Microchip Technology

PIC18F86J10-I/PT - 8-Bit 40MHz MCU 64KB Flash 80-TQFP | Microchip

Référence : PIC18F86J10-I/PT ✓ Actif
En stock Expédié sous 1 à 3 jours ouvrés
2.0 V to 3.6 V (note: DigiKey listing shows 4.2 V to 5.5 V variant context) Vdss 80-pin TQFP (PT), 12x12 mm, 1.0 mm height, gull-wing Package 40 MHz Speed 64 KB (32K x 16) Memory
À partir de $6.1 USD / unité
MOQ : 1 |
Prix mis à jour : 2026-09-28
Tarifs dégressifs
Qté Prix unitaire Total
1 $8.95 $8,95
10 $8.21 $82,10
100 $7.42 $742,00
500 $6.74 $3 370,00
1 000 $6.1 $6 100,00
ℹ️ Tous les prix sont en USD

PIC18F86J10-I/PT Présentation

The Microchip Technology PIC18F86J10-I/PT is an 8-bit RISC PIC18 microcontroller with 64KB of Flash program memory and 2KB of RAM, operating at up to 40MHz and housed in an 80-pin TQFP (12x12 mm) package. The part provides 70 general-purpose I/O pins and integrates dual synchronous serial ports (I2C and SPI) plus dual asynchronous serial ports with LIN capability, making it a strong fit for cost-sensitive embedded designs.

A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and configurable peripherals such as timers, communication interfaces, and analog blocks. Within the broader taxonomy, the PIC18F86J10 sits in the 8-bit MCU category, beneath the PIC18 family, the PIC microcontroller family, and ultimately the semiconductor / embedded computing hierarchy. It uses a Harvard architecture with separate program and data buses to allow simultaneous instruction fetch and operand access.

Key features of the PIC18F86J10-I/PT include 64KB (32K x 16 words) of self-programmable Flash, 2KB of RAM, a wide 2.0V-3.6V core operating voltage range, an internal 8 MHz oscillator with PLL options, multiple 16-bit timers, a 10-bit A/D converter with up to 16 channels, two analog comparators, and a hardware multiplier for DSP-style operations. The 80-TQFP package provides ample I/O headroom for parallel displays, keypad matrices, and multi-UART bridges.

Architecturally, the PIC18F86J10 belongs to the J-series of low-voltage PIC18 devices, distinguished from the K-series by its 2.0V-3.6V supply range and NanoWatt power-management features such as ultra-low-power Sleep, Idle, and Timer1 oscillator modes. The enhanced instruction set includes C-friendly constructs, table-read/write, and hardware stack that simplifies firmware portability from PIC16 designs.

Typical applications span industrial control (sensor hubs, motor pre-drivers), consumer electronics (appliance HMIs, display controllers), automotive body and LIN-node modules, USB/serial bridging accessories, and cost-optimized IoT edge nodes. The four serial ports are particularly valuable when bridging multiple legacy buses.

When designing with this part, allocate decoupling per VDD/VSS pair, keep analog AVdd traces short and guarded by a ground ring, and use MPLAB X IDE with MPLAB XC8 for firmware development. Choose the -I/PT (industrial, TQFP) temperature grade for -40C to +85C environments.

This page synthesizes distributor pricing, drop-in alternative MPNs within the same 80-TQFP footprint, and practical design notes not found in the bare manufacturer datasheet, helping procurement and firmware teams make an informed sourcing decision.

Alternatives de remplacement direct pour PIC18F86J10-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 PIC18F86J10-I/PT (même facteur de forme et même empreinte) — différant par Package, Timers, ADC, Operating Temperature, Core Architecture.

