PIC16C58B-20/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
PIC16C58B-20/P is an 8-bit CMOS microcontroller from the PIC16C series featuring EPROM-based program memory, up to 20 MHz clock, and 18-pin PDIP package for through-hole assembly. It suits legacy control panels, replacement boards, and academic prototyping where a simple, low-cost 8-bit MCU with EPROM reprogrammability is needed.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 18
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC16C58B-20/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.1000(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 PIC16 CMOS core running up to 20 MHz for cost-effective control tasks
- EPROM-based program memory for field reprogrammability in legacy systems
- 18-pin PDIP package for through-hole PCB and breadboard prototyping
- Low-power CMOS design with wide 2.5 V to 6.0 V supply voltage range
- 33 single-word instructions with 2-cycle branches for efficient code execution
- Lead-free (RoHS-compliant) packaging for modern procurement requirements
Applications
PIC16C58B-20/P is used for legacy equipment repairs and replacement boards in industrial control panels and appliance timers that originally specified PIC16C-series devices. It also serves academic and hobbyist prototyping environments where through-hole PDIP packages and UV-erasable EPROM allow repeated reprogramming without special programming hardware.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-18 |
| Factory Lead Time | 6Weeks |
| Date Of Intro | 1990-01-01 |
| 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-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) | 73 |
| RAM (words) | 73 |
| ROM (words) | 2048 |
| ROM Programmability | OTPROM |
| Speed | 20MHz |
| Supply Current-Max | 16mA |
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16C58B-20/P:
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 20MHz, CMOS, PDIP18
RISC Microcontroller, 8-Bit, OTPROM, PIC CPU, 20MHz, CMOS, PDIP18
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 20MHz, CMOS, PDIP18
RISC Microcontroller, 8-Bit, OTPROM, PIC16 CPU, 20MHz, CMOS, PDIP18
Frequently Asked Questions
How fast does the PIC16C58B-20/P run and what supply voltage range does it support?
The PIC16C58B-20/P runs at up to 20 MHz and operates from a 2.5 V to 6.0 V supply, making it compatible with both 3.3 V and 5 V legacy systems. This wide voltage tolerance is useful when replacing parts in older equipment where the rail may not be tightly regulated.
Why would a procurement team still source PIC16C58B-20/P for a legacy board repair?
Many legacy industrial control boards from the 1990s and 2000s were designed specifically around PIC16C58B-20/P in PDIP-18 footprint. Sourcing the original part preserves electrical compatibility and avoids firmware port risk, since the 18 pins, 20 MHz timing, and EPROM instruction set are pin-for-pin and code-compatible with the original design.
What is the significance of the EPROM memory type compared to Flash-based PIC16 variants?
EPROM memory requires UV light erasure using a window package, whereas Flash memory erases electrically in seconds. For field reprogramming or production volume, Flash devices like PIC16F series are preferred, but PIC16C58B-20/P is still specified in legacy production lines or service depots where existing firmware images and tooling are locked to the EPROM version.
How does the 18-pin PDIP package support breadboard and through-hole prototype builds?
The PDIP-18 body fits a standard 0.3-inch DIP socket with 2.54 mm pin pitch, allowing direct insertion into solderless breadboards for rapid prototyping. All 18 pins provide GPIO, oscillator, power, and ground connections on a layout compatible with widely available 18-pin DIP sockets in through-hole PCBs.
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