PIC16C54-XT/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The PIC16C54-XT/P is an 8-bit CMOS EPROM-based microcontroller from Microchip's PIC16C5x family, running up to 4 MHz, housed in an 18-pin DIP package, offering 512 words of program memory and 25 bytes of RAM for simple control tasks.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 18
- Lifecycle
- ACTIVE
- Datasheet
- PIC16C54-XT/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.8705(MOQ 1)
- 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 PIC16C54-XT/P?
- 8-bit RISC PIC16 CPU core running up to 4 MHz XT oscillator
- 512 words of one-time-programmable EPROM program memory
- 25 bytes of on-chip data RAM for variable storage
- 12 bidirectional I/O pins organized across two ports
- 18-pin 0.300 inch PDIP package for through-hole assembly
- Low-power CMOS technology with power-down sleep mode
What is PIC16C54-XT/P used for?
The PIC16C54-XT/P is well suited for simple dedicated control tasks such as appliance timers, toy controllers, remote control decoders, and sensor signal conditioning circuits. Its compact 18-pin DIP form factor and low-cost EPROM architecture make it a popular choice for cost-sensitive, fixed-function products in consumer electronics and industrial automation. Designers use it in applications where a small number of I/O lines and minimal code size are sufficient, such as keypad scanning, relay driving, and LED display control.
What are the specifications of PIC16C54-XT/P?
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-18 |
| Reach Compliance Code | Compliant |
| 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-PDIP-T18 |
| 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 | DIP18,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 25 |
| RAM (words) | 25 |
| ROM (words) | 512 |
| ROM Programmability | OTPROM |
| Speed | 4MHz |
| Supply Current-Max | 3.3mA |
| Supply Voltage-Max | 6.25V |
| Supply Voltage-Min | 3.25V |
| Supply Voltage-Nom | 3.25V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Where can I find the PIC16C54-XT/P datasheet?
PIC16C54-XT/P Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16C54-XT/P?
Compatible alternatives and drop-in replacements for PIC16C54-XT/P:
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 4MHz, CMOS, PDIP18
Frequently Asked Questions
What is the maximum clock frequency of the PIC16C54-XT/P and how does it affect instruction throughput?
The PIC16C54-XT/P operates at a maximum clock frequency of 4 MHz using an XT crystal, yielding a 1 MHz instruction rate because the PIC architecture executes one instruction per 4 clock cycles. This makes it suitable for timing-sensitive applications like debouncing and simple PWM generation.
How much program memory and RAM does the PIC16C54-XT/P provide for embedded control code?
The PIC16C54-XT/P contains 512 words of 12-bit EPROM program memory and 25 bytes of data RAM. These resources are sufficient for small dedicated-function firmware such as appliance sequencers, LED chasers, and keypad controllers where code rarely exceeds a few hundred instructions.
When would a designer choose the PIC16C54-XT/P over a flash-based PIC microcontroller?
A designer selects the PIC16C54-XT/P for legacy designs already based on the PIC16C5x family or for high-volume production where one-time-programmable parts reduce per-unit cost versus flash variants. The 18-pin PDIP package and 4 MHz XT operation suit prototyping environments where in-circuit serial programming is not required.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.7410 | $5.74 |
| 2+ | $5.0360 | $10.07 |
| 5+ | $3.7317 | $18.66 |
| 20+ | $2.8705 | $57.41 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit