PIC18F57Q84T-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock

The PIC18F57Q84T-I/PT is an 8-bit PIC18 RISC microcontroller in a 48-pin TQFP package, running up to 64 MHz with 128 KB Flash, DMA, CAN FD, 12-bit ADC, and multi-voltage 2.5 V to 5 V operation for automotive and industrial embedded control.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
PIC18F57Q84T-I/PTQuad Flat Packages
Quick Facts
Manufacturer
Microchip
Package
Quad Flat Packages
Pin Count
48
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.6900(MOQ 1)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of PIC18F57Q84T-I/PT?

  • 128 KB Flash and DMA controller enabling background data transfers at 64 MHz without CPU intervention for real-time logging and communication
  • Integrated CAN FD controller with up to 1 Mbit/s arbitration and 8 Mbit/s data phase for modern automotive body control and sensor networks
  • 12-bit ADC with up to 35 input channels and hardware accumulation supporting oversampling to 16-bit effective resolution for precision measurement

What is PIC18F57Q84T-I/PT used for?

The PIC18F57Q84T-I/PT is designed for automotive body electronics, industrial motor drives, and building automation controllers that require CAN FD networking alongside precise analog measurement. Its DMA engine off-loads data movement between peripherals, allowing the 64 MHz CPU to focus on control algorithms such as FOC motor loops or CANopen protocol stacks. Multi-voltage operation from 2.5 V to 5 V simplifies integration in mixed-voltage automotive ECUs and industrial PLCs.

What are the specifications of PIC18F57Q84T-I/PT?

Manufacturer Package CodeTQFP-48
Factory Lead Time6Weeks
YTEOL19
Has ADCYES
Bit Size8
Boundary ScanYES
CPU FamilyPIC18
Clock Frequency-Max64MHz
DAC ChannelsYES
DMA ChannelsYES
FormatFIXED POINT
Integrated CacheNO
JESD-30 CodeS-PQFP-G48
JESD-609 Codee3
Low Power ModeYES
Number of DMA Channels8
Number of External Interrupts3
Number of I/O Lines44
Number of Serial I/Os5
Number of Timers11
On Chip Data RAM Width8
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTQFP48,.35SQ
Package ShapeSQUARE
Package StyleFLATPACK, THIN PROFILE, FINE PITCH
RAM (bytes)12800
RAM (words)12800
ROM (words)131072
ROM ProgrammabilityFLASH
Speed64MHz
Supply Current-Max13.8mA
Supply Voltage-Max5.5V
Supply Voltage-Min3V
Supply Voltage-Nom3V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch0.5mm
Terminal PositionQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageQuad Flat Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
ECCNEAR99
HTS Code8542.31.00.01
Country of OriginPhilippines, Thailand

Where can I find the PIC18F57Q84T-I/PT datasheet?

PIC18F57Q84T-I/PT Datasheet Download

Official datasheet from Microchip

What are equivalent replacements for PIC18F57Q84T-I/PT?

Compatible alternatives and drop-in replacements for PIC18F57Q84T-I/PT:

PIC18F57Q84-I/PT

Microchip Technology Inc CAN-FD,128KB Flash,13KB RAM,1KB EE,12-bit ADC3, DAC, DSM, PWMS, CIPS, I2C/SPI,

View Part →

Frequently Asked Questions

How does the CAN FD peripheral in the PIC18F57Q84T-I/PT differ from classical CAN and at what data rate does it operate?

The PIC18F57Q84T-I/PT's CAN FD controller supports arbitration at 1 Mbit/s and data-phase speeds up to 8 Mbit/s, compared to classical CAN limited to 1 Mbit/s end-to-end. The extended payload of up to 64 bytes per frame versus the classical 8 bytes lets an automotive body control module transfer a full sensor snapshot in a single CAN FD frame, reducing latency and bus utilization in networked ECU designs.

What ADC resolution and how many input channels does the PIC18F57Q84T-I/PT provide for sensor acquisition?

The PIC18F57Q84T-I/PT integrates a 12-bit ADC with up to 35 selectable input channels and a hardware accumulator that sums 256 samples in hardware, enabling oversampling to approximately 16-bit effective resolution without CPU overhead. At 64 MHz, sampling rates up to 500 ksps per channel support simultaneous acquisition of temperature, pressure, and current-sense signals in a multi-axis motor control or industrial monitoring application.

How does the DMA controller in the PIC18F57Q84T-I/PT improve real-time performance versus a PIC18 without DMA?

The DMA controller transfers data between SPI, UART, ADC, and memory at up to 64 MHz bus speed independently of the CPU, keeping the 8-bit core free for time-critical tasks such as PID loops running at 10 kHz update rates. Without DMA, a PIC18 CPU servicing a 4 Mbit/s SPI data stream at 512 bytes per transaction would consume approximately 40% of its cycles on data movement, leaving only 60% for application logic.

Which supply voltage options does the PIC18F57Q84T-I/PT support and what does this mean for automotive 3.3 V ECU integration?

The PIC18F57Q84T-I/PT operates from 2.5 V to 5.5 V across -40°C to 85°C, making it natively compatible with 3.3 V automotive microcontroller domains as well as legacy 5 V sensor and actuator interfaces. In a 3.3 V ECU, the device runs at full 64 MHz speed with no derating, and its 5 V-tolerant I/O pins can directly interface 5 V legacy sensors without level-shifting resistors, reducing component count in body control module designs.

For a compact motor-control board, how much PCB area does the 48-pin TQFP package occupy and what is its pin pitch?

The 48-pin TQFP package measures 7 mm × 7 mm with a 0.5 mm pin pitch, occupying 49 mm² of PCB land area. This compact footprint fits within a standard 10 mm × 10 mm IC placement zone on a 2-layer PCB, leaving room for gate drivers and current-sense resistors on a 50 mm × 50 mm motor-control daughterboard, while the 48 pins provide enough GPIO for encoder, SPI, CAN FD, and PWM outputs simultaneously.

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AvailabilityIn Stock
Reference Price (USD)
From $1.6900
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$2.3200$2.32
100+$1.9300$193.00
1000+$1.7800$1780.00
5000+$1.6900$8450.00
pcs
Unit price: $2.3200 · Total: $2.32

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

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Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany