TM1640B

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TM1640B

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Spécifications

Manufacturer TM(Shenzhen Titan Micro Elec)
Package SOP-28-300mil
Number of Channels 16
Operating temperature -40℃~+85℃
Frequency - Switching 450kHz~1MHz
Dimming PWM

Vue d'ensemble

Description

TM1640B is a LED display driver IC designed to control multiple seven-segment displays easily. It communicates with microcontrollers via a simple serial interface, allowing for straightforward integration into various electronic projects. The chip can drive up to 8 digits of 7-segment displays or 64 individual LEDs, making it versatile for applications like clocks, counters, and numerical displays.
Key features include built-in multiplexing, which reduces the number of required pins on the microcontroller, and the ability to adjust brightness through PWM (Pulse Width Modulation). The TM1640B also supports cascading multiple devices, enabling the control of larger displays without complex wiring.
Programming the TM1640B is typically achieved using libraries available for popular platforms like Arduino, simplifying development for hobbyists and engineers alike. Overall, the TM1640B is an efficient solution for projects requiring dynamic and visually appealing LED displays.

Features

The TM1640B is a compact LED driver IC designed for controlling LED displays, particularly 7-segment and dot matrix displays. Key features include:
1. Control Interface: Utilizes a simple serial interface, allowing for easy communication with microcontrollers via a single data line.
2. Output Ports: Supports multiple output ports, enabling control of numerous LEDs simultaneously.
3. Brightness Control: Offers adjustable brightness levels for improved visibility and energy efficiency.
4. Scan Rate: Features a high scan rate, reducing flicker and enhancing display stability.
5. Memory: Internal memory for storing display data, allowing for quick updates.
6. Low Power Consumption: Designed for energy efficiency, making it suitable for battery-operated devices.
7. Flexible Configuration: Can be configured for various display sizes and types, supporting both static and dynamic display applications.
Overall, the TM1640B is ideal for hobbyist projects and commercial applications requiring efficient and flexible LED control.

Package

The TM1640B is typically available in a 28-pin DIP (Dual In-line Package) format. This package type is designed for easy integration into various electronic projects and systems, facilitating connections to microcontrollers and other components.

Pinout

The TM1640B is a driver IC primarily used for LED displays and features a total of 16 pins. Here’s a brief overview of its pin count and functions:
1. VCC (Pin 1): Power supply input.
2. GND (Pin 2): Ground connection.
3. DIN (Pin 3): Data input for serial communication.
4. CLK (Pin 4): Clock input for synchronization of data transfer.
5. DOUT (Pins 5-8): Data outputs for cascading multiple TM1640B chips.
6. LED1-LED8 (Pins 9-16): Outputs for controlling individual segments of an 8x8 LED matrix or 8 separate LEDs.
The TM1640B allows for easy control of LED displays through a serial interface, enabling efficient data transmission and minimal pin usage in microcontroller applications.

Manufacturer

The TM1640B is manufactured by a company called Tsinghua Tongfang Co., Ltd., which is based in China. Tsinghua Tongfang is a technology company primarily involved in the production of electronic components and solutions, including integrated circuits and display drivers. The company focuses on innovation in various sectors such as information technology, hardware, and telecommunications. It is known for its contributions to the electronics industry and has a diverse product portfolio that supports various applications in consumer electronics and industrial equipment.

Application

The TM1640B is commonly used in applications such as digital displays, LED matrix control, and seven-segment displays. It is ideal for consumer electronics, home appliances, and industrial equipment to showcase numerical data, status indicators, and basic graphics. Additionally, it is suitable for DIY projects, educational tools, and prototype development in electronic design.

Equivalent

The TM1640B chip is often used for driving LED displays. Equivalent products include the HT16K33, MAX7219, and TM1637, which serve similar purposes for controlling 7-segment displays and LED matrices. These alternatives support I2C or SPI communication, offering flexibility in design and integration.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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