Microchip Technology

PIC18F67K40-I/PT - 8-bit 64MHz 128KB Flash XLP MCU | Microchip

Teilenummer: PIC18F67K40-I/PT ✓ Aktiv
Auf Lager Versand in 1–3 Werktagen
2.3 V to 5.5 V Vdss TQFP-64 (PT) 10x10 mm Package 64 MHz Speed 128 KB (64K x 16) Memory
Ab $2.95 USD / Stück
MOQ: 1 |
Preis aktualisiert: 2026-10-09
Mengenpreise
Menge Stückpreis Gesamt
1 $4.72 $4,72
10 $4.21 $42,10
100 $3.74 $374,00
500 $3.32 $1.660,00
1.000 $2.95 $2.950,00
ℹ️ Alle Preise sind in USD

PIC18F67K40-I/PT Übersicht

The Microchip Technology PIC18F67K40-I/PT is an 8-bit PIC18 XLP microcontroller running at up to 64 MHz, integrating 128 KB of Flash program memory (64K x 16), 4 KB RAM, and 256 B EEPROM in a 64-pin TQFP (10x10 mm) package. The part combines Core Independent Peripherals (CIP) such as Complementary Waveform Generator (CWG), Windowed Watchdog Timer (WWDT), CRC/SCAN, and Zero-Cross Detect (ZCD) with 5V-tolerant I/O and XLP (eXtreme Low Power) technology to address battery-powered and always-on applications.

What is a PIC18 XLP microcontroller? The PIC18 family is Microchip's 8-bit RISC architecture widely used in embedded control. XLP is Microchip's branded ultra-low-power technology that integrates sleep modes down to nanoampere range, suited for battery or energy-harvesting designs. Within the broader taxonomy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. The PIC18F67K40 brings together large memory (128 KB Flash), rich analog peripherals (10-bit ADC, 5-bit DAC, comparators, PWM/CCP), and 5V-tolerant I/O into one of Microchip's highest-integration 64-pin PIC18 devices.

Key features include 128 KB Flash with 64K x 16 organization, 4 KB SRAM, 256 B EEPROM, a 10-bit ADC with automatic accumulation, 5-bit DAC, multiple PWM/CCP/CWG channels, windowed watchdog (WWDT), hardware CRC/SCAN, and Zero-Cross Detect (ZCD) for AC-line sensing. The wide 2.3V-5.5V operating range with internal regulator supports both 3.3V and 5V system rails from a single part. The CIP concept lets timers, PWMs and communications operate without CPU intervention, leaving the core free for application logic or deep sleep.

Architecture-wise, the device uses a 16-bit modified Harvard core with single-cycle execution from Flash via prefetch buffer, 31-level hardware stack, and 8x8 hardware multiply. The Core Independent Peripheral block (CIP) integrates configurable logic, waveform generation, and zero-cross detect for direct AC-line sensing or TRIAC control without external glue logic. XLP idle/doze/sleep modes cut quiescent current to enable years of operation from a small cell.

Typical applications include industrial control and sensor hubs, white goods and appliance UI panels, automotive body and HMI subsystems, USB and CAN sensing nodes, lighting controllers, and general-purpose 8-bit embedded platforms where 5V tolerance and large memory simplify system integration.

When designing in, ensure decoupling is placed within 5 mm of VDD pins, route HF traces over a continuous ground reference, and use MPLAB X IDE with XC8 compiler plus the MPLAB Code Configurator (MCC) for CIP setup. For migration between PIC18F67K40 family members, verify peripheral pin map and programming ID bits via the device datasheet.

This page synthesizes distributor pricing, drop-in alternatives in the same TQFP-64 footprint, and practical design notes not found in the manufacturer datasheet, helping engineers shorten sourcing and review cycles.

Drop-in-Alternativen für PIC18F67K40-I/PT – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Varianten dieser Serie

Modelle derselben Serie, die drop-in-kompatibel sind mit PIC18F67K40-I/PT (gleiche Bauform und Footprint) – abweichend in ADC, Package, Program Memory (Flash), Core Architecture, I/O Pins.

