MM5451YN, LED Display Driver, 40-Pin DIP

The MM5451YN-DIP is a serial-input LED display driver IC designed for multiplexed or direct drive LED displays in applications such as digital clocks, voltmeters, counters, and instrumentation readouts. With 35 individual outputs, it can drive LED segments or indicators while maintaining low power consumption. The built-in serial data shift register and latch enable precise LED control with minimal microcontroller resources. Additionally, its continuous brightness control allows for adjustable LED intensity based on user needs.

• 35-Output LED Display Driver – Can directly drive 35 LED segments with constant current control.
• Serial Data Input – Requires only three control lines for operation, reducing wiring complexity.
• Continuous Brightness Control – Supports PWM dimming for uniform display brightness.
• Wide Input Voltage Range – Operates over 4.75V to 13.2V, suitable for various display applications.
• High Output Current Capability – Each output can source up to 15mA for driving LEDs efficiently.
• Low Power Consumption – CMOS technology ensures energy efficiency and heat reduction.