Microchip Technology
Package: 80-pin TQFP (12x12 mm)
ADC: 10-bit, up to 12 channels
Operating Temperature: -40C to +85C (industrial, -I grade)
Microchip Technology
Package: 80-pin TQFP (PT) 12x12 mm
Timers: 16-bit Timer1/3 plus Timer0/2
ADC: 10-bit, up to 16 channels
Microchip Technology
Package: 80-pin TQFP (12x12 mm)
Timers: 2x 8-bit + 3x 16-bit
ADC: 10-bit, up to 16 channels
Microchip Technology
Package: 80-pin TQFP (PT) 12x12 mm
Core Architecture: PIC18F (8-bit RISC, Harvard)
Microchip Technology
Package: 80-pin TQFP (PT), 12x12 mm
Timers: 2 x 8-bit + 3 x 16-bit
ADC: 10-bit, up to 16 channels
Microchip Technology
Package: 80-pin TQFP (PT), 12 x 12 mm, 1.0 mm height
Timers: Multiple 8-bit/16-bit timers with capture/compare/PWM
ADC: 10-bit ADC (channel count varies per datasheet pinout)
Microchip Technology
Package: 80-pin TQFP (12x12 mm)
Operating Temperature: -40C to +85C (Industrial, "I")
Microchip Technology
ADC: 10-bit
Microchip Technology
Package: 80-pin TQFP (12 x 12 mm, 0.5 mm pitch)
ADC: 10-bit
Operating Temperature: -40 C to +85 C (Industrial)
Microchip Technology
Package: 80-pin TQFP (PT), 12x12 mm
Timers: 1 x 16-bit + 3 x 8-bit
ADC: 10-bit, up to 10 channels

Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :

PIC18F86J11-I/PT

✅ Remplacement direct
Microchip Technology
📦 80-TQFP (12x12)
PIC18, 8-bit RISC · 64 KB (32K x 16) · 3.9 KB (on-chip SRAM) · 48 MHz · 12 MIPS · 2.0 V to 3.6 V · -40 C to +85 C (Industrial) · 80-pin TQFP (PT), 12x12 mm

✓ En stock

$5.4 / unité

Voir la fiche technique →

PIC18F85K90-I/PT

✅ Remplacement direct
📦 80-TQFP (12x12)
K-series core, eFRO oscillator, lower Sleep current, same 64 KB Flash + 2 KB RAM

📋 Alternative de référence (hors catalogue)

PIC18F8627-I/PT

✅ Remplacement direct
Microchip Technology
📦 80-TQFP (12x12)
PIC18F (8-bit RISC, Harvard) · 96 KB (48K x 16 words) · 4 KB · 1 KB · 40 MHz (10 MIPS) · 16-bit · 2.0 V to 5.5 V · -40C to +85C (Industrial)

✓ En stock

$9.05 / unité

Voir la fiche technique →

PIC18F8620-I/PT

✅ Remplacement direct
📦 80-TQFP (12x12)
5 V operation (4.2-5.5 V) vs 3.3 V; 64 KB Flash identical; same 80-TQFP footprint

📋 Alternative de référence (hors catalogue)

PIC18F8622-I/PT

✅ Remplacement direct
Microchip Technology
📦 80-TQFP (12x12)
PIC18 enhanced 8-bit RISC Harvard · 64 KB (32K x 16 words) · 4 KB · 1 KB · 40 MHz (10 MIPS) · 200 ns · 70 (shared with peripherals) · 10-bit, up to 16 channels

✓ En stock

$5.4 / unité

Voir la fiche technique →

PIC18F8621-I/PT

✅ Remplacement direct
Microchip Technology
📦 80-TQFP (12x12)
PIC18F (8-bit enhanced RISC) · 40 MHz · 64 KB (32K x 16) · 3,840 bytes · 1,024 bytes · 10-bit, up to 16 channels · 68 · 80-pin TQFP (PT) 12x12 mm

✓ En stock

$12.4 / unité

Voir la fiche technique →

PIC18F86J10-I/PT Valeurs maximales et caractéristiques électriques

Architecture PIC18 (8-bit Harvard RISC)
Family PIC18F J-series
Flash Program Memory 64 KB (32K x 16)
RAM 2 KB
Maximum Clock Speed 40 MHz
Supply Voltage (VDD) 2.0 V to 3.6 V (note: DigiKey listing shows 4.2 V to 5.5 V variant context)
I/O Pins 70
Boîtier 80-pin TQFP (PT), 12x12 mm, 1.0 mm height, gull-wing
Temperature Grade Industrial (-40C to +85C)
Serial Interfaces 2x I2C/SPI, 2x USART (LIN-capable)
A/D Converter 10-bit, up to 16 channels
Timers Multiple 16-bit timers
Analog Comparators 2
Type de montage Surface Mount
Niveau MSL 3
Statut RoHS Compliant
Lead-Free Yes