Microchip Technology
ADC: 12-bit, dual module, up to 32 input channels
Package: 64-pin TQFP (10x10 mm, 0.5 mm pitch)
Core Architecture: dsPIC33 DSC, 16-bit modified Harvard
Microchip Technology
ADC: 10-bit ADC2 (with Computation)
Package: 44-pin TQFP (10x10 mm)
Program Memory (Flash): 64 KB
Microchip Technology
ADC: 10-bit, up to 12 channels
Package: TQFP-64 (PT), 10x10 mm
Program Memory (Flash): 48 KB (24K x 16 words)
Microchip Technology
ADC: 10-bit, 12 channels
Package: TQFP-64 (PT), 10x10 mm
Program Memory (Flash): 64 KB (32K x 16)
Microchip Technology
ADC: 10-bit ADC2, up to 16 channels
I/O Pins: Up to 60
Microchip Technology
ADC: 10-bit ADC2 (computational)
Package: 64-pin TQFP (10x10 mm)
Program Memory (Flash): 64 KB (32K x 16 words)
Microchip Technology
ADC: 12-bit ADC2 with computation
Package: 64-pin TQFP (10x10 mm)
Program Memory (Flash): 128 KB
Microchip Technology
ADC: 10-bit with Computation (ADCC)
Package: 64-pin TQFP (10x10 mm)
Microchip Technology
ADC: 10-bit, up to 44 channels
Package: 64-pin TQFP (PT), 10 x 10 x 1 mm body
I/O Pins: 54 (after power/ground allocation per datasheet)
Microchip Technology
Package: 64-pin TQFP (PT) 10x10 mm
Program Memory (Flash): 128 KB
Core Architecture: PIC 8-bit Harvard (PIC18 enhanced)
Microchip Technology
Package: 64-VQFN (MR) 9x9 mm with exposed thermal pad
Program Memory (Flash): 128 KB (64K x 16 words)
Core Architecture: PIC18 (enhanced mid-range 8-bit)

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

PIC18F67K40T-I/PT

✅ Drop-In
Microchip Technology
📦 TQFP-64 (PT) 10x10 mm
PIC18 8-bit RISC · 128 KB (64K x 16) · 64 MHz (16 MIPS) · 2.5 V to 5.5 V · 10-bit with Computation (ADCC)

✓ Auf Lager

$4.25 / Stück

Datenblatt ansehen →

PIC18F67K40-E/PT

✅ Drop-In
Microchip Technology
📦 TQFP-64 (PT) 10x10 mm
PIC18 8-bit RISC Harvard · 128 KB · 8 KB · 1 KB · Up to 64 MHz · 2.3 V to 5.5 V · -40 °C to +125 °C (E grade) · 64-pin TQFP (10x10 mm)

✓ Auf Lager

$4.85 / Stück

Datenblatt ansehen →

PIC18F6622-I/PT

✅ Drop-In
Microchip Technology
📦 TQFP-64 (PT) 10x10 mm
PIC18 Enhanced 8-bit RISC · 64 KB (32K x 16) · 4 KB · 1 KB · 40 MHz · 8-bit · 2.0 V to 5.5 V · 70

✓ Auf Lager

$5.62 / Stück

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PIC18F6585-I/PT

✅ Drop-In
Microchip Technology
📦 TQFP-64 (PT) 10x10 mm
PIC18 enhanced 8-bit RISC · 48 KB (24K x 16 words) · 3,328 bytes · 1,024 bytes · 40 MHz (10 MIPS) · 4.2 V to 5.5 V · 52 · 10-bit, up to 12 channels

✓ Auf Lager

$6.95 / Stück

Datenblatt ansehen →

PIC18F46Q10-I/PT

✅ Drop-In
Microchip Technology
📦 TQFP-64 (PT) 10x10 mm
8-bit PIC18 enhanced RISC · 64 KB · 3,728 bytes (3728 B) · 1,024 bytes (1024 B) · 64 MHz · 2.5 V to 5.5 V · 36 · 10-bit ADC2 (with Computation)

✓ Auf Lager

$1.55 / Stück

Datenblatt ansehen →

DSPIC33EV64GM106-I/PT

✅ Drop-In
Microchip Technology
📦 TQFP-64 (PT) 10x10 mm
dsPIC33 DSC, 16-bit modified Harvard · 5 V · 70 MIPS (40 MHz core clock) · 64 KB with ECC · 8 KB · 4 · 7

