PIC18F45K50-I/PAlternatives & Equivalent Parts
About PIC18F45K50-I/P
PIC18F45K50-I/P is a Integrated Circuit component manufactured by Microchip. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Get one quote covering all 9 alternatives for PIC18F45K50-I/P — response within 24 hours.
Specification Comparison
| Parameter | PIC18F45K50-I/PSource | MCP2221-I/ST | MCP2221-I/P | AT25M02-SSHD-B | AD8277BRZ-RL | PIC18F45K50-I/PT | PIC18F45K20-E/P | PIC18F45K50T-I/PT | PIC18LF45K50-I/PT | PIC18F46K20-E/PT |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Analog Devices | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Dual-In-Line Packages | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages | Quad Flat Packages | Dual-In-Line Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 40 | 14 | 14 | 8 | 14 | 44 | 40 | 44 | 44 | 44 |
| 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 | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C |
| Price | $2.8900 | $0.8500 | $2.4000 | $0.9410 | $3.1900 | $2.0700 | $2.7600 | $2.6000 | $2.5800 | $2.7300 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | NOT RECOMMENDED | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||||
| Manufacturer Package Code | PDIP-40 | TSSOP-14 | PDIP-14 | SOIC-8 | R-14 | TQFP-44 | PDIP-40 | TQFP-44 | TQFP-44 | TQFP-44 |
| Factory Lead Time | 7 Weeks | 14 Weeks | 14 Weeks | 7 Weeks | — | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks | 6 Weeks |
| YTEOL | 14 | 3 | 3 | 18 | 10 | 14 | 8 | 14 | 14 | 8 |
| Has ADC | YES | — | — | — | — | YES | YES | YES | YES | YES |
| Additional Feature | OPERATES AT 2.3 V MINIMUM SUPPLY AT 20 MHz | — | — | — | — | OPERATES AT 2.3 V MINIMUM SUPPLY AT 20 MHz | ALSO OPERATES AT 1.8V MIN SUPPLY FOR 16 MHZ AND OPERATES AT 2V FOR 20 MHZ | OPERATES AT 2.3 V MINIMUM SUPPLY AT 20 MHz | OPERATES AT 1.8 V MINIMUM SUPPLY AT 4 MHz | ALSO OPERATES AT 1.8V MIN SUPPLY FOR 16 MHZ AND OPERATES AT 2V FOR 20 MHZ |
| Bit Size | 8 | — | — | — | — | 8 | 8 | 8 | 8 | 8 |
| Boundary Scan | NO | — | — | — | — | NO | NO | NO | NO | NO |
| CPU Family | PIC18 | — | — | — | — | PIC18 | PIC18 | PIC18 | PIC18 | PIC18 |
| Clock Frequency-Max | 48 MHz | 12 MHz | 12 MHz | — | — | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| DAC Channels | YES | — | — | — | — | YES | NO | YES | YES | NO |
| DMA Channels | NO | — | — | — | — | NO | NO | NO | NO | NO |
| Format | FIXED POINT | — | — | — | — | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated Cache | NO | — | — | — | — | NO | NO | NO | NO | NO |
| JESD-30 Code | R-PDIP-T40 | R-PDSO-G14 | R-PDIP-T14 | R-PDSO-G8 | R-PDSO-G14 | S-PQFP-G44 | R-PDIP-T40 | S-PQFP-G44 | S-PQFP-G44 | S-PQFP-G44 |
| JESD-609 Code | e3 | e3 | e3 | e4 | e3 | e3 | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | — | — | — | — | YES | YES | YES | YES | YES |
| Number of External Interrupts | 3 | — | — | — | — | 3 | 3 | 3 | 3 | 3 |
| Number of I/O Lines | 36 | — | — | — | — | 36 | 36 | 36 | 36 | 36 |
| Number of Serial I/Os | 1 | — | — | — | — | 1 | 1 | 1 | 1 | 1 |
| Number of Timers | 6 | — | — | — | — | 6 | 6 | 6 | 6 | 6 |
| On Chip Data RAM Width | 8 | — | — | — | — | 8 | 8 | 8 | 8 | 8 |
| On Chip Program ROM Width | 8 | — | — | — | — | 8 | 8 | 8 | 16 | 8 |
| PWM Channels | YES | — | — | — | — | YES | YES | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP40,.6 | TSSOP14,.25 | DIP14,.3 | SOP8,.23 | SOP14,.25 | TQFP44,.39SQ,31 | DIP40,.6 | TQFP44,.39SQ,31 | TQFP44,.39SQ,31 | TQFP44,.39SQ,31 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | IN-LINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | FLATPACK, THIN PROFILE | IN-LINE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 2048 | — | — | — | — | 2048 | 1536 | 2048 | 2048 | 3936 |
| ROM (words) | 32768 | — | — | — | — | 32768 | 32768 | 32768 | 16384 | 65536 |
| ROM Programmability | FLASH | — | — | — | — | FLASH | FLASH | FLASH | FLASH | FLASH |
| Screening Level | TS 16949 | AEC-Q100; TS 16949 | AEC-Q100; TS 16949 | — | — | TS 16949 | TS 16949 | TS 16949 | TS 16949 | TS 16949 |
| Speed | 48 MHz | — | — | — | — | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Supply Current-Max | 11.5 mA | 15 mA | 15 mA | 0.003 mA | 0.25 mA | 11.5 mA | 15 mA | 11.5 mA | 11.5 mA | 15 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | — | — | 5.5 V | 3.6 V | 5.5 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 2.7 V | 3 V | 3 V | — | — | 2.7 V | 3 V | 2.7 V | 2.7 V | 3 V |
| Supply Voltage-Nom | 3 V | 3.3 V | 3.3 V | — | — | 3 V | 3.3 V | 3 V | 3 V | 3.3 V |
