PIC18F55Q43-I/PTAlternatives & Equivalent Parts
About PIC18F55Q43-I/PT
PIC18F55Q43-I/PT is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | PIC18F55Q43-I/PTSource | PIC18F56Q43-I/PT | PIC18F57Q84-I/PT | PIC18F57Q84T-I/PT |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 48 | 48 | 48 | 48 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.2400 | $1.2900 | $1.7500 | $1.6900 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Manufacturer Package Code | TQFP-48 | TQFP-48 | TQFP-48 | TQFP-48 |
| Factory Lead Time | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks |
| Date Of Intro | 2019-12-20 | 2019-12-20 | — | — |
| YTEOL | 19 | 19 | 19 | 19 |
| Has ADC | YES | YES | YES | YES |
| Bit Size | 8 | 8 | 8 | 8 |
| Boundary Scan | NO | NO | YES | YES |
| CPU Family | PIC18 | PIC18 | PIC18 | PIC18 |
| Clock Frequency-Max | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| DAC Channels | YES | YES | YES | YES |
| DMA Channels | YES | YES | YES | YES |
| Format | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | NO | NO | NO |
| JESD-30 Code | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | YES | YES |
| Number of DMA Channels | 6 | 6 | 8 | 8 |
| Number of External Interrupts | 3 | 3 | 3 | 3 |
| Number of I/O Lines | 44 | 44 | 44 | 44 |
| Number of Serial I/Os | 5 | 5 | 5 | 5 |
| Number of Timers | 8 | 8 | 11 | 11 |
| On Chip Data RAM Width | 8 | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | 8 | 8 | 8 |
| PWM Channels | YES | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP48,.35SQ | TQFP48,.35SQ | TQFP48,.35SQ | TQFP48,.35SQ |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH | FLATPACK, THIN PROFILE, FINE PITCH | FLATPACK, THIN PROFILE, FINE PITCH | FLATPACK, THIN PROFILE, FINE PITCH |
| RAM (bytes) | 2048 | 4096 | 12800 | 12800 |
| RAM (words) | 2048 | 4096 | 12800 | 12800 |
| ROM (words) | 32768 | 65536 | 131072 | 131072 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH |
| Speed | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| Supply Current-Max | 13.8 mA | 13.8 mA | 13.8 mA | 13.8 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 1.8 V | 1.8 V | 3 V | 3 V |
| Supply Voltage-Nom | 3 V | 3 V | 3 V | 3 V |
| Surface Mount | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for PIC18F55Q43-I/PT — response within 24 hours.
Quick Links
64KB Flash, 4KB RAM, 3x 16-bit PWMs, 6 ch DMA Comparator, 8-bit DAC, 12-bit ADCC
CAN-FD,128KB Flash,13KB RAM,1KB EE,12-bit ADC3, DAC, DSM, PWMS, CIPS, I2C/SPI,
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 64MHz, CMOS, PQFP48
Why Look for Alternatives?
Finding alternatives for PIC18F55Q43-I/PT is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating PIC18F55Q43-I/PT replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to PIC18F55Q43-I/PT?
Known equivalents for PIC18F55Q43-I/PT include PIC18F56Q43-I/PT, PIC18F57Q84-I/PT, PIC18F57Q84T-I/PT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC18F55Q43-I/PT?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify PIC18F55Q43-I/PT alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.