PIC16LC54C-04/SO Microchip Integrated Circuit (Small Outline Packages) In Stock
8-bit PIC16 microcontroller with 768 bytes of program flash, 25 bytes of RAM, 12 I/O pins, and 4 MHz maximum clock frequency in an 18-pin SOIC package. Low-voltage CMOS design with no ADC or DMA, targeting simple control tasks and cost-sensitive embedded applications. Suitable for appliance timers, keypad controllers, and basic sequential logic replacement in low-power 3.3 V systems.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 18
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC16LC54C-04/SO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.1300(MOQ 336)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PIC16LC54C-04/SO?
- 8-bit PIC16 core running up to 4 MHz
- 768 bytes program flash memory
- 25 bytes SRAM for small data storage
- 12 configurable I/O pins
- Low-voltage CMOS operation for 3.3 V systems
- 18-pin SOIC package for easy PCB placement
- Simple instruction set with 33 single-word instructions
What is PIC16LC54C-04/SO used for?
The PIC16LC54C-04/SO suits cost-sensitive, simple control applications such as appliance timers, LED sequencers, motor on/off controllers, and keypad decoders where only 12 I/O pins and 4 MHz processing are needed. Its low-voltage CMOS design and 18-pin SOIC package make it attractive for battery-operated consumer products and portable handheld devices requiring minimal firmware logic. Industrial sensor signal conditioning and basic relay control boards also use it as a low-cost programmable logic replacement.
What are the specifications of PIC16LC54C-04/SO?
| Pbfree Code | Yes |
| Factory Lead Time | 111Weeks |
| YTEOL | 3 |
| Has ADC | NO |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 4MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G18 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of I/O Lines | 12 |
| Number of Timers | 1 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 12 |
| PWM Channels | NO |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP18,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 25 |
| ROM (words) | 512 |
| ROM Programmability | OTPROM |
| Speed | 20MHz |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Where can I find the PIC16LC54C-04/SO datasheet?
PIC16LC54C-04/SO Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16LC54C-04/SO?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much program memory and RAM does PIC16LC54C-04/SO provide, and what application complexity does this support?
The PIC16LC54C-04/SO offers 768 bytes of program flash and 25 bytes of SRAM, sufficient for simple state machines, timer-based control loops, and 12-pin I/O sequencing tasks running at up to 4 MHz, but not suitable for applications requiring floating-point math, communication stacks, or large lookup tables.
For a battery-powered LED sequencer running at 3.3 V, how does the PIC16LC54C-04/SO's low-voltage CMOS design help extend battery life?
The low-voltage CMOS architecture of the PIC16LC54C-04/SO reduces dynamic current consumption at 4 MHz compared to standard 5 V NMOS designs, and the 18-pin SOIC package supports minimal external component count, allowing the total circuit to run from a single CR2032 or AA cell for extended periods in standby-heavy duty cycles.
What I/O count does PIC16LC54C-04/SO offer, and is it sufficient for controlling a 3x4 matrix keypad?
The device provides 12 configurable I/O pins, which is exactly sufficient to drive a 3-column by 4-row keypad matrix using 7 pins while reserving the remaining 5 pins for output indicators or a serial communication line, making it a tight but viable fit for simple keypad entry panels in consumer appliances.
When should a designer choose PIC16LC54C-04/SO over a PIC16F series device with ADC for a new design?
The PIC16LC54C-04/SO is appropriate when the application requires only digital I/O control with no analog signal measurement, the firmware logic fits within 768 bytes of flash and 25 bytes of RAM, and the lowest possible unit cost at 4 MHz is the primary constraint, whereas a PIC16F with built-in 10-bit ADC channels would be chosen when analog sensor inputs are needed.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 336+ | $2.1300 | $715.68 |
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