Broadcom HDSP-2112 Alphanumeric LED Display, 8 Characters, 5x7 Dot Matrix, 6.96 mm, High Efficiency Red, DIP-28

Featuring an integrated ASCII decoder and multiplexing circuitry, the Broadcom HDSP-2112 drives eight 5x7 dot matrix characters in high efficiency red with minimal external components.

Overview

The HDSP-2112 is a 28-pin DIP alphanumeric LED display module. It combines eight 5x7 dot matrix characters with on-board CMOS control logic, including an ASCII decoder, memory, and multiplexing circuitry. The display operates from a single 5 V supply and is compatible with TTL and CMOS logic levels. Its parallel 8-bit data bus allows direct connection to microprocessors, simplifying system design.

What stands out

• Eight characters in a compact 6.96 mm (0.275 inch) high font
• High efficiency red LEDs with a peak wavelength of 635 nm
• Built-in ASCII decoder and multiplexing circuitry reduce external component count
• Parallel 8-bit data interface for fast, straightforward integration
• Wide operating temperature range: -40 °C to +85 °C

Technical details

• Display type: Alphanumeric LED display
• Number of characters: 8
• Character format: 5x7 dot matrix
• Character height: 6.96 mm (0.275 inches)
• Display colour: High efficiency red
• Peak wavelength: 635 nm
• Luminous intensity per dot (typical): 2.5 mcd
• Interface: Parallel (8-bit data bus)
• Supply voltage: 5.0 V
• Logic compatibility: TTL/CMOS
• Package type: DIP (Dual In-line Package)
• Pin count: 28
• Mounting type: Through hole
• Operating temperature range: -40 °C to +85 °C
• Storage temperature range: -55 °C to +100 °C
• Maximum current per dot: 10 mA
• Typical forward voltage per dot: 2.0 V

Our verdict

The HDSP-2112 is a robust and self-contained alphanumeric display solution for industrial and embedded applications. Its integrated control logic and wide temperature range make it a reliable choice for demanding environments.