Configuration des broches de PIC18F86J10-I/PT

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Broche 1 RG0 — Port G bit 0 (digital I/O)
Broche 2 RG1 — Port G bit 1 (digital I/O)
Broche 3 RG2 — Port G bit 2 (digital I/O)
Broche 4 RG3 — Port G bit 3 (digital I/O)
Broche 5 RG4 — Port G bit 4 (digital I/O)
Broche 6 VDD — Positive supply (2.0-3.6 V)
Broche 7 MCLR/RE3 — Master Clear / Port E bit 3 (reset, active low)
Broche 8 RG5 — Port G bit 5 / PWM output
Broche 9 RG6 — Port G bit 6 (digital I/O)
Broche 10 RG7 — Port G bit 7 (digital I/O)
Broche 11 VSS — Ground reference
Broche 12 RA0 — Port A bit 0 / AN0 analog input
Broche 13 RA1 — Port A bit 1 / AN1 analog input
Broche 14 RA2 — Port A bit 2 / AN2 analog input
Broche 15 RA3 — Port A bit 3 / AN3 analog input / Vref+
Broche 16 RA4 — Port A bit 4 / AN4 analog input
Broche 17 RA5 — Port A bit 5 / AN5 analog input
Broche 18 VSS — Ground reference
Broche 19 AVDD — Analog positive supply
Broche 20 AVSS — Analog ground reference
Broche 21 RB0 — Port B bit 0 / interrupt-on-change
Broche 22 RB1 — Port B bit 1 / interrupt-on-change
Broche 23 RB2 — Port B bit 2 / interrupt-on-change
Broche 24 RB3 — Port B bit 3 / interrupt-on-change
Broche 25 RB4 — Port B bit 4 / interrupt-on-change
Broche 26 RB5 — Port B bit 5 / interrupt-on-change
Broche 27 RB6 — Port B bit 6 / interrupt-on-change / PGC (ICSP)
Broche 28 RB7 — Port B bit 7 / interrupt-on-change / PGD (ICSP)
Broche 29 VSS — Ground reference
Broche 30 VDD — Positive supply (2.0-3.6 V)
Broche 31 RC0 — Port C bit 0 / T1OSO/T1CKI
Broche 32 RC1 — Port C bit 1 / T1OSI
Broche 33 RC2 — Port C bit 2 / CCP1
Broche 34 RC3 — Port C bit 3 / SCL1 (I2C clock)
Broche 35 RC4 — Port C bit 4 / SDA1 (I2C data)
Broche 36 RC5 — Port C bit 5 / SDO1 (SPI output)
Broche 37 RC6 — Port C bit 6 / TX1 (USART1 TX)
Broche 38 RC7 — Port C bit 7 / RX1 (USART1 RX)
Broche 39 OSC1/CLKI — Crystal oscillator input or external clock
Broche 40 OSC2/CLKO — Crystal oscillator output or clock out
Broche 41 RD0 — Port D bit 0 (digital I/O)
Broche 42 RD1 — Port D bit 1 (digital I/O)
Broche 43 RD2 — Port D bit 2 (digital I/O)
Broche 44 RD3 — Port D bit 3 (digital I/O)
Broche 45 RD4 — Port D bit 4 (digital I/O)
Broche 46 RD5 — Port D bit 5 (digital I/O)
Broche 47 RD6 — Port D bit 6 / TX2 (USART2 TX)
Broche 48 RD7 — Port D bit 7 / RX2 (USART2 RX)
Broche 49 VSS — Ground reference
Broche 50 VDD — Positive supply (2.0-3.6 V)
Broche 51 RE0 — Port E bit 0 / AN6 analog input
Broche 52 RE1 — Port E bit 1 / AN7 analog input
Broche 53 RE2 — Port E bit 2 / AN8 analog input
Broche 54 RE3 — Port E bit 3 / AN9 analog input (shared with MCLR)
Broche 55 RE4 — Port E bit 4 / AN10 analog input
Broche 56 RE5 — Port E bit 5 / AN11 analog input
Broche 57 RE6 — Port E bit 6 / AN12 analog input
Broche 58 RE7 — Port E bit 7 / AN13 analog input
Broche 59 RF0 — Port F bit 0 / AN14 analog input
Broche 60 RF1 — Port F bit 1 / AN15 analog input
Broche 61 RF2 — Port F bit 2 / C2OUT analog comparator output
Broche 62 RF3 — Port F bit 3 / C1OUT analog comparator output
Broche 63 RF4 — Port F bit 4 (digital I/O)
Broche 64 RF5 — Port F bit 5 (digital I/O)
Broche 65 RF6 — Port F bit 6 (digital I/O)
Broche 66 RF7 — Port F bit 7 (digital I/O)
Broche 67 VSS — Ground reference
Broche 68 VDD — Positive supply (2.0-3.6 V)
Broche 69 RH0 — Port H bit 0 (digital I/O)
Broche 70 RH1 — Port H bit 1 (digital I/O)
Broche 71 RH2 — Port H bit 2 (digital I/O)
Broche 72 RH3 — Port H bit 3 (digital I/O)
Broche 73 RH4 — Port H bit 4 (digital I/O)
Broche 74 RH5 — Port H bit 5 (digital I/O)
Broche 75 RH6 — Port H bit 6 (digital I/O)
Broche 76 RH7 — Port H bit 7 (digital I/O)
Broche 77 RJ0 — Port J bit 0 (digital I/O)
Broche 78 RJ1 — Port J bit 1 (digital I/O)
Broche 79 RJ2 — Port J bit 2 (digital I/O)
Broche 80 RJ3 — Port J bit 3 (digital I/O)

Applications typiques

PIC18F86J10-I/PT convient pour 6 applications: Industrial Control and HMI Panels, Automotive LIN Bus Nodes, Cost-Sensitive Consumer Appliance Controllers, Multi-Bus Protocol Bridges and Gateways, USB CDC Bridge Accessories, Battery-Powered IoT Edge Sensors.

🏭

Industrial Control and HMI Panels

The PIC18F86J10-I/PT is a strong match for industrial HMI front panels where 70 GPIO pins drive character/graphical LCDs, keypad matrices, and status LEDs while four serial ports talk to motor controllers and remote sensors. Its 64 KB Flash holds full keypad-scanning, menu navigation, and Modbus RTU stacks; the 10-bit ADC samples up to 16 analog sensor channels (temperature, pressure, level) for direct process feedback. The 3.3 V NanoWatt core also lets the HMI enter Sleep between operator inputs, extending battery life on portable test equipment without sacrificing scan latency.

🚗

Automotive LIN Bus Nodes

With two LIN-capable USARTs plus dual I2C/SPI ports, the PIC18F86J10-I/PT fits body-electronics LIN sub-modules such as door-zone controllers, mirror adjusters, and seat controllers. The 40 MHz core handles LIN 2.x scheduling while leaving CPU headroom for PWM-driven mirror/seat actuators. The 70 GPIO drive LED indicators and read rotary switches without external I/O expanders. Industrial-grade -40C to +85C operation covers cabin environments; for under-hood deployment consider AEC-Q100-qualified PIC18 K-series variants in the same 80-TQFP footprint.

🏠

Cost-Sensitive Consumer Appliance Controllers

Washing machines, dishwashers, and induction cooktops require reliable 8-bit control with multiple serial interfaces for motor drivers and user-interface boards. The PIC18F86J10-I/PT's 64 KB Flash absorbs full state-machine firmware for wash cycles, sensor fusion, and fault diagnostics, while 70 GPIO directly switch triac gates, relay coils, and seven-segment displays. The internal 8 MHz oscillator with PLL avoids external crystals, reducing BOM cost by $0.10-$0.20 per unit. NanoWatt Sleep drops quiescent current to microampere levels in standby, helping meet IEC 62301 standby-power regulations.

🌐

Multi-Bus Protocol Bridges and Gateways

The PIC18F86J10-I/PT's four serial ports make it ideal as a UART/SPI/I2C bridge or gateway between legacy industrial buses and modern controllers. A typical design uses one USART for RS-485 Modbus, one for RS-232 console, one I2C port for sensor hub, and one SPI port for a wireless module such as MRF24WN0MA or LoRa SX1276. The 64 KB Flash and 2 KB RAM buffer protocol translation tables; the 10 MIPS throughput handles full-duplex protocol conversion at 115200 baud with minimal latency. Pin-compatible 80-TQFP packaging simplifies PCB reuse across product variants.

🔌

USB CDC Bridge Accessories

Pair the PIC18F86J10-I/PT with the MCP2200 or MCP2221A USB-UART bridge to create low-cost USB-to-RS-232/RS-485 accessories for industrial configuration and field service. The MCU handles protocol translation, data logging, or sensor conditioning while the bridge manages USB enumeration and CDC class drivers. 64 KB Flash is ample for command interpreters, Modbus mapping tables, or custom vendor protocols; the 70 GPIO can also expose test points and diagnostic LEDs. Industrial temperature rating supports outdoor and factory-floor deployment without additional ruggedization.

🧩

Battery-Powered IoT Edge Sensors

For IoT edge nodes that wake periodically to read sensors and transmit via SPI radio, the PIC18F86J10-I/PT's NanoWatt Sleep mode plus low-voltage 2.0-3.6 V operation extends battery life to months or years on a single CR2032 or 2xAA pack. The 10-bit ADC reads up to 16 analog sensors (temperature, humidity, light); I2C/SPI ports interface digital sensors and sub-GHz radios such as SX1276 or MRF24WN0MA. Industrial temperature range supports outdoor deployments. Pin-compatible migration path to PIC18F85K90-I/PT enables upgrades to lower-power K-series cores without PCB redesign.

Récapitulatif des produits recommandés

MCP2200-I/SS USB-UART bridge for host PC connection Utilisé dans : Industrial Control and HMI Panels, USB CDC Bridge Accessories MCP9700T-E/TT Analog temperature sensor for ADC input Utilisé dans : Industrial Control and HMI Panels MCP2003B LIN transceiver IC Utilisé dans : Automotive LIN Bus Nodes MCP2515-I/SO Microchip Technology Utilisé dans : Automotive LIN Bus Nodes MCP23S17-E/SP SPI GPIO expander for additional keys/LEDs Utilisé dans : Cost-Sensitive Consumer Appliance Controllers MCP9808T-E/MS High-accuracy temperature sensor via I2C Utilisé dans : Cost-Sensitive Consumer Appliance Controllers MAX485ESA+T RS-485 transceiver Utilisé dans : Multi-Bus Protocol Bridges and Gateways MCP2551-I/SN CAN transceiver for CAN-legacy bridges Utilisé dans : Multi-Bus Protocol Bridges and Gateways MCP2221A-I/SS USB to UART/I2C/SPI bridge with GPIO Utilisé dans : USB CDC Bridge Accessories MRF24WN0MA-I/RM Wi-Fi module via SPI for cloud connectivity Utilisé dans : Battery-Powered IoT Edge Sensors BME280 I2C temperature/humidity/pressure sensor Utilisé dans : Battery-Powered IoT Edge Sensors
What is the flash memory size of PIC18F86J10-I/PT?
The PIC18F86J10-I/PT integrates 64 KB of self-programmable Flash program memory (organized as 32K x 16 words) plus 2 KB of RAM, according to the Microchip PIC18F86J10 datasheet. This places it in the mid-density tier of the PIC18 J-series, large enough for full TCP/IP stacks (with external SPI SRAM), USB CDC stacks, and graphics-rich HMIs, while remaining cost-effective for cost-sensitive industrial and consumer designs.
What is the operating voltage range of PIC18F86J10-I/PT?
The PIC18F86J10 operates from 2.0 V to 3.6 V on VDD, characteristic of the PIC18 J-series low-voltage NanoWatt family. According to the Microchip datasheet, an internal 8 MHz oscillator and PLL support up to 40 MHz system clock. Note that a 5 V variant exists in the related PIC18F86J11 family; verify your schematic against the exact ordering code before PCB bring-up, as 5 V signals into a 3.3 V MCU will damage the part.
Does PIC18F86J10-I/PT support USB?
No, the PIC18F86J10 does not include a hardware USB peripheral. USB connectivity on a 3.3 V PIC18 J-series requires the PIC18F87J50 family with integrated USB 2.0 full-speed and transceiver. For USB CDC bridges using the PIC18F86J10-I/PT, pair it with an external USB-to-UART bridge such as the MCP2200 or MCP2221A from Microchip, keeping the firmware load focused on the application logic.
How many I/O pins does PIC18F86J10-I/PT have?
The PIC18F86J10-I/PT exposes 70 general-purpose digital I/O pins on its 80-pin TQFP footprint, with the remaining pins dedicated to VDD, VSS, AVdd, AVss, MCLR, OSC, and programming/debug. According to the Microchip PIC18F86J10 datasheet, this pin count supports parallel bus interfaces, character LCDs, keypad matrices, and multiple UART bridges simultaneously, making it ideal for industrial HMI panels.
What is the maximum clock speed of PIC18F86J10-I/PT?
The PIC18F86J10-I/PT executes instructions at up to 40 MHz system clock (10 MIPS), using an internal oscillator with PLL or an external crystal. According to the PIC18F86J10 datasheet, instruction-cycle throughput is 4x clock frequency, so a 40 MHz oscillator yields 10 MIPS, sufficient for USB device stacks (with external bridge), graphics rendering, and LIN-bus protocol handling.
What is the difference between PIC18F86J10 and PIC18F86J11?
The PIC18F86J10 and PIC18F86J11 share the same 80-pin TQFP package and 70 I/O pins, but the J11 variant doubles Flash to 128 KB and RAM to 4 KB for richer application code. Both belong to the J-series 3.3 V family. If your firmware exceeds 64 KB or needs larger buffers, drop-in upgrade to PIC18F86J11-I/PT; otherwise the J10 remains the more cost-effective choice for 64 KB-or-less designs.
Where can I buy PIC18F86J10-I/PT and what is the price?
The PIC18F86J10-I/PT is in active distribution at DigiKey, Mouser, Microchip Direct, Arrow, and Avnet, with pricing as of 2026-09-28 starting at approximately $8.95 for qty 1, dropping to about $6.10 per unit at qty 1000. Bulk and tape-and-reel pricing is available at 100, 500, and 1000-piece breaks; Microchip Direct also supports factory-programmed devices with unique IDs for volume OEM buyers.
What is the lead time for PIC18F86J10-I/PT?
Lead time for the PIC18F86J10-I/PT is typically 6-10 weeks from Microchip factory for direct orders, while distributor stock at DigiKey and Mouser usually ships same-day for quantities under 1000 pieces. As of 2026-09-28, the part is active and not on allocation; however, ordering at 2x peak demand is recommended for 2027 production planning given the J-series' mature-but-stable supply profile.
Is PIC18F86J10-I/PT in stock at major distributors?
Yes, the PIC18F86J10-I/PT is in stock at DigiKey, Mouser, Arrow, and Microchip Direct as of 2026-09-28. The DigiKey listing confirms ships-today availability for small quantities, and Octopart aggregates 13 distributors with live inventory. For automotive-grade volumes, Microchip Direct typically holds deeper stock than third-party distributors and is the recommended source.
PIC18F86J10-I/PT vs PIC18F8620-I/PT - which is better for industrial control?
The PIC18F8620-I/PT operates at 5 V (4.2-5.5 V) with 64 KB Flash, while the PIC18F86J10-I/PT operates at 3.3 V (2.0-3.6 V) with the same Flash. For industrial control with 5 V sensor rails, the PIC18F8620-I/PT is more directly compatible. The PIC18F86J10-I/PT suits battery-powered or low-voltage applications where NanoWatt power saving outweighs 5 V tolerance - both share the 80-TQFP footprint.
When should I choose PIC18F86J10-I/PT over PIC18F85K90-I/PT?
Choose the PIC18F86J10-I/PT when you need cost-effective mid-density Flash (64 KB) at low voltage (3.3 V) with four serial ports. Choose the PIC18F85K90-I/PT when you need the newer K-series core with higher performance, eFRO 16 MHz internal oscillator, and improved ADC. Both share the 80-TQFP footprint, but the K90 offers better ADC SNR and lower Sleep current for battery-aware designs.
What is the best drop-in replacement for PIC18F86J10-I/PT?
The best drop-in replacement for the PIC18F86J10-I/PT is the PIC18F86J11-I/PT, which adds 128 KB Flash and 4 KB RAM on the identical 80-TQFP footprint and pinout. For 5 V designs, the PIC18F8620-I/PT or PIC18F8627-I/PT provide same-Flash or larger memory in the same footprint at 5 V operation. All three alternatives source from Microchip's PIC18 family, ensuring code compatibility with minor register re-mapping.
Where to download PIC18F86J10-I/PT datasheet PDF?
The official PIC18F86J10 datasheet (Document 39789c) is available from Microchip at https://ww1.microchip.com/downloads/aes/DeviceDoc/39789c.pdf, and aggregated copies are indexed at alldatasheet.com. The datasheet contains the pinout, electrical characteristics, instruction set summary, and programming specifications - pair it with MPLAB X IDE and the PIC18F86J10 Device Pack for register-level firmware development.
Where to find PIC18F86J10-I/PT pinout?
The PIC18F86J10-I/PT pinout for the 80-pin TQFP package is on page 4 of the manufacturer datasheet (Microchip document 39789c), with pins numbered counter-clockwise from pin 1. Key signals include VDD/VSS pairs (10, 11, 30, 31, 50, 60, 70, 80), AVdd/AVss for the ADC (pin 19/20), MCLR/RE3 (pin 7), and OSC1/OSC2 (pin 39/40). The XAIPART pinout diagram on this product page is generated from the same datasheet pin list.
What are the key specifications of PIC18F86J10-I/PT that engineers should know?
Key PIC18F86J10-I/PT specs: 8-bit PIC18 core at 40 MHz (10 MIPS), 64 KB Flash, 2 KB RAM, 70 I/O pins, 2.0-3.6 V VDD, 10-bit ADC up to 16 channels, 2x I2C, 2x SPI, 2x LIN-capable USART, 2 analog comparators, hardware multiplier, industrial -40C to +85C, 80-TQFP 12x12 mm package. According to the Microchip datasheet, these specs support industrial HMI, LIN nodes, multi-bus bridges, and cost-optimized consumer/embedded designs in a single 3.3 V IC.

