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TXS0108E 8-Channel Bi-Directional Logic Level Converter Module

TXS0108E 8-Channel Bi-Directional Logic Level Converter Module

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Regular price HK$15.00
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Short Product Description

Upgrade your interface with crisp visuals.
This 12864 Graphic LCD Module delivers a sharp 128x64 pixel resolution on a stunning blue backlight with white pixels. Built with the versatile ST7920 controller, it supports both Parallel and SPI Serial modes, allowing you to save precious I/O pins on your Arduino or microcontroller. Perfect for displaying complex graphics, charts, and custom text.

Key Features

  • High-Res Graphic Display: 128x64 dot matrix resolution enables text, images, and graph rendering.
  • Crisp Visibility: Deep blue background with bright white pixels provides excellent contrast and aesthetics.
  • Dual Interface Modes: Supports both 6800 8-bit Parallel and Serial (SPI) modes (Selectable via Pin 15 PSB).
  • Standard 5V Logic: Seamlessly compatible with Arduino UNO, Mega, and other 5V logic controllers.
  • Adjustable Contrast: Dedicated V0 pin allows for precise brightness and contrast tuning via potentiometer.
  • Robust Mounting: Four corner mounting holes (3mm) for secure installation in enclosures.

Full Product Description

High-Speed Performance for Modern Electronics

In the world of DIY electronics and industrial prototyping, voltage mismatch is a common hurdle. Most modern sensors and SD cards operate at 3.3V, while many traditional microcontrollers still use 5V. The TXS0108E module provides a robust, 8-bit solution to this problem. Unlike cheaper alternatives, this module supports high-speed full-duplex communication, making it ideal for timing-sensitive protocols like SPI, I2C, and UART.

 

Why Choose the TXS0108E?

The core strength of the TXS0108E lies in its auto-direction sensing capability. You don't need to set a direction pin to tell the module which way the data is flowing; it detects it automatically. This reduces wiring complexity and frees up valuable I/O ports on your microcontroller.

 

Versatile Voltage Compatibility

This module is designed for flexibility. Port A handles lower voltages (1.2V to 3.6V), while Port B manages higher voltages (1.65V to 5.5V). This wide range makes it compatible with almost any combination of logic levels found in consumer and industrial electronics today.

Technical Specifications

  • Chipset: TXS0108E
  • Channels: 8-bit (full duplex)
  • Port A Voltage (VCCA): 1.2 V – 3.6 V
  • Port B Voltage (VCCB): 1.65 V – 5.5 V
  • Requirement: VCCA≤VCCBVCCAVCCB
  • Dimensions: 26.3 mm × 15.8 mm
  • Mounting: 2× side mounting holes

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

FAQ Section

Q: Does this module require a direction control pin?

A: No. The TXS0108E features automatic direction sensing, meaning it detects the data flow direction without an external DIR pin.

Q: Can I use this for I2C communication?

A: Yes, it is excellent for I2C. However, ensure your pull-up resistors are correctly configured if you are working with long cable runs or high-speed modes.

Q: What should I do with the OE (Output Enable) pin?

A: The OE pin is "Active High." For normal operation, it should be pulled high. It is recommended to connect it to the lower voltage ($VCCA$) side to ensure the pins stay in a high-impedance state during power-up.

Target Users / Applications

  • STEM Educators & Students: Essential for learning microcontroller interfacing.
  • IoT Developers: Connecting 3.3V sensors (like BME280) to 5V MCUs.
  • System Integrators: Interfacing industrial CCTV controllers with consumer electronics.
  • Arduino & Raspberry Pi Hobbyists: Bridging different logic levels for SD card modules or LCD screens.
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