Texas Instruments

CD74HC4511E

CD74HC4511E Description

The CD74HC4511E from Texas Instruments is a high-performance BCD-to-7-segment latch/decoder/driver IC designed for driving 1-digit LED displays. It operates within a 2V to 6V supply voltage range, making it compatible with a variety of logic families, including HC (High-Speed CMOS). The device features a BCD (Binary-Coded Decimal) interface, enabling seamless conversion of 4-bit binary inputs into 7-segment outputs for numeric display. With a low supply current of 8 µA, it is optimized for low-power applications. Packaged in a 16-pin DIP (Dual In-line Package), it is suitable for through-hole mounting and is RoHS3 compliant, ensuring environmental safety.

CD74HC4511E Features

• 1-Digit, 7-Segment Display Driver: Supports single-digit LED displays with active-high outputs.
• Wide Voltage Range (2V–6V): Compatible with various logic levels and battery-powered systems.
• Low Power Consumption: Only 8 µA supply current minimizes energy usage.
• BCD Input Interface: Simplifies integration with microcontrollers and logic circuits.
• Latch Functionality: Includes an internal storage latch to hold display data, reducing flicker.
• High Noise Immunity: HC-series CMOS technology ensures reliable operation in noisy environments.
• RoHS3 Compliant & REACH Unaffected: Meets stringent environmental and safety standards.

CD74HC4511E Applications

The CD74HC4511E is ideal for applications requiring numeric display control, such as:

• Digital Panel Meters: Used in industrial and consumer electronics for measurement readouts.
• Test & Measurement Equipment: Provides stable, flicker-free numeric displays.
• Automotive Dashboards: Low-power operation suits battery-monitoring and instrumentation systems.
• Home Appliances: Displays for timers, thermostats, and control panels.
• Educational Kits: Easy-to-use BCD decoding for prototyping and learning circuits.

Conclusion of CD74HC4511E

The CD74HC4511E stands out as a versatile, low-power solution for driving 7-segment LED displays in both industrial and consumer applications. Its wide voltage compatibility, latch functionality, and BCD interface make it superior to basic decoder-drivers, ensuring stable, flicker-free performance. Whether used in automotive, instrumentation, or embedded systems, this IC delivers reliable, energy-efficient display control, backed by Texas Instruments' quality assurance.