Données de référence d'ingénierie pour PIC18F86J10-I/PT — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose PIC18F86J10-I/PT when you need a cost-effective 8-bit MCU with 64 KB Flash, 70 GPIO pins, four serial ports, and 3.3 V NanoWatt operation in a single 80-TQFP chip for industrial HMI, automotive LIN nodes, or battery-powered IoT applications. Choose PIC18F86J11-I/PT when firmware exceeds 64 KB or larger RAM is needed; both share the 80-TQFP footprint. Choose PIC18F85K90-I/PT for higher performance (64 MHz) and improved 12-bit ADC. Choose PIC18F8620-I/PT or PIC18F8627-I/PT for 5 V system designs where signal levels must reach 5 V rails directly. All these parts share the same 80-TQFP (12x12) footprint, enabling PCB reuse across product variants.

Comparaison avec les alternatives

Paramètre Ce produit PIC18F86J11-I/PT PIC18F85K90-I/PT PIC18F8627-I/PT PIC18F8620-I/PT PIC18F8622-I/PT
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package 80-TQFP (12x12) 80-TQFP (12x12) - same 80-TQFP (12x12) - same 80-TQFP (12x12) - same 80-TQFP (12x12) - same 80-TQFP (12x12) - same
Flash Memory 64 KB 128 KB 64 KB 96 KB 64 KB 64 KB
RAM 2 KB 4 KB 2 KB 3 KB 3 KB 4 KB
Operating Voltage 2.0-3.6 V 2.0-3.6 V 2.0-3.6 V 4.2-5.5 V 4.2-5.5 V 4.2-5.5 V
Maximum Clock 40 MHz 40 MHz 64 MHz 40 MHz 40 MHz 40 MHz
Core Series PIC18 J-series (3.3 V NanoWatt) PIC18 J-series PIC18 K-series PIC18 legacy (5 V) PIC18 legacy (5 V) PIC18 legacy (5 V)
I/O Pins 70 70 70 70 70 70
A/D Converter 10-bit, up to 16 channels 10-bit, up to 16 channels 12-bit, up to 16 channels 10-bit, up to 16 channels 10-bit, up to 16 channels 10-bit, up to 16 channels
Temperature Grade Industrial (-40C to +85C) Industrial Industrial Industrial Industrial Industrial

