PIC18LF2520-I/ML microcontroller: Datasheet, Features, Application

Description

The Microchip PIC18LF2520-I/ML is a low-cost, high-performance 8-bit controller with built-in high-end endurance, enhanced flash program memory. As a miniature controller, the PIC18LF2520-I/ML integrates a range of features, including alternate run modes, multiple idle modes, instant mode switching, and other features that minimize operating power consumption. The PIC18LF2520-I/ML is ideal for applications that require high power consumption and performance. This article details the model information of PIC18LF2520-I/ML, if you are interested, you can continue to read on.

 

PIC18LF2520-I/ML CAD model

Feature: Symbol

 

Feature: Footprint

 

PIC18LF2520-I/ML block diagram

Feature: Block diagram

 

Features

Power Management Features:

• Run: CPU on, Peripherals on
• Idle: CPU off, Peripherals on
• Sleep: CPU off, Peripherals off
• Ultra Low 50nA Input Leakage
• Run mode Currents Down to 11 μA Typical
• Idle mode Currents Down to 2.5 μA Typical
• Sleep mode Current Down to 100 nA Typical
• Timer1 Oscillator: 900 nA, 32 kHz, 2V
• Watchdog Timer: 1.4 μA, 2V Typical
• Two-Speed Oscillator Start-up

Flexible Oscillator Structure:

• Four Crystal modes, up to 40 MHz
• 4x Phase Lock Loop (PLL) – Available for Crystal and Internal Oscillators

• Two External RC modes, up to 4 MHz
• Two External Clock modes, up to 40 MHz
• Internal Oscillator Block:

       - Fast wake from Sleep and Idle, 1 μs typical

       - 8 use-selectable frequencies, from 31 kHz to 8 MHz

       - Provides a complete range of clock speeds from 31 kHz to 32 MHz when used with PLL

       - User-tunable to compensate for frequency drift

• Secondary Oscillator using Timer1 @ 32 kHz
• Fail-Safe Clock Monitor:

       - Allows for safe shutdown if peripheral clock stops

Peripheral Highlights:

• High-Current Sink/Source 25 mA/25 mA
• Three Programmable External Interrupts
• Four Input Change Interrupts
• Up to 2 Capture/Compare/PWM (CCP) modules, one with Auto-Shutdown (28-pin devices)

• Enhanced Capture/Compare/PWM (ECCP) module (40/44-pin devices only):

       - One, two or four PWM outputs

       - Selectable polarity

       - Programmable dead time

       - Auto-shutdown and auto-restart

Peripheral Highlights (Continued):

• Master Synchronous Serial Port (MSSP) module Supporting 3-Wire SPI (all 4 modes) and I2C™ Master and Slave modes

• Enhanced Addressable USART module:

        - Supports RS-485, RS-232 and LIN/J2602

        - RS-232 operation using internal oscillator block (no external crystal required)

        - Auto-wake-up on Start bit

         - Auto-Baud Detect

• 10-Bit, up to 13-Channel Analog-to-Digital (A/D) Converter module:

         - Auto-acquisition capability

         - Conversion available during Sleep

• Dual Analog Comparators with Input Multiplexing
• Programmable 16-Level High/Low-Voltage

         Detection (HLVD) module:

        - Supports interrupt on High/Low-Voltage Detection

Special Microcontroller Features:

• C Compiler Optimized Architecture:

         - Optional extended instruction set designed to optimize re-entrant code

• 100,000 Erase/Write Cycle Enhanced Flash Program Memory Typical

• 1,000,000 Erase/Write Cycle Data EEPROM Memory Typical

• Flash/Data EEPROM Retention: 100 Years Typical
• Self-Programmable under Software Control
• Priority Levels for Interrupts
• 8 x 8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT):

         - Programmable period from 4 ms to 131s

• Single-Supply 5V In-Circuit Serial Programming™ (ICSP™) via Two Pins

• In-Circuit Debug (ICD) via Two Pins
• Wide Operating Voltage Range: 2.0V to 5.5V
• Programmable Brown-out Reset (BOR) with Software Enable Option

 

Applications

• Consumer Electronics
• Gaming equipment
• Telephones
• Industrial control and automation
• White Goods

 

Manufacturer

Microchip, founded in 1989, is a leading global supplier of microcontrollers and analog semiconductors. Since its inception, Microchip has closely focused on the embedded control semiconductor products market. To date, Microchip has introduced microcontroller peripherals, analog products, RFID smart cards and other products that provide low system cost and low risk product development for tens of thousands of consumer products worldwide.

 

Advantages

The PIC18LF2520-I/ML offers a variety of oscillator options, such as four crystal modes, two external clock modes, etc., to allow users a wide range of choices when developing applications. the PIC18LF2520-I/ML also integrates a number of features, including low consumption of key modules, instant mode switching, etc., which can greatly reduce power consumption during operation.

 

Specifications

TYPE	DESCRIPTION
Category	Integrated Circuits (ICs)，Embedded，Microcontrollers
Mfr	Microchip Technology
Series	PIC 18F
Package	Tube
Product Status	Active
Core Processor	PIC
Core Size	8-Bit
Speed	40MHz
Connectivity	I2C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Number of I/O	25
Program Memory Size	32KB (16K x 16)
Program Memory Type	FLASH
EEPROM Size	256 x 8
RAM Size	1.5K x 8
Voltage - Supply (Vcc/Vdd)	2V ~ 5.5V
Data Converters	A/D 10x10b
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	28-VQFN Exposed Pad
Supplier Device Package	28-QFN (6x6)
Base Product Number	PIC18LF2520

 

PIC18LF2520-I/ML Package details

Feature: Package details

 

Where to use PIC18LF2520-I/ML

The PIC18LF2520-I/ML provides stable performance over the -40°C to 85°C temperature range, and it can be used in a 28-pin, lead-free, compact QFN. The PIC18LF2520-I/M is suitable for use in those applications where the supply voltage is between 2V and 5.5V, and it has a maximum clock frequency of 40MHz.

 

Datasheet

 

FAQ

Which interface types is the PIC18LF2520-I/ML compatible with?

EUSART, I2C, SPI

 

How large is the data ROM of PIC18LF2520-I/ML?

256B

 

What are the multiple idle modes of the PIC18LF2520-I/ML?

The controller can also run with its CPU core disabled but the peripherals still active. In these states, power consumption can be reduced even further, to as little as 4% of normal operation requirements.