PIC18F47Q43-I/MP Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
PIC18F47Q43-I/MP is a feature-rich 8-bit PIC18 microcontroller in a 40-pin VQFN package running up to 64 MHz. It integrates 128 KB Flash, 8 KB RAM, 12-bit ADCC, 8-bit DAC, 6-channel DMA, 3x 16-bit PWMs, and 5 USART interfaces. Competitively priced and in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 40
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F47Q43-I/MP Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7620(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 64 MHz maximum clock with 128 KB Flash and 8 KB RAM enables complex 8-bit control firmware without external memory
- 12-bit ADCC with hardware computation engine reduces CPU overhead for precision analog measurement tasks
- 6-channel DMA controller autonomously transfers data between peripherals and memory, freeing the CPU for real-time control tasks
- Integrated 5 USART, SPI, and I2C interfaces plus 3x 16-bit PWM modules enable multi-protocol embedded system designs in a single VQFN-40 chip
Applications
PIC18F47Q43-I/MP is designed for complex embedded control systems that need rich peripheral integration without moving to a 32-bit architecture. Applications include multi-axis motor controllers, industrial IoT sensor gateways, and smart home control boards that exploit the 6-channel DMA to pipeline sensor data through the 12-bit ADCC at full CPU speed. Its 5 USART interfaces and CWG (Complementary Waveform Generator) also make it a strong fit for power converter control and multi-protocol communication nodes in compact VQFN-40 form factor.
Specifications
| Manufacturer Package Code | VQFN-40 |
| Factory Lead Time | 1Week |
| Date Of Intro | 2020-02-11 |
| YTEOL | 18 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 64MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQCC-N40 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 6 |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 36 |
| Number of Serial I/Os | 5 |
| Number of Timers | 8 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC40,.2SQ,16 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| RAM (bytes) | 8192 |
| RAM (words) | 8192 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Current-Max | 13.8mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 1.8V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.4mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F47Q43-I/MP:
Microchip Technology Inc 128KB Flash, 8KB RAM, 1KB EEPROM, 12-bit ADC2, 8-bit DAC, Comp, 16-bit PWM,
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PQCC40
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PQCC44
128KB Flash, 4KB RAM, 1KB EE, 10b ADC2, DAC, COMP, PWM, CWG, HLT, WWDT,
32KB Flash, 2KB RAM, 256B EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA,
Frequently Asked Questions
How does the 6-channel DMA in PIC18F47Q43-I/MP benefit real-time data acquisition compared to CPU-driven transfers?
The 6-channel DMA controller in PIC18F47Q43-I/MP autonomously moves data between the 12-bit ADCC, USART FIFOs, SPI, and the 8 KB RAM without CPU intervention, enabling sustained data rates that would otherwise stall a 64 MHz 8-bit core. In a sensor acquisition loop, the DMA can fill a 256-byte sample buffer while the CPU simultaneously runs a PID control algorithm, reducing effective CPU load and latency jitter compared to interrupt-driven software transfers.
What makes the 12-bit ADCC in PIC18F47Q43-I/MP different from a standard ADC in older PIC18 devices?
Unlike a basic SAR ADC that returns a raw conversion result, the 12-bit ADCC in PIC18F47Q43-I/MP includes a hardware computation engine that can accumulate, average, apply low-pass filtering, and generate threshold interrupts on conversion results directly in silicon. This means a designer can configure the ADCC to fire an interrupt only when a sensor reading deviates beyond a ±50-count window from a setpoint, eliminating polling overhead and enabling ultra-low-power operation by keeping the CPU in sleep between qualified events.
For a multi-protocol industrial node, how many serial communication interfaces does PIC18F47Q43-I/MP provide?
PIC18F47Q43-I/MP integrates 5 independent USART modules, plus SPI and I2C interfaces, all within the single VQFN-40 package. This means a single chip can simultaneously manage RS-485 to a field sensor, UART debug output, Modbus RTU on a third USART, and an I2C interface to an EEPROM, without any external UART expanders. For many industrial IoT gateway designs, this peripheral density eliminates one or two additional logic ICs compared to a standard PIC18 with fewer communication blocks.
How does the VQFN-40 package of PIC18F47Q43-I/MP compare to a 40-pin DIP alternative for a compact motor-control PCB?
The VQFN-40 package of PIC18F47Q43-I/MP has a 6 mm × 6 mm footprint with a 0.5 mm lead pitch, compared to a 40-pin DIP which measures approximately 52 mm × 13 mm. The VQFN footprint is roughly 95% smaller in board area, directly enabling the compact PCB layouts required for motor-control modules and embedded sensor nodes. The exposed thermal pad on the underside of the VQFN-40 also improves heat dissipation at 64 MHz operation compared to a standard plastic DIP with no thermal slug.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.8500 | $1.85 |
| 25+ | $0.7620 | $19.05 |
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