PIC16C505-20/SL Microchip Integrated Circuit (Small Outline Packages) In Stock
PIC16C505-20/SL is an 8-bit OTP CMOS microcontroller by Microchip with a 20 MHz maximum clock, 1 KB program memory, and 14-pin SOIC package. Key specs: 8-bit PIC16 core, 20 MHz clock, 33 general-purpose I/O pins. Available in stock worldwide with competitive pricing.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC16C505-20/SL Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0164(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 PIC16C505-20/SL?
- 8-bit PIC16 RISC architecture running up to 20 MHz for efficient low-cost control applications
- One-time programmable (OTP) Flash memory for production-locked firmware in high-volume designs
- Low operating voltage range supporting 2 V to 6 V systems including unregulated battery supplies
- 14-pin SOIC package enabling compact board layouts for appliance and consumer control circuits
- Integrated oscillator options reducing external component count and PCB cost
What is PIC16C505-20/SL used for?
The PIC16C505-20/SL is designed for simple, cost-sensitive control tasks in consumer electronics, home appliances, and industrial timers where a small 8-bit microcontroller is sufficient. Its OTP program memory and 14-pin SOIC package make it well-suited for high-volume production applications such as remote-control receivers, motor speed controllers, and LED dimming circuits where firmware is fixed at the factory. The wide supply voltage range also allows direct integration into battery-powered toys and small household devices without a dedicated voltage regulator.
What are the specifications of PIC16C505-20/SL?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-14 |
| Factory Lead Time | 6Weeks |
| YTEOL | 3 |
| Has ADC | NO |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 20MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of I/O Lines | 11 |
| Number of Timers | 2 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 12 |
| PWM Channels | NO |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.24 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 72 |
| RAM (words) | 72 |
| ROM (words) | 1024 |
| ROM Programmability | OTPROM |
| Screening Level | TS 16949 |
| Speed | 20MHz |
| Supply Current-Max | 16mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 4.5V |
| 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 PIC16C505-20/SL datasheet?
PIC16C505-20/SL Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16C505-20/SL?
Compatible alternatives and drop-in replacements for PIC16C505-20/SL:
Frequently Asked Questions
How does the OTP memory architecture of PIC16C505-20/SL affect production programming strategy?
The PIC16C505-20/SL uses one-time programmable memory, meaning each device can be programmed only once before deployment, unlike Flash-based counterparts that allow in-circuit re-programming. This architecture is optimal for high-volume production runs where firmware is finalized and cost per unit is more important than field updateability, typically reducing per-unit memory cost by 20–40% compared to equivalent Flash microcontrollers.
What supply voltage range does PIC16C505-20/SL support, and how does that affect battery selection?
The PIC16C505-20/SL operates across a supply range of 2 V to 6 V, enabling use with two AA alkaline cells nominally at 3 V, a single lithium coin cell at 3 V, or a regulated 5 V rail. Running at 20 MHz requires the higher end of this range, while low-clock-speed operation at 2 V allows battery-operated devices to squeeze extra runtime from deeply discharged cells before the microcontroller stops functioning.
For a home-appliance timer design, how many I/O lines does PIC16C505-20/SL provide in the 14-pin SOIC package?
In the 14-pin SOIC package, the PIC16C505-20/SL provides up to 12 general-purpose I/O pins after accounting for VDD, VSS, and the optional external clock or reset pins. This is sufficient for driving a 7-segment display digit, reading a rotary encoder, and controlling a relay output in a simple appliance timer without requiring port expanders, keeping total BOM component count and board area minimal.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.6960 | $3.70 |
| 100+ | $1.6600 | $166.00 |
| 501+ | $1.1550 | $578.65 |
| 867+ | $1.0164 | $881.22 |
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