PIC16F874-20/L Microchip Integrated Circuit (Plastic Leaded Chip Carrier) In Stock
PIC16F874-20/L is an 8-bit PIC16 microcontroller with 20 MHz max clock, integrated 10-bit ADC, and PLCC-44 package. Suitable for embedded control with in-stock worldwide shipping.
- Manufacturer
- Microchip
- Package
- Plastic Leaded Chip Carrier
- Pin Count
- 44
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC16F874-20/L Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $7.1500(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 CPU core with up to 20 MHz clock for cost-effective embedded control
- Integrated 10-bit ADC supporting multiple analog input channels for sensor acquisition
- PLCC-44 package providing 44 pins for flexible peripheral connectivity
- On-chip EEPROM and Flash program memory enabling field-updatable firmware
- RoHS-compliant lead-free construction meeting modern environmental standards
Applications
PIC16F874-20/L is widely used in industrial measurement instruments, HVAC control panels, and building automation systems where 8-bit processing at 20 MHz meets real-time control requirements. Its multi-channel 10-bit ADC makes it effective for data logging, sensor interfacing, and process monitoring in legacy and cost-sensitive designs. The PLCC-44 package suits through-hole socket installations commonly found in industrial retrofit and repair applications.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PLCC-44 |
| Date Of Intro | 1998-12-01 |
| 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 | S-PQCC-J44 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 33 |
| Number of Timers | 3 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 14 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LDCC44,.7SQ |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Qualification Status | Not Qualified |
| RAM (bytes) | 192 |
| RAM (words) | 192 |
| ROM (words) | 4096 |
| ROM Programmability | FLASH |
| Speed | 20MHz |
| Supply Current-Max | 20mA |
| 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 | J BEND |
| Terminal Pitch | 1.27mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Plastic Leaded Chip Carrier |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16F874-20/L:
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PQCC44
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PQCC44
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PQCC44
8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PQCC44, PLASTIC, MO-047, LCC-44
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 20MHz, CMOS, PQCC44
Frequently Asked Questions
What is the maximum operating frequency of PIC16F874-20/L, and what instruction throughput does that provide?
PIC16F874-20/L operates at a maximum clock frequency of 20 MHz, yielding an instruction throughput of up to 5 MIPS. This makes it suitable for real-time embedded control tasks such as PID loops, serial communications at 115200 baud, and sensor polling in industrial measurement systems.
How does the 10-bit ADC in PIC16F874-20/L benefit analog sensor interfacing designs?
The integrated 10-bit ADC in PIC16F874-20/L offers 1024 quantization levels across the analog reference span, allowing measurement resolution of roughly 4.9 mV with a 5 V reference. With up to 8 analog input channels, it supports simultaneous monitoring of temperature, pressure, and current sensors in a single-chip solution, reducing BOM complexity.
What package does PIC16F874-20/L use, and when is its socket-friendly form factor an advantage?
PIC16F874-20/L uses a PLCC-44 package with 44 pins designed for zero-insertion-force sockets. This makes in-field replacement straightforward for industrial equipment servicing and retrofit designs where soldering SMD components is impractical, cutting maintenance downtime in installed-base applications.
In what legacy or cost-sensitive scenarios does PIC16F874-20/L remain a practical choice over newer 32-bit controllers?
For designs requiring proven 8-bit PIC16 architecture, minimal RAM footprint under 512 bytes, and compatibility with decades of existing firmware libraries at 20 MHz, PIC16F874-20/L remains a lower-cost, lower-power option. Applications such as smart metering front-ends, relay control panels, and HVAC thermostat units benefit from its simplicity and established ecosystem toolchain.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $7.5439 | $7.54 |
| 25+ | $7.2700 | $181.75 |
| 40+ | $7.2400 | $289.60 |
| 100+ | $7.1500 | $715.00 |
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