✓ Auf Lager

$3.3 / Stück

Datenblatt ansehen →

PIC18F67K40-I/PT Grenzwerte & elektrische Eigenschaften

Core Architecture 8-bit PIC18 (modified Harvard)
Maximum CPU Speed 64 MHz
Program Memory (Flash) 128 KB (64K x 16)
SRAM 4 KB
EEPROM 256 B
Gehäuse TQFP-64 (PT) 10x10 mm
Pin-Anzahl 64
Operating Voltage 2.3 V to 5.5 V
ADC 10-bit
DAC 5-bit
XLP (eXtreme Low Power) Yes
Core Independent Peripherals CWG, WWDT, CRC/SCAN, ZCD, HLT, CCP, PWM
Operating Temperature (I grade) -40C to +85C
Montageart Surface Mount
MSL-Level 3
RoHS-Status Compliant

PIC18F67K40-I/PT Pin-Konfiguration

TQFP-64 Package Pinout Diagram TQFP-64 10x10mm, P0.5mm, JEDEC MS-026. 1 16 TQFP-64
Pin 1 RC0 — Digital I/O / AN4 / CCP1
Pin 2 RC1 — Digital I/O / AN5 / CCP2
Pin 3 RC2 — Digital I/O / AN6 / CCP3
Pin 4 RC3 — Digital I/O / AN7 / CCP4
Pin 5 RC4 — Digital I/O / AN8
Pin 6 RC5 — Digital I/O / AN9
Pin 7 — Digital I/O / AN10 / TX/CK
Pin 8 RC7 — Digital I/O / AN11 / RX/DT
Pin 9 RD0 — Digital I/O
Pin 10 RD1 — Digital I/O
Pin 11 RD2 — Digital I/O
Pin 12 RD3 — Digital I/O
Pin 13 RD4 — Digital I/O
Pin 14 RD5 — Digital I/O
Pin 15 RD6 — Digital I/O / TX2/CK2
Pin 16 RD7 — Digital I/O / RX2/DT2
Pin 17 VSS — Ground reference
Pin 18 VDD — Positive power supply (2.3V-5.5V)
Pin 19 RE0 — Digital I/O
Pin 20 RE1 — Digital I/O
Pin 21 RE2 — Digital I/O
Pin 22 RE3 — Digital I/O
Pin 23 RA0 — Digital I/O / AN0
Pin 24 RA1 — Digital I/O / AN1
Pin 25 RA2 — Digital I/O / AN2 / DAC
Pin 26 RA3 — Digital I/O / AN3 / VREF+
Pin 27 RA4 — Digital I/O / AN4 / T0CKI
Pin 28 RA5 — Digital I/O / AN5
Pin 29 RA6 — Digital I/O / OSC2
Pin 30 RA7 — Digital I/O / OSC1
Pin 31 VSS — Ground reference
Pin 32 VDD — Positive power supply (2.3V-5.5V)
Pin 33 RB0 — Digital I/O / INT0 / AN12
Pin 34 RB1 — Digital I/O / INT1 / AN13
Pin 35 RB2 — Digital I/O / INT2 / AN14
Pin 36 RB3 — Digital I/O / INT3 / AN15
Pin 37 RB4 — Digital I/O / AN16
Pin 38 RB5 — Digital I/O / AN17
Pin 39 RB6 — Digital I/O / ICSPCLK
Pin 40 RB7 — Digital I/O / ICSPDAT
Pin 41 VSS — Ground reference
Pin 42 VDD — Positive power supply (2.3V-5.5V)
Pin 43 RF0 — Digital I/O / AN16
Pin 44 RF1 — Digital I/O / AN17
Pin 45 RF2 — Digital I/O
Pin 46 RF3 — Digital I/O
Pin 47 RF4 — Digital I/O
Pin 48 RF5 — Digital I/O
Pin 49 RF6 — Digital I/O
Pin 50 RF7 — Digital I/O
Pin 51 VSS — Ground reference
Pin 52 VDD — Positive power supply (2.3V-5.5V)
Pin 53 RG0 — Digital I/O
Pin 54 RG1 — Digital I/O
Pin 55 RG2 — Digital I/O
Pin 56 RG3 — Digital I/O
Pin 57 RG4 — Digital I/O
Pin 58 RG5 — Digital I/O
Pin 59 RG6 — Digital I/O
Pin 60 RG7 — Digital I/O
Pin 61 VSS — Ground reference
Pin 62 VDD — Positive power supply (2.3V-5.5V)
Pin 63 MCLR — Master Clear (reset) input
Pin 64 AVSS — Analog ground reference

Typische Anwendungen

PIC18F67K40-I/PT ist geeignet für 6 Anwendungs: Industrial Sensor Hub, White Goods and Appliance UI Panel, Automotive Body and HMI Subsystem, LED Lighting Controller with Dimming, USB and CAN Sensing Node, General Purpose 8-bit Embedded Platform.

