PIC18LF1320-I/SO Microchip Integrated Circuit (Small Outline Packages) In Stock

The PIC18LF1320-I/SO is an 8-bit PIC18 microcontroller from Microchip featuring 40 MHz max clock frequency, 8 KB Flash, 256-byte EEPROM, and 18-pin SOIC package. It includes a 10-bit ADC, USART, and SPI/I2C interfaces for low-power embedded control applications.

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
PIC18LF1320-I/SOSmall Outline Packages
Quick Facts
Manufacturer
Microchip
Package
Small Outline Packages
Pin Count
18
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $2.9600(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 PIC18 core with up to 40 MHz clock frequency
  • 8 KB Flash program memory with 256-byte EEPROM
  • 10-bit ADC with multiple input channels
  • USART, SPI, and I2C communication interfaces
  • Low-power design with sleep modes and wide voltage operation
  • 18-pin SOIC package for compact PCB layouts

Applications

The PIC18LF1320-I/SO is well-suited for battery-powered sensor nodes, home automation controls, and portable industrial measurement devices where 8-bit performance and low power consumption are key. Its built-in ADC and serial communication peripherals make it ideal for data logging, motor control, and embedded IoT edge applications.

Specifications

Pbfree CodeYes
Manufacturer Package CodeSOIC-18
Factory Lead Time5Weeks
YTEOL9
Has ADCYES
Bit Size8
Boundary ScanNO
CPU FamilyPIC18
Clock Frequency-Max40MHz
DAC ChannelsNO
DMA ChannelsNO
FormatFIXED POINT
Integrated CacheNO
JESD-30 CodeR-PDSO-G18
JESD-609 Codee3
Low Power ModeYES
Number of External Interrupts3
Number of I/O Lines16
Number of Serial I/Os1
Number of Timers4
On Chip Data RAM Width8
On Chip Program ROM Width16
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP18,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
RAM (bytes)256
RAM (words)256
ROM (words)4096
ROM ProgrammabilityFLASH
Screening LevelTS 16949
Speed40MHz
Supply Current-Max15mA
Supply Voltage-Max5.5V
Supply Voltage-Min2V
Supply Voltage-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.31.00.01
Country of OriginThailand

Datasheet

PIC18LF1320-I/SO Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for PIC18LF1320-I/SO:

PIC18F1320-I/SOMicrochip Technology Inc

RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO18

View Part →
PIC18LF1330-I/SOMicrochip Technology Inc

18 PIN, 8KB ENH FLASH, 256 RAM, 16 I/O

View Part →
PIC18LF1220-I/SOMicrochip Technology Inc

MCU CMOS 18LD 40MHZ LOW PWR

View Part →

Frequently Asked Questions

What is the maximum clock frequency supported by the PIC18LF1320-I/SO?

The PIC18LF1320-I/SO supports a maximum clock frequency of 40 MHz, enabling efficient 8-bit processing for time-sensitive embedded control and data acquisition tasks.

How much Flash and EEPROM memory does the PIC18LF1320-I/SO provide for firmware storage?

This device includes 8 KB of Flash program memory and 256 bytes of EEPROM data memory, providing adequate storage for small to medium embedded firmware along with persistent configuration parameters.

Which serial communication interfaces does the PIC18LF1320-I/SO support for sensor integration?

The PIC18LF1320-I/SO supports USART, SPI, and I2C (2-wire) serial interfaces, allowing straightforward integration with sensors, displays, and other peripherals across a wide range of industrial and consumer designs.

Is the PIC18LF1320-I/SO suitable for battery-operated designs requiring low power?

Yes, the PIC18LF1320-I/SO is designed with low-power sleep modes and can operate from 2.0 V to 5.5 V supply voltage, making it an excellent choice for battery-operated portable devices and energy-constrained IoT nodes.

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AvailabilityIn Stock
Reference Price (USD)
From $2.9600
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$4.1000$4.10
75+$4.0900$306.75
100+$3.3700$337.00
1000+$3.1200$3120.00
5000+$2.9600$14800.00
pcs
Unit price: $4.1000 · Total: $4.10

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany