PIC18F65J10-I/PT - 8-bit 40MHz 32KB Flash MCU 64-TQFP | Microchip
MPN: PIC18F65J10-I/PT ✓ פעילPIC18F65J10-I/PT סקירה
A PIC (Peripheral Interface Controller) microcontroller is a microcontroller family built around Microchip's Harvard-architecture RISC core, which separates program and data buses to allow simultaneous instruction fetch and operand access. The PIC18 sub-family is the high-performance tier of the 8-bit PIC line, providing a 16-bit instruction word, a hardware multiply, linear code space, and C-friendly extensions such as software-accessible context saving. The 'J10' suffix indicates the J-series variant, which removes internal 5V regulation and instead powers the core directly from Vdd (2.0-3.6V) while I/O remains 5V-tolerant.
Key features of the PIC18F65J10 include 32 KB of self-programmable Flash, 2 KB SRAM, 54 I/O pins across ports A through G, two MSSP (I2C/SPI) modules, two enhanced USARTs with LIN hardware support, two 10-bit ADC modules with 11 input channels, two analog comparators, and a 2-wire ICSP debug interface. The 64-pin TQFP (PT) package gives 54 general-purpose I/O pins - among the highest I/O counts in the PIC18 family.
Typical applications include industrial control panels with multiple serial peripherals (LIN nodes, sensor buses, displays), USB-less human-machine interface boards, motor and lighting controllers, and automotive body/comfort ECUs. The large Flash-to-RAM ratio makes it well-suited to protocol stacks and state-machine firmware that needs more code than data. The J10's lack of internal 5V LDO simplifies board power design when 3.3V rails already exist.
When designing with the PIC18F65J10, ensure Vdd stays within 2.0-3.6V (core supply) and that Vddio/Vddcore separation is implemented per the J-series datasheet, since J-series devices draw core current through dedicated Vddcore pins. Add a 100 nF decoupling cap per power pin and bulk 10 uF tantalum or ceramic near the package. Use the MPLAB Snap or ICD 3 programmer via the ICSP pins (PGEC1/PGED1).
חלופות תחליף ישיר עבור PIC18F65J10-I/PT — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם PIC18F65J10-I/PT (אותו גורם צורה וטביעת רגל) — שונים ב Package, ADC, Timers, Core Architecture, Operating Temperature.
PIC18F66J10-I/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC18F65J11-I/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC18F65J10-E/PT
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
PIC18F65J10T-I/PT
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC18F66J11-I/PT
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
PIC18F65J10-I/PT דירוגים מרביים ומאפיינים חשמליים
| Core Architecture | PIC18 (8-bit Harvard RISC) |
| Family | PIC18J-series |
| Flash Program Memory | 32 KB (16K x 16) |
| SRAM | 2 KB |
| Maximum Clock Speed | 40 MHz |
| Instruction Throughput | Up to 16 MIPS |
| Supply Voltage (Vdd/Vddio) | 4.2 V to 5.5 V |
| Core Supply Voltage (Vddcore) | 2.0 V to 3.6 V |
| טווח טמפרטורת פעולה | -40 C to +85 C (industrial, '-I' suffix) |
| Digital I/O Pins | 54 |
| מארז | 64-pin TQFP (PT) 10x10 mm |
| סוג הרכבה | Surface Mount |
| ADC | 10-bit, 11 input channels |
| Analog Comparators | 2 |
| UART / EUSART Modules | 2 (LIN-capable) |
| I2C / SPI (MSSP) Modules | 2 |
| Timers | 5 (8/16-bit) |
| PWM Channels | 4 CCP / ECCP |
| ICSP Debug Interface | Yes (2-wire) |
| סטטוס RoHS | Compliant |
תצורת פינים של PIC18F65J10-I/PT
| פין 1 | MCLR/RE3 — Master Clear (reset) input / digital I/O RE3 |
| פין 2 | RA0/AN0 — PORTA bit 0 / analog input 0 |
| פין 3 | RA1/AN1 — PORTA bit 1 / analog input 1 |
| פין 4 | RA2/AN2/VREF- — PORTA bit 2 / analog input 2 / ADC VREF- |
| פין 5 | RA3/AN3/VREF+ — PORTA bit 3 / analog input 3 / ADC VREF+ |
| פין 6 | RA4/AN4 — PORTA bit 4 / analog input 4 |
| פין 7 | RA5/AN5 — PORTA bit 5 / analog input 5 |
| פין 8 | RA6 — PORTA bit 6 (OSC2) |
| פין 9 | RA7 — PORTA bit 7 (OSC1) |
| פין 10 | Vddcore — Core supply voltage (2.0-3.6V) |
| פין 11 | Vss — Core ground |
| פין 12 | RB0/INT0 — PORTB bit 0 / external interrupt 0 |
| פין 13 | RB1/INT1 — PORTB bit 1 / external interrupt 1 |
| פין 14 | RB2/INT2 — PORTB bit 2 / external interrupt 2 |
| פין 15 | RB3/INT3 — PORTB bit 3 / external interrupt 3 |
| פין 16 | RB4/KBI0 — PORTB bit 4 / interrupt-on-change |
| פין 17 | RB5/KBI1 — PORTB bit 5 / interrupt-on-change |
| פין 18 | RB6/KBI2/PGC — PORTB bit 6 / ICSP clock |
| פין 19 | RB7/KBI3/PGD — PORTB bit 7 / ICSP data |
| פין 20 | Vddio — I/O supply voltage (4.2-5.5V) |
| פין 21 | Vss — I/O ground |
| פין 22 | RC0/T1OSO — PORTC bit 0 / Timer1 oscillator output |
| פין 23 | RC1/T1OSI — PORTC bit 1 / Timer1 oscillator input |
| פין 24 | RC2/CCP1 — PORTC bit 2 / CCP1 PWM output |
| פין 25 | RC3/SCL1 — PORTC bit 3 / I2C1 clock |
| פין 26 | RC4/SDA1 — PORTC bit 4 / I2C1 data |
| פין 27 | RC5/SDO1 — PORTC bit 5 / SPI1 data out |
| פין 28 | RC6/TX1/CK1 — PORTC bit 6 / UART1 TX / clock |
| פין 29 | RC7/RX1/DT1 — PORTC bit 7 / UART1 RX / data |
| פין 30 | Vddcore — Core supply voltage |
| פין 31 | Vss — Core ground |
| פין 32 | RD0 — PORTD bit 0 |
| פין 33 | RD1 — PORTD bit 1 |
| פין 34 | RD2 — PORTD bit 2 |
| פין 35 | RD3 — PORTD bit 3 |
| פין 36 | RD4 — PORTD bit 4 |
| פין 37 | RD5 — PORTD bit 5 |
| פין 38 | RD6 — PORTD bit 6 |
| פין 39 | RD7 — PORTD bit 7 |
| פין 40 | Vddio — I/O supply voltage |
| פין 41 | Vss — I/O ground |
| פין 42 | RE0/AN6 — PORTE bit 0 / analog input 6 |
| פין 43 | RE1/AN7 — PORTE bit 1 / analog input 7 |
| פין 44 | RE2/AN8 — PORTE bit 2 / analog input 8 |
| פין 45 | RE3/AN9 — PORTE bit 3 / analog input 9 (shared with MCLR) |
| פין 46 | Vddio — I/O supply voltage |
| פין 47 | Vss — I/O ground |
| פין 48 | RF0/AN10 — PORTF bit 0 / analog input 10 |
| פין 49 | RF1/AN11 — PORTF bit 1 / analog input 11 |
| פין 50 | RF2 — PORTF bit 2 |
| פין 51 | RF3 — PORTF bit 3 |
| פין 52 | RF4 — PORTF bit 4 |
| פין 53 | RF5 — PORTF bit 5 |
| פין 54 | RF6 — PORTF bit 6 |
| פין 55 | RF7 — PORTF bit 7 |
| פין 56 | Vddcore — Core supply voltage |
| פין 57 | Vss — Core ground |
| פין 58 | RG0/CCP3 — PORTG bit 0 / CCP3 PWM output |
| פין 59 | RG1/TX2/CK2 — PORTG bit 1 / UART2 TX |
| פין 60 | RG2/RX2/DT2 — PORTG bit 2 / UART2 RX |
| פין 61 | RG3/CCP4 — PORTG bit 3 / CCP4 PWM output |
| פין 62 | RG4 — PORTG bit 4 |
| פין 63 | RG5 — PORTG bit 5 |
| פין 64 | Vssio — I/O ground (last pin on TQFP) |
יישומים טיפוסיים
PIC18F65J10-I/PT מתאים עבור 6 יישוםs: Industrial Control Panel with Multi-Serial Interfaces, HMI / Operator Interface Board, Lighting and LED Control Node, Sensor Aggregation and Monitoring, Small Motor and Stepper Controller, Automotive Comfort / Body ECU (Non-AEC-Q100 Zone).
