PIC16LF1903-E/SOAlternatives & Equivalent Parts
About PIC16LF1903-E/SO
PIC16LF1903-E/SO is a Integrated Circuit component manufactured by Microchip. It comes in a Small Outline 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 | PIC16LF1903-E/SOSource | PIC16LF1903T-I/SO | PIC16LF1933-I/SS | PIC16LF1933-I/SP |
|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages |
| Pin Count | 28 | 28 | 28 | 28 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.3800 | $2.2400 | $1.6000 | $1.9100 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| YTEOL | 4.5 | 4.5 | 9 | 9 |
| Has ADC | YES | YES | YES | YES |
| Additional Feature | ALSO OPERATES AT 16MHZ WITH SUPPLY OF 1.8 V | ALSO OPERATES AT 16MHZ WITH SUPPLY OF 1.8 V | ALSO OPERATES AT 1.8V MINIMUM SUPPLY FOR 16 MHZ | ALSO OPERATES AT 1.8V MINIMUM SUPPLY FOR 16 MHZ |
| Bit Size | 8 | 8 | 8 | 8 |
| Boundary Scan | YES | YES | NO | NO |
| CPU Family | PIC | PIC | PIC16 | PIC16 |
| Clock Frequency-Max | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| DAC Channels | YES | NO | YES | YES |
| DMA Channels | NO | NO | NO | NO |
| JESD-30 Code | R-PDSO-G28 | R-PDSO-G28 | R-PDSO-G28 | R-PDIP-T28 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Number of I/O Lines | 25 | 25 | 25 | 25 |
| On Chip Program ROM Width | 8 | 8 | 14 | 14 |
| PWM Channels | NO | NO | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP28,.4 | SOP28,.4 | SSOP28,.3 | DIP28,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, SHRINK PITCH | IN-LINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 256 | 256 | 256 | 256 |
| ROM (words) | 7168 | 7168 | 4096 | 4096 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH |
| Screening Level | AEC-Q100; TS 16949 | — | TS 16949 | TS 16949 |
| Speed | 20 MHz | 20 MHz | 32 MHz | 32 MHz |
| Supply Current-Max | 3 mA | 3 mA | 5.6 mA | 5.6 mA |
| Supply Voltage-Max | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 2.3 V | 3.3 V | 2.5 V | 2.5 V |
| Supply Voltage-Nom | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Surface Mount | YES | YES | YES | NO |
| Technology | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.65 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | 40 | — |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Manufacturer Package Code | — | — | SSOP-28 | SPDIP-28 |
| Factory Lead Time | — | — | 6 Weeks | 1 Week |
| Format | — | — | FIXED POINT | FIXED POINT |
| Integrated Cache | — | — | NO | NO |
| Low Power Mode | — | — | YES | YES |
| Number of External Interrupts | — | — | 1 | 1 |
| Number of Serial I/Os | — | — | 1 | 1 |
| Number of Timers | — | — | 7 | 7 |
| On Chip Data RAM Width | — | — | 8 | 8 |
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 PIC16LF1903-E/SO — response within 24 hours.
Quick Links
RISC Microcontroller, 8-Bit, FLASH, PIC CPU, 20MHz, CMOS, PDSO28
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28-pin, 7KB Flash, 256B RAM, 256B EEPROM, LCD,1.8-3.6V, Low Power
Why Look for Alternatives?
Finding alternatives for PIC16LF1903-E/SO 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 PIC16LF1903-E/SO 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 PIC16LF1903-E/SO?
Known equivalents for PIC16LF1903-E/SO include PIC16LF1903T-I/SO, PIC16LF1933-I/SS, PIC16LF1933-I/SP. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PIC16LF1903-E/SO?
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 PIC16LF1903-E/SO 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.