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.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 48
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F57Q84T-I/PT Datasheet PDF
- 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 Code | TQFP-48 |
| Factory Lead Time | 6Weeks |
| YTEOL | 19 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | YES |
| CPU Family | PIC18 |
| Clock Frequency-Max | 64MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQFP-G48 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 8 |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 44 |
| Number of Serial I/Os | 5 |
| Number of Timers | 11 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP48,.35SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| RAM (bytes) | 12800 |
| RAM (words) | 12800 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Current-Max | 13.8mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Philippines, Thailand |
Where can I find the PIC18F57Q84T-I/PT datasheet?
PIC18F57Q84T-I/PT Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC18F57Q84T-I/PT?
Compatible alternatives and drop-in replacements for PIC18F57Q84T-I/PT:
Microchip Technology Inc CAN-FD,128KB Flash,13KB RAM,1KB EE,12-bit ADC3, DAC, DSM, PWMS, CIPS, I2C/SPI,
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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