STLED316SMTR

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STLED316SMTR

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Specifications

Attribute Value
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Applications LED Controller with Keyscan, 6-Digit
Interface Serial
Voltage - Supply 4.5V ~ 5.5V
Supplier Device Package 24-SO

Overview

Description

The STLED316SMTR is a highly integrated LED controller and driver designed for use in applications like digital clocks, electronic meters, and other display systems. It is a product from STMicroelectronics and supports up to 6 digits with 7-segment displays, including additional indicators like colons and dots. The device communicates via an SPI-compatible serial interface, making it easy to integrate with microcontrollers.
Key features include a built-in key-scan circuit, which allows for connection of up to 16 keys, making it suitable for interactive applications. It operates with a wide supply voltage range and provides brightness control through pulse-width modulation (PWM). The STLED316SMTR also includes features like overcurrent protection and a low-power shutdown mode, enhancing its reliability and efficiency in various applications.
The compact form factor and ease of interfacing make it an ideal choice for developers looking to create efficient and simple display systems. Its integration of multiple functionalities helps reduce the need for additional components, simplifying the design process.

Equivalent

The STLED316SMTR is a LED driver with key features like a 7-segment display driver, key scanning, and I2C interface. Equivalent products include:
1. MAX7219/7221: From Maxim Integrated, offering 8-digit 7-segment display driving.
2. HT16K33: From Holtek, featuring a 16x8 LED controller with key scan.
3. TM1637: From Titan Micro, supporting 6-digit 7-segment displays and keyboards.
4. IS31FL3731: From ISSI, a matrix LED driver with I2C interface and key scan.
Ensure compatibility regarding pin configuration and specific features for your application.

Features

The STLED316S is an LED controller and driver IC designed for applications such as LED displays. Key features include:
1. LED Driving Capability: Capable of driving up to 36 LEDs in a multiplexed manner, ideal for segment displays.
2. Segment Control: Provides 7-segment control with decimal point, supporting digits and indicators.
3. I2C Interface: Equipped with an I2C bus interface for communication, facilitating easy integration with microcontrollers.
4. Current Control: Offers adjustable current control for the LED segments, ensuring optimal brightness and power efficiency.
5. Dimming Support: Features dimming control through pulse-width modulation (PWM), allowing for various brightness levels.
6. Low Power Consumption: Designed for low power usage, making it suitable for battery-operated devices.
7. Integrated Key Scanning: Supports a 4x4 keypad scanning function, reducing the need for additional components.
8. Operating Voltage: Operates at a wide voltage range, typically from 4V to 5.5V.
9. Package Options: Available in compact surface-mount packages, aiding in space-saving designs.
These features make the STLED316S versatile for various display and indicator applications.

Pinout

The STLED316S is a compact LED controller/driver IC designed for driving a 7-segment display and up to 16 keys. It is typically packaged in a TSSOP-28 package, which means it has 28 pins. The primary functions of the STLED316S include controlling 7-segment displays, handling key scanning, and providing LED driving capabilities.
Key features include:
- 28 pins for interfacing and power connections.
- 7-segment display control for up to 6 digits.
- 16-key scanning capability, ideal for keypad interfaces.
- LED drive capability for individual segments.
- Supports I²C interface for communication with a microcontroller or other devices.
- Low-power consumption mode for energy efficiency.
These features make the STLED316S suitable for applications in consumer electronics, home appliances, and instrumentation requiring efficient LED display control.

Manufacturer

The STLED316SMTR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is a leading provider in the semiconductor industry and is known for designing, developing, and manufacturing a broad range of electronic components. Their products serve various applications such as automotive, industrial, personal electronics, computer peripherals, and communications. The company is recognized for its innovative solutions and commitment to sustainability and energy efficiency.

Application

The STLED316SMTR is a compact 7-segment LED display driver used mainly for consumer electronics. It is commonly applied in home appliances, panel meters, and digital clocks to control LED displays. The device is designed to drive up to six 7-segment digits, including a decimal point, and it can also manage up to eight individual LEDs. Its serial interface allows for simple integration with microcontrollers, making it suitable for applications needing efficient and reliable display control. Additionally, the STLED316SMTR is often used in automotive dashboards, industrial equipment displays, and other electronic devices requiring compact and energy-efficient display solutions.

Package

The STLED316SMTR is packaged in a SO24 (Small Outline 24-lead) package. This type of package is typically used for integrated circuits and features a small, rectangular shape with leads extending from the sides, suitable for surface-mount technology on printed circuit boards.