Industrial Control Panel with Multi-Serial Interfaces
The PIC18F65J10-I/PT is well matched to industrial control panels that aggregate several serial fieldbuses. Its two LIN-capable EUSARTs handle RS-232/RS-485 motor-controller links while the two MSSP peripherals drive I2C sensor arrays and SPI displays. With 32 KB of Flash, the device can host a full Modbus RTU or proprietary protocol stack alongside UI state machines, and 2 KB of SRAM is sufficient for receive buffers. The 54 I/O pins allow direct connection to button matrices, LED drivers, and keypad scanning hardware without external I/O expanders.
מומלץ
HMI / Operator Interface Board
Human-machine interface boards for industrial equipment benefit from the PIC18F65J10-I/PT's large pin count. Its 54 digital I/Os can drive character or graphic LCDs directly via parallel interface, scan 4x4 or 5x5 keypads, and drive status LEDs, eliminating external logic. The 32 KB Flash stores bitmap tables, multi-language font data, and screen-handler code, while 2 KB SRAM provides enough framebuffer for small monochrome displays. The two I2C and two SPI channels connect to touch controllers, EEPROM, and real-time clocks.
מומלץ
Lighting and LED Control Node
The PIC18F65J10-I/PT drives 4 CCP/ECCP PWM channels and 5 timers, enough to control dimmable RGBW LED drivers and stage lighting fixtures. With its 40 MHz clock it can refresh 8-16 channel PWM at >1 kHz without flicker. The two LIN-capable UARTs accept DMX-512 or DALI commands while the I2C bus reads color sensors. 32 KB Flash holds animated lighting profiles and 2 KB SRAM buffers multi-frame crossfades.
מומלץ
Sensor Aggregation and Monitoring
The PIC18F65J10-I/PT aggregates sensor data from multiple buses in monitoring equipment. Its two I2C channels read temperature, pressure, and humidity sensors simultaneously while two SPI channels connect to higher-speed ADCs or accelerometers. The 10-bit ADC with 11 channels handles analog sensor inputs directly. 32 KB Flash stores calibration tables, and 2 KB SRAM buffers telemetry before forwarding over UART or USB (using PIC18F65J11 if USB is needed).
מומלץ
Small Motor and Stepper Controller
Brushless DC and stepper motor controller boards use the PIC18F65J10-I/PT's PWM channels for commutation, the 10-bit ADC for back-EMF sensing, and LIN/UART for command input. The 32 KB Flash fits FOC or trapezoidal commutation algorithms with lookup tables, and the 54 I/Os drive gate-driver enable signals for half-bridges. The PIC18J core's deterministic 4-clock-per-instruction pipeline simplifies real-time control loop timing.
