PIC12C509-04/SM Microchip Integrated Circuit (Small Outline Packages) In Stock
PIC12C509-04/SM is an 8-bit PIC12 microcontroller with 1.5 KB OTP program memory, 41 bytes RAM, 6 I/O pins, and 4 MHz clock in a compact 8-pin SOIC package. Suitable for simple control logic and low-cost embedded products.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- PIC12C509-04/SM Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.0100(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit PIC12 RISC core running at up to 4 MHz clock frequency
- 1.5 KB one-time-programmable (OTP) Flash program memory
- 6 general-purpose I/O pins in a minimal 8-pin SOIC footprint
- 41 bytes of on-chip RAM for lightweight control state machines
- Integrated power-on reset and watchdog timer for robust operation
- Low-voltage operation from 2.5 V to 5.5 V supply range
Applications
PIC12C509-04/SM is used in simple appliance control tasks such as LED dimming, timing sequences, and key debouncing where code complexity is low and pin count is minimal. Its tiny 8-pin SOIC package and OTP memory make it cost-effective for high-volume consumer products including remote controls, battery chargers, and door sensors. Legacy industrial designs also use it as a replacement for discrete logic in space-constrained control circuits.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIJ-8 |
| Factory Lead Time | 6Weeks |
| Date Of Intro | 1996-05-10 |
| YTEOL | 3 |
| Has ADC | NO |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC12 |
| Clock Frequency-Max | 4MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of I/O Lines | 6 |
| 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 | SOP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 41 |
| ROM (words) | 1024 |
| ROM Programmability | OTPROM |
| Speed | 4MHz |
| Supply Current-Max | 2.4mA |
| 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 |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC12C509-04/SM:
RISC Microcontroller, 8-Bit, OTPROM, PIC12 CPU, 4MHz, CMOS, PDSO8
RISC Microcontroller, 8-Bit, OTPROM, PIC12 CPU, 4MHz, CMOS, PDSO8
RISC Microcontroller, 8-Bit, OTPROM, PIC12 CPU, 4MHz, CMOS, PDSO8
RISC Microcontroller, 8-Bit, OTPROM, PIC12 CPU, 4MHz, CMOS, PDSO8
Frequently Asked Questions
What program memory size and clock speed does PIC12C509-04/SM provide for simple control tasks?
PIC12C509-04/SM provides 1.5 KB of one-time-programmable (OTP) memory and runs at up to 4 MHz, delivering 1 MIPS throughput. This is sufficient for simple state machines, debounce routines, and timing sequences in appliances and consumer electronics with limited firmware complexity.
What I/O count does PIC12C509-04/SM offer and for what types of peripheral connections is it suited?
PIC12C509-04/SM has 6 general-purpose I/O pins, adequate for controlling LEDs, reading button switches, driving small relays, or interfacing with simple sensors. The 8-pin SOIC package keeps the PCB footprint below 50 mm² while still providing the 6 pins needed for typical simple-control applications.
When is PIC12C509-04/SM a better choice than a larger 18-pin PIC16 device for a consumer product?
PIC12C509-04/SM is preferable when the application requires fewer than 6 I/O pins, less than 1.5 KB of code, and targets the lowest possible unit cost in high-volume production. Its 8-pin package saves PCB space and reduces BOM cost compared to 18-pin PIC16 devices, making it attractive for remotes, toys, and appliances where cost per unit below $0.50 is a key requirement.
Related Guides
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.6500 | $2.65 |
| 10+ | $2.0250 | $20.25 |
| 5000+ | $2.0100 | $10050.00 |
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.”