The TC74HC4511AF is a high-speed CMOS BCD-to-7 Segment Latch/Decoder/Driver fabricated by Toshiba Semiconductor and Storage. This device accepts 4-bit binary coded decimal (BCD) input and converts it into signals to drive a 7-segment display. It features a latch function and can directly drive LED displays.

Applications

• Digital displays
• Instrumentation
• Panel meters
• Clock displays
• Counter displays

Features

• BCD-to-7 segment decoding
• Latch function for data storage
• High output drive capability for LED displays
• Wide operating voltage range: VCC = 2V to 6V
• Low power dissipation: ICC = 4 μA (max.) at Ta = 25°C
• Ripple blanking input
• Lamp test input

Benefits

• Simplifies the design of digital displays by providing direct BCD-to-7 segment conversion.
• Allows for data retention with the integrated latch function.
• Can directly drive LED displays without external drivers.
• Offers flexibility in power supply selection with its wide operating voltage range.
• Reduces power consumption in battery-powered and energy-efficient applications.
• Enables blanking of leading zeros with the ripple blanking input.
• Facilitates testing of the display with the lamp test input.

Additional Details

The TC74HC4511AF is a BCD-to-7 Segment Latch/Decoder/Driver. It comes in a surface mount package. The device is designed to operate over a wide temperature range and is RoHS compliant.