive applications, consider the PIC18F47Q83-E/PT extended temperature variant.