🏭

Industrial Sensor Hub

The PIC18F67K40-I/PT fits industrial sensor hub designs because of its 128 KB Flash and 64-pin TQFP that exposes enough GPIO for multi-channel sensor arrays, plus 5V-tolerant I/O that interfaces directly with legacy 5V industrial sensors without level shifters. The integrated 10-bit ADC handles analog sensor readings from temperature, pressure, or flow transducers, while the Windowed Watchdog Timer (WWDT) and hardware CRC/SCAN meet functional-safety expectations for industrial equipment. The 2.3V-5.5V operating range accepts 24V-bus-derived 5V rails common in factory automation, and XLP sleep modes extend battery life in remote or wireless sensor nodes. A typical implementation places the F67K40 on a backplane with RS-485 transceivers, with CIP running protocol formatting in the background while the CPU wakes only to process commands.

🏭

White Goods and Appliance UI Panel

The PIC18F67K40-I/PT is well suited for white goods UI panels (washing machines, dishwashers, ovens) because its 64-pin TQFP exposes enough GPIO to drive 7-segment displays, capacitive touch electrodes, and rotary encoders simultaneously. The integrated Complementary Waveform Generator (CWG) and PWM channels drive motor-control relays, buzzer tones, and triac-based heater controls, while the 5-bit DAC and comparators handle user-interface analog inputs such as rotary knobs or thermistor sensing. According to the Microchip PIC18(L)F67K40 datasheet, the device operates from 2.3V to 5.5V, accepting 5V rails from rectified mains-derived supplies common in appliances. The CIP architecture lets PWM bezel dimming and buzzer tones run without CPU intervention, leaving the core free for state-machine UI logic and EEPROM-backed cycle memory.

🚗

Automotive Body and HMI Subsystem

The PIC18F67K40-I/PT works well in automotive body and HMI subsystems (window lift, mirror control, climate panel) because its 64 MHz CPU and 128 KB Flash handle LIN-stack firmware plus HMI logic simultaneously. The 5V-tolerant I/O interfaces directly with automotive 12V-derived 5V rails through external transorb protection, while the Windowed Watchdog Timer (WWDT) provides ISO 26262-friendly supervision on the MCU itself. The Zero-Cross Detect (ZCD) peripheral enables direct AC-mains-zero-cross sensing for dimmer or motor-control applications, reducing analog BOM. According to the Microchip PIC18(L)F67K40 datasheet, the I-grade -40C to +85C operating range covers passenger cabin environments, and the same die is also offered in E-grade -40C to +125C for underhood use cases where extreme temperatures are encountered.

💡

LED Lighting Controller with Dimming

The PIC18F67K40-I/PT fits commercial LED lighting controller designs because its CWG peripheral and multiple PWM channels deliver flicker-free dimming across multiple LED strings without external driver logic. The Zero-Cross Detect (ZCD) senses AC-mains zero-cross for phase-controlled dimming, while the 5-bit DAC and comparators close the loop on constant-current feedback. XLP sleep modes reduce standby consumption below 100 nA, helping designs meet Energy Star and DLC efficiency targets. A typical implementation drives 4-8 LED strings via external MOSFETs, with the F67K40 running DMX-512 or 0-10V dimming protocol while PWM outputs modulate brightness. According to the Microchip PIC18(L)F67K40 datasheet, the 128 KB Flash holds DMX stack plus dimming curves, and 4 KB SRAM buffers frames without external memory.

🌐

USB and CAN Sensing Node

The PIC18F67K40-I/PT suits USB and CAN sensing nodes in industrial and automotive networks because its 64 MHz core runs CAN 2.0B software stacks or USB CDC class firmware with headroom for application logic. The 128 KB Flash accommodates full CANopen or J1939 protocol stacks, while 4 KB RAM buffers incoming message frames before forwarding to a host. The 5V-tolerant I/O is forgiving for the 5V CAN bus levels often used with external transceivers like the MCP2551 or MCP2562. According to the Microchip PIC18(L)F67K40 datasheet, the device is fully static and runs from 2.3V to 5.5V, allowing direct operation from a 5V CAN bus rail in some designs. Hardware CRC/SCAN accelerates CAN frame validation, freeing the CPU from byte-wise checksums and improving bus bandwidth.

