PIC16C71-20/SO Microchip Integrated Circuit (Small Outline Packages) In Stock
PIC16C71-20/SO is an 8-bit CMOS OTP microcontroller with 1.75 KB program memory, 36 bytes of RAM, 13 I/O pins, and a 4-channel 8-bit ADC running at up to 20 MHz. Housed in an 18-pin SOIC package, it suits cost-sensitive analog sensing and control applications. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 18
- Lifecycle
- ACTIVE
- Datasheet
- PIC16C71-20/SO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.0900(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 PIC16C71-20/SO?
- 8-bit PIC16 architecture operating at up to 20 MHz clock frequency
- Integrated 4-channel 8-bit ADC for direct analog signal measurement without external converters
- 1.75 KB OTP program memory with 36 bytes of data RAM for compact firmware
- 13 general-purpose I/O pins in an 18-pin SOIC package for breadboard and SMD designs
- 35 single-word instructions with 2-level deep hardware stack
- Low-power SLEEP mode supporting battery-operated and energy-constrained applications
What is PIC16C71-20/SO used for?
The PIC16C71-20/SO is ideal for low-cost embedded control applications that require on-chip analog-to-digital conversion, such as temperature monitoring, sensor signal conditioning, and simple industrial control loops. Its 13 I/O pins and 20 MHz clock provide sufficient throughput for motor speed control, LED dimming, and small consumer appliance logic. The 18-pin SOIC package makes it a practical choice for compact PCB designs in cost-sensitive consumer and industrial products.
What are the specifications of PIC16C71-20/SO?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-18 |
| Factory Lead Time | 5Weeks |
| Date Of Intro | 1990-01-01 |
| YTEOL | 3 |
| Has ADC | YES |
| 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-G18 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 13 |
| Number of Timers | 3 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 14 |
| PWM Channels | NO |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP18,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 36 |
| ROM (words) | 1024 |
| ROM Programmability | OTPROM |
| Speed | 20MHz |
| Supply Current-Max | 30mA |
| 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 |
| 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 PIC16C71-20/SO datasheet?
PIC16C71-20/SO Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC16C71-20/SO?
Compatible alternatives and drop-in replacements for PIC16C71-20/SO:
RISC Microcontroller, 8-Bit, OTPROM, PIC CPU, 20MHz, CMOS, PDSO18
RISC Microcontroller, 8-Bit, EPROM, PIC16 CPU, 20MHz, CMOS, PDSO18
Frequently Asked Questions
What ADC capability does the PIC16C71-20/SO include, and how does it simplify analog sensor interfacing?
The PIC16C71-20/SO integrates a 4-channel, 8-bit ADC, allowing direct connection of up to 4 analog sensors without external ADC ICs. This reduces BOM cost and board space in temperature monitoring and signal conditioning designs operating at up to 20 MHz.
How much program memory and RAM does the PIC16C71-20/SO provide, and what firmware complexity does that support?
The device provides 1.75 KB of OTP program memory and 36 bytes of RAM, sufficient for simple state machines, PID control loops with 8-bit resolution, and sensor polling routines running on the 8-bit PIC16 architecture at up to 20 MHz.
For a compact motor control PCB, how does the SOIC-18 package of the PIC16C71-20/SO benefit the layout?
The 18-pin SOIC package has a small footprint under 12 mm in length, allowing tight PCB integration alongside driver ICs. With 13 I/O pins available, it can simultaneously manage PWM outputs, speed feedback inputs, and fault detection signals in a compact motor-drive layout.
When would a designer choose the PIC16C71-20/SO over the PIC12C509 for an embedded control design?
A designer would choose the PIC16C71-20/SO when the application needs a 4-channel 8-bit ADC, more than 6 I/O pins (13 vs. 6), or a faster 20 MHz clock versus the PIC12C509's 4 MHz limit, such as in multi-sensor monitoring or higher-throughput control tasks.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.9600 | $5.96 |
| 84+ | $5.7500 | $483.00 |
| 100+ | $5.5900 | $559.00 |
| 1000+ | $5.2700 | $5270.00 |
| 5000+ | $5.0900 | $25450.00 |
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