PIC16F627-04I/SO Microchip Integrated Circuit (Small Outline Packages) In Stock
PIC16F627-04I/SO is an 8-bit PIC microcontroller from Microchip with 1.75 KB of program memory, 224 bytes of RAM, 16 I/O pins, and a maximum clock of 4 MHz, housed in an 18-pin SOIC package, targeting industrial-temperature control and embedded automation tasks.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 18
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC16F627-04I/SO Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.5500(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 core running up to 4 MHz clock
- 1.75 KB flash program memory and 224 bytes of RAM
- 16 configurable digital I/O pins
- 18-pin SOIC package for easy hand-soldering and legacy compatibility
- Industrial temperature range for -40°C to +85°C operation
- On-chip EEPROM data storage for non-volatile parameter retention
- In-circuit serial programming (ICSP) support
Applications
PIC16F627-04I/SO is well suited for low-cost embedded control tasks such as relay sequencers, keypad interfaces, small appliance controllers, and sensor data loggers that require 16 I/O pins and modest processing at 4 MHz. The industrial temperature rating of -40°C to +85°C makes it reliable in outdoor enclosures, HVAC control boards, and automotive accessory modules. Its compact 18-pin SOIC footprint and low pin count reduce PCB cost for high-volume consumer and industrial designs.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-18 |
| Date Of Intro | 1999-06-07 |
| YTEOL | 3 |
| Has ADC | NO |
| 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-PDSO-G18 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 16 |
| Number of Serial I/Os | 1 |
| 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 | SOP18,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 224 |
| ROM (words) | 1024 |
| ROM Programmability | FLASH |
| Speed | 4MHz |
| Supply Current-Max | 7mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16F627-04I/SO:
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 4MHz, CMOS, PDSO18
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 4MHz, CMOS, PDSO18
Frequently Asked Questions
How much program memory and RAM does PIC16F627-04I/SO provide for embedded control code?
PIC16F627-04I/SO offers 1.75 KB of flash program memory and 224 bytes of RAM. This is sufficient for simple state-machine firmware, communication protocol handlers (such as UART or SPI bit-banging), and basic sensor-conditioning algorithms common in appliance control and industrial I/O expansion applications running at up to 4 MHz.
Which temperature range is PIC16F627-04I/SO rated for, and what environments does that support?
PIC16F627-04I/SO is rated for the industrial temperature range of -40°C to +85°C junction temperature. This qualification supports deployment in outdoor equipment enclosures, automotive interior accessories, HVAC control boards, and factory automation modules where ambient temperatures regularly exceed consumer-grade 0°C to 70°C limits.
Can PIC16F627-04I/SO replace older PIC16F84A-based designs when upgrading a product line?
PIC16F627-04I/SO is a compatible upgrade path from PIC16F84A since both use the PIC16 core architecture and share a similar 18-pin pinout. The PIC16F627 provides more RAM (224 bytes versus 68 bytes) and comparator peripherals not available on PIC16F84A, enabling richer functionality without major firmware rewrites or PCB layout changes.
What I/O capacity does PIC16F627-04I/SO offer for interfacing buttons, LEDs, and sensors?
PIC16F627-04I/SO provides 16 general-purpose digital I/O pins configurable per pin as input or output. This count accommodates a 4x4 keypad matrix, 8 LED outputs, and spare pins for UART communication simultaneously, making it practical for small human-machine interface panels or data acquisition nodes without external I/O expanders.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.0200 | $3.02 |
| 100+ | $2.8100 | $281.00 |
| 1000+ | $2.6600 | $2660.00 |
| 5000+ | $2.5700 | $12850.00 |
| 10000+ | $2.5500 | $25500.00 |
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