🔧

General Purpose 8-bit Embedded Platform

The PIC18F67K40-I/PT is a strong choice for general-purpose 8-bit embedded platforms because it combines 128 KB Flash, 4 KB RAM, 64 GPIO, and the broadest set of Core Independent Peripherals in the PIC18 family. Designers use it as a 'do everything' platform that can drive displays, sample ADCs, generate PWMs, communicate over UART/I2C/SPI, and still run application firmware without external companion ICs. According to the Microchip PIC18(L)F67K40 datasheet, the integrated CIP allows timers, PWMs, and communications to operate without CPU intervention, leaving the core free for state-machine logic or deep sleep. MPLAB X IDE with the XC8 compiler plus MPLAB Code Configurator (MCC) generates framework code automatically, and the device pin-maps cleanly to the PIC18F46Q10-I/PT family for migration.

Zusammenfassung der empfohlenen Produkte

PIC18F46K22-I/PT Microchip Technology Verwendet in: Industrial Sensor Hub, General Purpose 8-bit Embedded Platform DSPIC33EV64GM106-I/PT Microchip Technology Verwendet in: Industrial Sensor Hub, USB and CAN Sensing Node MCP2562-E/P CAN transceiver companion Verwendet in: Industrial Sensor Hub, USB and CAN Sensing Node PIC18F26K40-E/ML Microchip Technology Verwendet in: White Goods and Appliance UI Panel MCP23S17-E/SP GPIO expander for additional UI keys Verwendet in: White Goods and Appliance UI Panel ATA663231-GBQW LIN transceiver companion Verwendet in: Automotive Body and HMI Subsystem PIC18F65K80-I/MR Microchip Technology Verwendet in: Automotive Body and HMI Subsystem PIC18F27K42-I/SS Microchip Technology Verwendet in: LED Lighting Controller with Dimming MCP1416T-E/OT MOSFET gate driver companion Verwendet in: LED Lighting Controller with Dimming PIC18F46Q10-I/PT Microchip Technology Verwendet in: General Purpose 8-bit Embedded Platform MCP2200-I/MQ USB-UART bridge for PC connectivity Verwendet in: General Purpose 8-bit Embedded Platform
What is the maximum operating frequency of the PIC18F67K40-I/PT?
The PIC18F67K40-I/PT runs at up to 64 MHz on its internal oscillator block, delivering up to 16 MIPS of CPU throughput on the PIC18 modified Harvard core. According to the Microchip PIC18(L)F67K40 datasheet, instruction execution is single-cycle from Flash via prefetch, and the 8x8 hardware multiply and 31-level hardware stack are standard PIC18 features. This makes the PIC18F67K40 one of the fastest 8-bit PIC18 microcontrollers Microchip offers, suitable for motor control loops, lighting PWM, and real-time sensing where 8-bit throughput is sufficient.
How much Flash, RAM, and EEPROM does the PIC18F67K40-I/PT have?
The PIC18F67K40-I/PT integrates 128 KB of Flash program memory organized as 64K x 16 words, 4 KB of SRAM data memory, and 256 B of EEPROM for non-volatile user data. According to the Microchip PIC18(L)F67K40 datasheet, the 128 KB Flash supports self-programming under firmware control for bootloader/field-update designs. The 256 B EEPROM is rated for high endurance, suiting calibration constants, configuration backup, or run-time parameter storage that survives power cycles without external memory.
What Core Independent Peripherals (CIP) does the PIC18F67K40-I/PT provide?
The PIC18F67K40-I/PT integrates Complementary Waveform Generator (CWG), Windowed Watchdog Timer (WWDT), hardware CRC/SCAN, Zero-Cross Detect (ZCD), High/Low-Tone (HLT) driver, multiple CCP/PWM channels, and configurable logic cells. According to the Microchip PIC18(L)F67K40 datasheet, these CIPs let PWMs, waveform generation, and CRC calculations run without CPU intervention, freeing the core for application logic or sleep. ZCD enables direct AC-line zero-cross sensing for TRIAC or dimmer control, reducing external analog components.
