PIC12C508A-04/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The Microchip PIC12C508A-04/P is an 8-bit CMOS microcontroller in the PIC12 family running at up to 4 MHz with 512 words of OTP program memory and 25 bytes of RAM in a compact 8-pin DIP package. It offers 6 I/O pins and an on-chip oscillator for ultra-compact, low-cost control tasks. Suitable for appliance timers, simple sensor monitors, and low-complexity consumer electronics.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- PIC12C508A-04/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.2746(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 PIC12C508A-04/P?
- 8-bit PIC12 CPU running up to 4 MHz
- 512 x 12-bit words of OTP program memory
- 25 bytes of on-chip SRAM for runtime data
- 6 general-purpose I/O pins in a minimal 8-pin DIP package
- Internal 4 MHz RC oscillator eliminates external crystal
- Low-power CMOS design for battery-operated applications
What is PIC12C508A-04/P used for?
The PIC12C508A-04/P is ideal for ultra-small embedded control tasks such as appliance timers, LED flashers, motor soft-start controllers, and remote control decoders where code size fits within 512 words. Its 8-pin DIP body is inexpensive and easy to prototype on a breadboard, making it a favourite for high-volume, cost-sensitive consumer products. The internal RC oscillator removes the need for an external clock component, further reducing BOM cost and PCB area.
What are the specifications of PIC12C508A-04/P?
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| 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-PDIP-T8 |
| 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 | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 25 |
| ROM (words) | 512 |
| ROM Programmability | OTPROM |
| Speed | 4MHz |
| Supply Current-Max | 1.4mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| 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 PIC12C508A-04/P datasheet?
PIC12C508A-04/P Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC12C508A-04/P?
Compatible alternatives and drop-in replacements for PIC12C508A-04/P:
RISC Microcontroller, 8-Bit, OTPROM, PIC12 CPU, 4MHz, CMOS, PDIP8
RISC Microcontroller, 8-Bit, OTPROM, PIC12 CPU, 4MHz, CMOS, PDIP8
Frequently Asked Questions
How much program memory does the PIC12C508A-04/P have, and what type of memory is it?
The PIC12C508A-04/P uses 512 words of OTP (one-time programmable) memory with a 12-bit instruction width. OTP memory is programmed once during manufacturing or production testing and cannot be erased, which makes it appropriate for locked, high-volume production firmware but unsuitable for development iterations where code changes are expected.
Does the PIC12C508A-04/P require an external crystal, and what clock options are available?
No external crystal is needed. The device includes an internal 4 MHz RC oscillator that is enabled by configuration bits, allowing operation with no external clock components. This reduces the 8-pin DIP BOM to the MCU plus supply decoupling capacitors, which is the minimum possible component count for a standalone microcontroller circuit.
When should a designer choose the PIC12C508A-04/P over the PIC12F508 with Flash memory?
The PIC12C508A-04/P with OTP memory suits locked production runs where firmware is finalized and cost per unit must be minimized, since OTP devices are typically cheaper than Flash variants. The PIC12F508, which is pin-compatible with the same 8-pin DIP footprint and 4 MHz speed, is the better choice during development and for programs requiring field reprogramming, because its Flash memory supports unlimited erase and reprogram cycles.
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+ | $1.4200 | $1.42 |
| 2+ | $1.2746 | $2.55 |
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