ON Semiconductor MC14511BD Product Overview

The ON Semiconductor MC14511BD is a highly versatile BCD-to-Seven Segment Latch/Decoder/Driver designed for use in display applications with liquid crystal displays (LCDs) and light-emitting diodes (LEDs). This integrated circuit is part of the 4000 series CMOS logic family, known for its robustness and low power consumption, making it an ideal choice for battery-operated devices and other power-sensitive applications.

The MC14511BD offers a direct interface with 7-segment displays and is capable of driving common-cathode LED displays directly. With its built-in latch, decoder, and driver, it simplifies the process of converting binary-coded decimal (BCD) inputs into the corresponding seven-segment display outputs, thereby reducing the complexity of the overall design and saving valuable board space.

Key Features:

• Logic Type: BCD to 7-Segment Latch/Decoder/Driver
• Operating Voltage: Ranges from 3V to 18V, accommodating a wide spectrum of applications from low to high voltages.
• Output Current: Capable of sourcing or sinking up to 25 mA per segment, allowing direct drive of LEDs.
• Display Type: Compatible with both LCD and LED display technologies.
• Package: Available in a 16-pin SOIC package, providing a compact footprint for space-constrained applications.

With its built-in data latch function, the MC14511BD can hold the BCD input data while the display is continuously updated. The device also includes lamp test and blanking capabilities to allow for comprehensive testing and power saving modes of operation. These features ensure that the MC14511BD can be used in a wide range of applications, including industrial controls, consumer electronics, and instrumentation panels.

The MC14511BD is characterized for operation over the full industrial temperature range, ensuring reliable performance in even the most demanding environments. Its CMOS construction ensures low power dissipation, while its high noise immunity and low quiescent current make it an excellent choice for designs where power efficiency is critical.

Overall, the ON Semiconductor MC14511BD is a highly functional and reliable choice for designers looking to integrate BCD-to-seven segment decoding in their display applications.