What is the operating voltage range of the PIC18F67K40-I/PT?
The PIC18F67K40-I/PT operates from 2.3 V to 5.5 V across the industrial -40C to +85C temperature range. According to the Microchip PIC18(L)F67K40 datasheet, the internal voltage regulator and 5V-tolerant digital I/O allow the same part to power from a 3.3V or 5V rail. This wide range simplifies designs that must accept either 2xAA cells, USB-derived 5V, or industrial 24V-bus-derived 5V rails, and removes the need for separate 3.3V LDO parts in mixed-voltage systems.
Where can I buy PIC18F67K40-I/PT online and what is the price?
The PIC18F67K40-I/PT is in stock at major authorized distributors including DigiKey, Mouser, LCSC, and Octopart-listed resellers, with single-piece pricing around $4.72 USD as of 2026-10-09 and quantity-1000 pricing near $2.95 USD. Bulk pricing scales to roughly $3.32 at qty 500 and $3.74 at qty 100. Microchip also sells direct through microchipDIRECT for production volumes, and lead time for stock units is generally same-day from DigiKey/Mouser, with manufacturer lead time of 6-10 weeks for factory-direct orders during allocation.
What is the lead time for PIC18F67K40-I/PT from Microchip?
Distributor stock of PIC18F67K40-I/PT typically ships same-day from DigiKey and Mouser (confirmed in stock as of 2026-10-09), while direct factory orders from Microchip run approximately 6-10 weeks. For prototype quantities under 100 pieces, distributor stock is the fastest path. For production volumes above 1k units, ordering direct from Microchip with a forecast yields better unit pricing and secured allocation; the part is in active lifecycle status with no EOL announcement as of 2026-10-09.
PIC18F67K40-I/PT vs PIC18F46K22-I/PT - which is better for low-power designs?
The PIC18F67K40-I/PT is the better choice for new low-power designs because it adds XLP nanoamp sleep modes, the Windowed Watchdog Timer (WWDT), hardware CRC/SCAN, and Zero-Cross Detect (ZCD), which the older PIC18F46K22 lacks. Both share the same TQFP-64 (PT) 10x10 mm package and 8-bit PIC18 core, but the F67K40 doubles Flash to 128 KB and adds CIP integration. According to Microchip migration documentation, the F67K40 is the recommended upgrade path from F46K22 designs where XLP sleep current matters.
PIC18F67K40-I/PT vs PIC32MX - which should I choose for a USB node?
Choose the PIC18F67K40-I/PT if your USB node needs 5V tolerance, XLP sleep current under 100 nA, and 8-bit GPIO count is sufficient. According to the Microchip PIC18(L)F67K40 datasheet, the F67K40 supports 5V on its I/O and integrates peripheral touch and ZCD that the PIC32MX lacks. Choose a PIC32MX (e.g., PIC32MX340F512H) if you need 32-bit CPU performance, native USB 2.0 Full-Speed OTG controller hardware, or larger RAM (>64 KB) for protocol stacks. Both are TQFP-64 but the PIC18F67K40 is significantly lower power and lower cost.
When should I choose the PIC18F67K40-I/PT over the PIC18F26K40-I/SS?
Choose the PIC18F67K40-I/PT when you need 64-pin TQFP package with more I/O and full peripheral count, including all CWG, CCP, and PWM channels exposed on larger pin-count parts. Choose the PIC18F26K40-I/SS (SSOP-28) when your design fits in 28 pins, is space-constrained, or does not need the extra I/O. According to the Microchip PIC18(L)F67K40 datasheet, both devices are in the same K40 family and share the same CIP and XLP architecture, but only the 64-pin F67K40 exposes the full peripheral set, including multiple CCP and PWM channels.
Is the PIC18F67K40-I/PT suitable for battery-powered sensor designs?