מומלץ
Automotive Comfort / Body ECU (Non-AEC-Q100 Zone)
In non-AEC-Q100 automotive accessories and aftermarket products, the PIC18F65J10-I/PT's two LIN-capable UARTs drive LIN-bus nodes such as window lifters, seat controllers, or mirror adjusters. 32 KB Flash holds LIN stack and application logic, and 54 I/Os interface to relays and switches. For OEM-grade ECUs requiring AEC-Q100, select the extended-temperature PIC18F65J10-E/PT variant instead, but the standard part suits hobbyist, prototyping, and off-road applications.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור PIC18F65J10-I/PT — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | PIC18F66J10-I/PT | PIC18F65J11-I/PT | PIC18F66J11-I/PT |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-TQFP (PT) 10x10 mm | 64-TQFP (PT) 10x10 mm - same | 64-TQFP (PT) 10x10 mm - same | 64-TQFP (PT) 10x10 mm - same |
| Flash Program Memory | 32 KB | 64 KB | 32 KB | 64 KB |
| SRAM | 2 KB | 4 KB | 2 KB | 4 KB |
| Maximum Clock Speed | 40 MHz | 40 MHz | 48 MHz | 48 MHz |
| Digital I/O Pins | 54 | 54 | 52 | 52 |
| USB 2.0 | No | No | Yes (FS OTG) | Yes (FS OTG) |
| UART / EUSART Modules | 2 (LIN-capable) | 2 (LIN-capable) | 2 (LIN-capable) | 2 (LIN-capable) |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
מבדילים עיקריים
- Higher RAM/Flash headroom in same 64-pin TQFP footprint (לעומתPIC18F66J10-I/PT)
- LIN-capable UART pair for automotive body networks (לעומתPIC18F65K22-I/PT)
- USB 2.0 option in same package (לעומתPIC18F65J11-I/PT)
הערות תכנון
The PIC18F65J10-I/PT (J-series) lacks an internal 5V-to-3.3V LDO. Both Vddcore (2.0-3.6 V) and Vddio (4.2-5.5 V) must be supplied separately, per the Microchip PIC18F6xJ10 datasheet. Add a 100 nF decoupling capacitor at every Vdd and Vss pin pair, and a 10 uF bulk tantalum or ceramic near the package. If both rails come from the same 5V source, generate Vddcore with a low-dropout regulator such as MCP1825 (LDO, 3.3V, 500 mA) to keep the core supply clean.
Route the ICSP clock and data lines (PGEC1/PGED1, pins 18 and 19 on PORTB) directly to a 6-pin ICSP header with minimal stubs to avoid programming failures. Place the 32.768 kHz crystal for Timer1 oscillator close to pins T1OSO/T1OSI (RC0/RC1). Use a 4-layer PCB with continuous ground pour under the TQFP to keep switching noise from EUSART/MSSP lines out of sensitive analog ADC inputs on PORTA and PORTF.
J-series PIC18 devices do not tolerate 5V on Vddcore - applying 5V to Vddcore pins permanently damages the part. Always verify that Vddcore is regulated to 2.0-3.6 V before applying 5V to Vddio. Also note that PORTE bit 3 (RE3) is multiplexed with MCLR; configuring RE3 as a digital input requires unlocking the RE3 mux bit in the CONFIG3L register, otherwise MCLR remains the only function.
Estimated: with 54 I/O pins switching simultaneously at 40 MHz, the PIC18F65J10-I/PT can generate ~200 mA peak supply current transients. Place 100 nF X7R ceramics at every Vdd/Vss pair to provide local charge reservoirs and keep the analog ADC readings stable. For 10-bit ADC accuracy better than ±1 LSB, add a 10 uF + 100 nF + 10 nF pi-filter on the VREF+ pin (RA3) when sampling high-impedance analog signals.
מידע על תאימות
RoHS compliant per Microchip product page. Industrial temperature grade -40 to +85 C; for automotive applications use the PIC18F65J10-E/PT extended-temperature variant which is AEC-Q100 qualified. Lead-free and halogen-free per Microchip PIC18F6xJ10 family environmental compliance documents.