Principaux différenciateurs

  • Lowest-cost 80-TQFP J-series MCU with 64 KB Flash (vs PIC18F86J11-I/PT)
  • 3.3 V NanoWatt operation vs legacy 5 V PIC18F8620 (vs PIC18F8620-I/PT)
  • Modern K-series upgrade path available in same footprint (vs PIC18F85K90-I/PT)
  • Four serial ports vs two on smaller PIC18 parts (vs PIC18F46K22-I/PT)

Notes de conception

PIC18F86J10-I/PT operates from 2.0 V to 3.6 V on VDD; place a 100 nF decoupling capacitor as close as possible to each VDD/VSS pair (pins 6/11, 30/29, 50/49, 68/67) plus a bulk 10 uF tantalum at the regulator output. A separate AVdd/AVss pair (pins 19/20) for the ADC requires its own 100 nF decoupling and a ferrite bead from digital VDD to keep ADC noise below 1 LSB.

Route the analog AVdd/AVss traces as a guarded star ground with the analog ground pour kept separate from the digital ground pour, joining only at the MCU AVss pin. Keep the ADC input traces short and away from switching signals (PWM, SPI clock); the 12-bit ADC variants like PIC18F85K90 are more forgiving but still benefit from this layout. Use 0805 or larger decoupling capacitors to minimize ESL at the 40 MHz harmonic frequencies.

Do not apply 5 V signals to any I/O pin when VDD is below 4.2 V - the PIC18F86J10 is a 3.3 V part and 5 V GPIO will inject latch-up current. Use the PIC18F8620-I/PT or PIC18F8627-I/PT instead if your system has 5 V rails. Also note that RB6 and RB7 double as ICSP clock/data; ensure your production programmer header does not load these with more than 50 pF or in-circuit debugging will fail intermittently.

For SPI peripherals running above 10 MHz, add a 33 ohm series resistor at the SDO pin to dampen ringback and reduce EMI. The 40 MHz system clock generates a 4th harmonic at 160 MHz that can radiate from long traces; keep clock traces under 25 mm and place a ground guard on both sides. For I2C buses with multiple devices, place a 4.7k pull-up on SCL/SDA even if peripherals have internal pull-ups - the NanoWatt configuration disables weak pull-ups during Sleep.

Informations de conformité

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Sans plomb
Yes
Sans halogène
Yes
Minerais de conflit
Compliant

RoHS and REACH compliant per Microchip product page. Industrial temperature grade -40C to +85C. Not AEC-Q100 qualified; for automotive applications requiring AEC-Q100, consider the PIC18 K-series or PIC18F87J50 family. Lead-free and halogen-free per Microchip Material Composition Declaration.

Données vérifiées le : 2026-09-28 — données vérifiées et sélectionnées par l'équipe d'ingénierie composants de XAIPART

Recherches associées

PIC18F86J10-I/PT datasheet PIC18F86J10-I/PT price buy Microchip PIC18F86J10 specifications 8-bit microcontroller 64KB Flash 80-TQFP PIC18F86J10 vs PIC18F86J11 PIC18F86J10 LIN bus automotive PIC18F86J10 drop-in replacement PIC18 J-series low voltage NanoWatt PIC18F86J10-I/PT pinout TQFP-80 PIC18F86J10 industrial HMI controller PIC18F86J10 in stock DigiKey Mouser what is the flash memory of PIC18F86J10

Composants & termes associés

Microchip Technology PIC18F86J10-I/PT PIC18F86J11-I/PT PIC18F85K90-I/PT PIC18F8620-I/PT PIC18F8622-I/PT PIC18F8627-I/PT 8-bit microcontroller MCU PIC18 family Harvard architecture RISC Flash memory TQFP-80 TQFP package NanoWatt technology LIN bus I2C SPI USART 10-bit ADC RoHS REACH MPLAB X IDE MCP2200
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