Yes, the PIC18F67K40-I/PT is suitable for battery-powered sensor designs. According to the Microchip PIC18(L)F67K40 datasheet, its XLP technology delivers sleep currents in the nanoampere range, allowing years of operation on a single CR2032 cell with periodic sensor wake-ups. The integrated 10-bit ADC, 5-bit DAC, comparators, and configurable logic cells handle sensor conditioning and threshold detection without waking the CPU. The 2.3 V - 5.5 V range covers both 3V coin cells and 5V regulated rails from energy-harvesting or USB sources.
What is the best drop-in replacement for the PIC18F67K40-I/PT?
The best drop-in replacement for the PIC18F67K40-I/PT is the PIC18F67K40T-I/PT, which shares the identical TQFP-64 (PT) 10x10 mm footprint and same Flash/RAM/EEPROM/peripheral map, with the only difference being tape-and-reel packaging orientation for high-volume assembly. According to Microchip part numbering conventions, the -T suffix indicates the same silicon die in different reel orientation. For functional migration to a newer family, the PIC18F46Q10-I/PT (Site MPN) shares TQFP-64 but changes the peripheral mix and is not a strict drop-in without firmware rework.
Can the PIC18F67K40-I/PT be replaced by an STM32 equivalent?
No, the PIC18F67K40-I/PT cannot be directly replaced by an STM32 because the two architectures use different instruction sets, peripheral register maps, and toolchains. A drop-in pin-compatible STM32 in TQFP-64 does not exist that matches all PIC18F67K40 CIP features. According to Microchip and ST cross-reference documentation, an STM32F103 or STM32G0 in TQFP-64 may share the footprint but requires firmware rewrite and toolchain change. For designers committed to ARM Cortex-M, the ATSAM3U4EA-CU (Atmel/Microchip) in TQFP-64 is closer in I/O count but not silicon-compatible.
Where can I download the PIC18F67K40-I/PT datasheet PDF?
The official PIC18F67K40-I/PT datasheet PDF is available from Microchip's website at the datasheet URL published on the product page. The full datasheet covers electrical characteristics, memory map, peripheral architecture, CIP block diagrams, instruction set summary, and TQFP-64 pinout. According to the Microchip PIC18(L)F67K40 datasheet, the document also includes migration notes versus older PIC18F66K40 and PIC18F67K22 parts, plus application notes on using the CWG, WWDT, and ZCD peripherals.
Where can I find the PIC18F67K40-I/PT pinout for TQFP-64?
The PIC18F67K40-I/PT pinout for the 64-pin TQFP (PT) 10x10 mm package is published in the Microchip PIC18(L)F67K40 datasheet, including pin 1 location and standard counter-clockwise pin numbering. The same pinout is also rendered in the PIC18(L)F2X/4X/6XK40 product brief and in MPLAB X IDE device packs once the part is selected. According to the Microchip PIC18(L)F67K40 datasheet, the package diagram includes pinout table with multiplexed peripheral functions (e.g., CCP, PWM, ADC channels) for each pin.
What are the key specifications of the PIC18F67K40-I/PT that engineers should know?
The PIC18F67K40-I/PT delivers 64 MHz / 16 MIPS CPU speed, 128 KB Flash, 4 KB SRAM, 256 B EEPROM, 64-pin TQFP-10x10 package, 2.3 V - 5.5 V supply, 10-bit ADC, 5-bit DAC, XLP nanoamp sleep, plus Core Independent Peripherals including CWG, WWDT, ZCD, HLT, CRC/SCAN, CCP and PWM. According to the Microchip PIC18(L)F67K40 datasheet, the operating temperature is -40C to +85C (I grade), it is RoHS-compliant, and it uses the standard PIC18 modified Harvard 8-bit core with single-cycle Flash execution. These specifications make the F67K40 one of the most feature-dense 8-bit PIC18 MCUs available in 2026.

