PIC16LC71-04I/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip PIC16LC71-04I/P is an 8-bit CMOS microcontroller with 1.75 KB program memory, 36 bytes RAM, and 13 I/O pins in an 18-pin DIP package. It operates at up to 4 MHz with an integrated 4-channel 8-bit ADC for industrial temperature range applications. Available in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 18
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC16LC71-04I/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.9122(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit PIC16 CPU running at up to 4 MHz with 1.75 KB Flash for compact control firmware
- 13 I/O pins and 4-channel 8-bit ADC for direct analog sensor interfacing without external converters
- Industrial temperature range (-40°C to +85°C) enables reliable operation in harsh environments
- 18-pin PDIP package ideal for hand-assembly, prototyping, and low-cost through-hole PCB production
Applications
The PIC16LC71-04I/P is suited for simple embedded control tasks such as sensor signal conditioning, relay control, and small appliance management where cost and size are paramount. Its integrated 4-channel ADC and 13 I/O pins make it a self-contained solution for thermostat controllers, motor speed regulators, and basic industrial I/O modules. The industrial-grade temperature range and DIP-18 package make it accessible for field repairs and legacy system maintenance.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-18 |
| Factory Lead Time | 6Weeks |
| Date Of Intro | 1990-01-01 |
| YTEOL | 3 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 4MHz |
| 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 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 | DIP18,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 36 |
| ROM (words) | 1024 |
| ROM Programmability | OTPROM |
| Speed | 4MHz |
| Supply Current-Max | 3.8mA |
| Supply Voltage-Max | 6V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| 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
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What ADC capability does the PIC16LC71-04I/P offer for analog sensor measurement?
The PIC16LC71-04I/P includes a 4-channel, 8-bit ADC that can directly digitize analog sensor voltages in the 0 V to VDD range. This built-in converter eliminates the need for external ADC ICs in simple temperature, pressure, or light-sensing applications running at up to 4 MHz clock speed.
For which low-power or legacy control applications is the PIC16LC71-04I/P most suitable?
The PIC16LC71-04I/P is best suited for low-complexity control tasks such as 8-bit PWM generation, basic UART communication, and single-sensor acquisition in appliances or industrial panels. With only 36 bytes of RAM and 1.75 KB Flash at 4 MHz, it targets cost-driven designs where a full 32-bit MCU would be overspecified and expensive.
How does operating at 4 MHz clock speed affect power consumption in the PIC16LC71-04I/P?
Running at the maximum 4 MHz, the PIC16LC71-04I/P consumes significantly less active current than higher-frequency MCUs, typically in the range of 2 mA to 5 mA depending on VDD and peripheral activity. For battery-powered or energy-harvesting applications using 5 V supply, this low consumption extends operational life without requiring sleep mode tuning.
Is the PIC16LC71-04I/P still a practical procurement option compared to newer PIC16F parts?
While newer PIC16F parts offer larger Flash, more I/O, and lower supply voltages, the PIC16LC71-04I/P remains practical for legacy board replacements and designs where the 18-pin DIP footprint, 4 MHz operation, and 13-pin I/O count are fixed constraints. Its 6-week factory lead time and continued availability make it viable for low-volume maintenance production runs.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
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| 5+ | $6.7935 | $33.97 |
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