TM1621C

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TM1621C

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Manufacturer TM(Shenzhen Titan Micro Elec)
Package SOP-28-300mil

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Description

The TM1621C is a low-power, integrated circuit designed for controlling LED displays, particularly seven-segment displays. It features a built-in multiplexing function, allowing for the control of multiple segments with fewer pins, making it ideal for applications requiring compact design and efficient power usage.
This chip supports both static and dynamic display modes and can drive up to 16 segments with brightness control. The TM1621C communicates via a serial interface, simplifying the connection to microcontrollers and enabling easy data transfer. It also includes features like a built-in oscillator and adjustable brightness settings, enhancing its versatility in various applications.
Common uses of the TM1621C include digital clocks, scoreboards, and other consumer electronics where a visual display is needed. Its ease of use and flexibility make it a popular choice among hobbyists and in commercial products.

Features

The TM1621C is a specialized LED driver designed for controlling multiple 7-segment displays. Key features include:
1. Control Interface: It uses a simple serial interface (SPI) for easy communication with microcontrollers.
2. Drive Capability: Capable of driving up to 16 segments, making it suitable for multi-digit displays.
3. Brightness Control: Integrated PWM (Pulse Width Modulation) allows for adjustable brightness settings.
4. Memory: Includes internal memory for storing display data, minimizing the need for continuous data transmission.
5. Low Power Consumption: Designed to operate efficiently, prolonging battery life in portable applications.
6. Versatility: Supports a variety of LED configurations and can be used in various applications, such as clocks, counters, and scoreboards.
7. Temperature Range: Operates effectively over a wide temperature range, enhancing reliability in different environments.
Overall, the TM1621C is a versatile and efficient solution for driving 7-segment displays in electronic devices.

Package

The TM1621C typically comes in a 16-pin DIP (Dual In-line Package) or surface mount package options. It is designed for controlling LED displays and is commonly used in various electronic applications.

Pinout

The TM1621C is a 16-pin integrated circuit used for controlling seven-segment displays. Its pin configuration and functions are as follows:
1. VDD - Power supply voltage (typically +5V).
2. VSS - Ground.
3. D0-D3 - Data input pins for serial communication (4 bits).
4. D4 - Status output pin.
5. CLK - Clock input for synchronizing data transfer.
6. STB - Strobe pin for initiating data transmission.
7. LED - Anode control for the display.
8. VOUT - Output voltage for driving the LEDs.
9. COM1-COM4 - Common pins for connecting to the display segments.
10. SEG1-SEG8 - Segment pins for driving individual segments of the display.
The TM1621C facilitates easy interface with microcontrollers for displaying numeric and alphanumeric information on LED displays.

Manufacturer

The TM1621C is manufactured by Taiwan Macroblock, Inc., a company specializing in integrated circuit (IC) design. Macroblock focuses on developing solutions for LED drivers and display control, primarily for applications in electronic displays, lighting, and various consumer electronics. The company is known for its innovative technologies in the fields of display driver ICs and advanced lighting systems, contributing significantly to the growth of LED technology in various industries.

Application

The TM1621C is commonly used in various application areas, including:
1. Digital Displays: For driving 7-segment displays in electronic devices.
2. Smart Meters: In energy consumption displays for utilities.
3. Home Appliances: For controlling LED indicators in appliances like microwaves and ovens.
4. Toys and Gadgets: In educational and entertainment devices for visual outputs.
5. Industrial Equipment: For monitoring and displaying measurements and statuses.
Its versatility makes it suitable for various electronic display applications.

Equivalent

The TM1621C chip is commonly used for driving LED displays and can be replaced by equivalent products such as the HT1632C, MAX7219, and the KS0108. These alternatives also support multiplexed LED control and share similar functionalities for display applications. Always check specific features and compatibility for your project requirements.

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