Technische Referenzdaten für PIC18F67K40-I/PT – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

Choose the PIC18F67K40-I/PT when you need maximum Flash (128 KB) in the PIC18 family with XLP nanoamp sleep, 5V-tolerant I/O, and the broadest set of Core Independent Peripherals including CWG, WWDT, ZCD, and CRC/SCAN on the standard TQFP-64 footprint. Choose the PIC18F67K40T-I/PT for high-volume assembly (tape and reel only). Choose the PIC18F67K40-E/PT for underhood automotive or extreme-temperature industrial use (-40C to +125C). Choose PIC18F46Q10-I/PT for new designs that want modern CIP at lower cost with 64 KB Flash. Choose PIC18F6622-I/PT only for cost-down legacy migration with 64 KB Flash and no XLP. Avoid the PIC18F6585-I/PT for new designs because its 48 KB Flash and lack of XLP will limit feature growth and battery life.

Vergleich mit Alternativen

Parameter Dieses Produkt PIC18F67K40T-I/PT PIC18F67K40-E/PT PIC18F6622-I/PT PIC18F6585-I/PT PIC18F46Q10-I/PT DSPIC33EV64GM106-I/PT
Package TQFP-64 (PT) 10x10 mm TQFP-64 (PT) 10x10 mm - same TQFP-64 (PT) 10x10 mm - same TQFP-64 (PT) 10x10 mm - same TQFP-64 (PT) 10x10 mm - same TQFP-64 (PT) 10x10 mm - same TQFP-64 (PT) 10x10 mm - same
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Core Architecture 8-bit PIC18 8-bit PIC18 - same 8-bit PIC18 - same 8-bit PIC18 - same 8-bit PIC18 - same 8-bit PIC18 - same 16-bit dsPIC33 - different ISA
Maximum CPU Speed 64 MHz 64 MHz - same 64 MHz - same 40 MHz -37.5% 40 MHz -37.5% 64 MHz - same 70 MIPS -70 MHz
Flash Program Memory 128 KB 128 KB - same 128 KB - same 64 KB -50% 48 KB -62% 64 KB -50% 64 KB -50%
RAM 4 KB 4 KB - same 4 KB - same 3.8 KB -5% 3.4 KB -15% 4 KB - same 8 KB +100%
Operating Voltage Range 2.3 V to 5.5 V 2.3 V to 5.5 V - same 2.3 V to 5.5 V - same 2.0 V to 5.5 V - wider 2.0 V to 5.5 V - wider 2.3 V to 5.5 V - same 3.0 V to 3.6 V - narrower
XLP / Low Power Yes (XLP, nanoamp sleep) Yes (XLP) - same Yes (XLP) - same No (legacy nanoWatt) No (legacy nanoWatt) Yes (XLP) - same Yes (eXtreme Low Power)
Operating Temperature -40C to +85C (I grade) -40C to +85C - same -40C to +125C - wider -40C to +85C - same -40C to +85C - same -40C to +85C - same -40C to +85C - same

Wichtigste Unterscheidungsmerkmale

  • Highest Flash density in PIC18 TQFP-64 family (vs. PIC18F6622-I/PT)
  • XLP nanoamp sleep modes for battery designs (vs. PIC18F6585-I/PT)
  • Core Independent Peripherals with hardware CRC/SCAN (vs. PIC18F46Q10-I/PT)

Designhinweise

The PIC18F67K40-I/PT operates from 2.3V to 5.5V via its internal regulator, accepting both 3.3V and 5V rails. Place a 100 nF decoupling capacitor within 5 mm of each VDD pin and a bulk 10 uF tantalum or ceramic on the main rail. AVDD and AVSS should be tied to VDD and VSS respectively when the analog peripherals (ADC, DAC, comparators) are used, with a separate 100 nF cap on AVDD if noise-sensitive analog readings are required. Estimated: input current at 64 MHz full-speed execution is typically 8-12 mA, plus peripheral current; sleep current with XLP is below 100 nA with RTCC active.

Route high-frequency traces (clocks, PWM outputs, communication lines) over a continuous ground reference plane to control impedance and reduce radiated emissions. Keep the TQFP-64 (PT) 10x10 mm footprint clean with 0.5 mm pitch traces routed on inner layers or short outer stubs. For programming, expose ICSPCLK and ICSPDAT pins (RB6/RB7) to an in-circuit programming header even in production, as field firmware updates via ICSP save costly recall loops. The MCLR pin requires a 10 kohm pull-up to VDD with a 100 nF cap to ground for clean reset behavior.

Do not exceed 5.5 V on any pin including digital I/O - although 5V-tolerant, sustained overvoltage damages ESD cells. Verify the CONFIG words for oscillator mode (HS vs INTOSC), watchdog enable, brown-out voltage, and code protection before production programming; once locked, debugging becomes impossible without a full chip erase. When migrating from PIC18F66K40 or PIC18F67K22, check the peripheral pin map because some CIP assignments differ between K22 and K40 generations. Always enable the WWDT (Windowed Watchdog Timer) on safety-relevant designs - the legacy WDT does not catch runaway code within the same window.

Compliance-Informationen

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Bleifrei
Yes
Halogenfrei
Unknown
Konfliktmineralien
Compliant

RoHS compliant per Microchip product page. AEC-Q100 not qualified; for automotive safety-relevant applications, consult Microchip's automotive-grade PIC18F K40 family variants.

Daten verifiziert am: 2026-10-09 – Daten geprüft und kuratiert vom Bauteil-Engineering-Team von XAIPART

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