| Surface Mount | NO | YES | NO | YES | YES | YES | NO | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | — | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 0.65 mm | 2.54 mm | 1.27 mm | 1.27 mm | 0.8 mm | 2.54 mm | 0.8 mm | 0.8 mm | 0.8 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | QUAD | DUAL | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | SERIAL IO/COMMUNICATION CONTROLLER, SERIAL | SERIAL IO/COMMUNICATION CONTROLLER, SERIAL | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## PIC18F45K50-I/P Alternates Showing results | Image | — | — | — | — | — | — | — | — | — |
| Bus Compatibility | — | I2C; SMBUS; UART; USB | I2C; SMBUS; UART; USB | — | — | — | — | — | — | — |
| Data Transfer Rate-Max | — | 1.5 MBps | 1.5 MBps | — | — | — | — | — | — | — |
| ## MCP2221-I/ST Alternates Showing results | — | Image | — | — | — | — | — | — | — | — |
| Pbfree Code | — | — | — | Yes | No | — | Yes | — | — | Yes |
| Clock Frequency-Max (fCLK) | — | — | — | 5 MHz | — | — | — | — | — | — |
| Data Retention Time-Min | — | — | — | 100 | — | — | — | — | — | — |
| Endurance | — | — | — | 1000000 Write/Erase Cycles | — | — | — | — | — | — |
| Memory Density | — | — | — | 2097152 bit | — | — | — | — | — | — |
| Memory IC Type | — | — | — | EEPROM | — | — | — | — | — | — |
| Memory Width | — | — | — | 8 | — | — | — | — | — | — |
| Number of Functions | — | — | — | 1 | 2 | — | — | — | — | — |
| Number of Ports | — | — | — | 1 | — | — | — | — | — | — |
| Number of Words | — | — | — | 262144 words | — | — | — | — | — | — |
| Number of Words Code | — | — | — | 256000 | — | — | — | — | — | — |
| Operating Mode | — | — | — | SYNCHRONOUS | — | — | — | — | — | — |
| Organization | — | — | — | 256KX8 | — | — | — | — | — | — |
| Output Characteristics | — | — | — | 3-STATE | — | — | — | — | — | — |
| Parallel/Serial | — | — | — | SERIAL | — | — | — | — | — | — |
| Programming Voltage | — | — | — | 3 V | — | — | — | — | — | — |
| Serial Bus Type | — | — | — | SPI | — | — | — | — | — | — |
| Standby Current-Max | — | — | — | 0.000003 A | — | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 5.5 V | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 2.5 V | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 3 V | 5 V | — | — | — | — | — |
| Write Cycle Time-Max (tWC) | — | — | — | 5 ms | — | — | — | — | — | — |
| Write Protection | — | — | — | HARDWARE | — | — | — | — | — | — |
| ## AT25M02-SSHD-B Alternates Showing results | — | — | — | Image | — | — | — | — | — | — |
| Amplifier Type | — | — | — | — | OPERATIONAL AMPLIFIER | — | — | — | — | — |
| Architecture | — | — | — | — | VOLTAGE-FEEDBACK | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | — | — | — | 86 dB | — | — | — | — | — |
| Frequency Compensation | — | — | — | — | YES | — | — | — | — | — |
| Input Offset Voltage-Max | — | — | — | — | 200 µV | — | — | — | — | — |
| Low-Bias | — | — | — | — | NO | — | — | — | — | — |
| Low-Offset | — | — | — | — | YES | — | — | — | — | — |
| Micropower | — | — | — | — | NO | — | — | — | — | — |
| Neg Supply Voltage Limit-Max | — | — | — | — | -18 V | — | — | — | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | — | — | -5 V | — | — | — | — | — |
| Packing Method | — | — | — | — | TR, 13 INCH | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | 260 | — | — | — | 260 | 260 |
| Power | — | — | — | — | NO | — | — | — | — | — |
| Programmable Power | — | — | — | — | NO | — | — | — | — | — |
| Slew Rate-Min | — | — | — | — | 0.9 V/us | — | — | — | — | — |
| Slew Rate-Nom | — | — | — | — | 1.1 V/us | — | — | — | — | — |
| Supply Voltage Limit-Max | — | — | — | — | 18 V | — | — | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | 30 | — | — | — | 40 | 40 |
| Unity Gain BW-Nom | — | — | — | — | 550 | — | — | — | — | — |
| Wideband | — | — | — | — | NO | — | — | — | — | — |
| ## PIC18F45K50-I/PT Alternates Showing results | — | — | — | — | — | Image | — | — | — | — |
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 9 alternatives for PIC18F45K50-I/P — response within 24 hours.
Quick Links
suggested
suggested
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32 KB Flash, 2048 bytes RAM, 48 MHz Int. Osc w/ Clock Recovery, 36 I/0,
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 48MHz, CMOS, PQFP44
32 KB Flash, 2048 bytes RAM, 48 MHz Int. Osc w/ Clock Recovery, 36 I/0,
Why Look for Alternatives?
Finding alternatives for PIC18F45K50-I/P 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 PIC18F45K50-I/P 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 PIC18F45K50-I/P?
Known equivalents for PIC18F45K50-I/P include MCP2221-I/ST, MCP2221-I/P, AT25M02-SSHD-B. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC18F45K50-I/P?
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 PIC18F45K50-I/P 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.