ME7400A

产品特点
技术文档

MODE	LED Number	VIN	IOUT	Refresh FreQuency	Package	Application
16CH SEG + 8CH GRID Dot Matrix LED Driver	128	-0.5~7.0	SEG: Max -50; GRID: Max 200; Total: Max 400	Typ 200Hz	SOP32	LED displays E-Bike LED displays Intelligent electricity meters digital tubes Household appliances Small-sized electronic devices requiring compact LED display solutions

ME7400A, Dot Matrix LED Driver, CMOS technology, 16×8 matrix output, 3-wire serial interface, 8-level brightness adjustment, low-power consumption, SOP32 package

ME7400A is a dot matrix LED driver IC featuring 16 segment outputs, 8 grid outputs, 1 display storage unit, and related control circuits. It integrates an MCU digital interface, data latch, and LED driver module, specifically designed for small LED display driving. Adopting CMOS technology and housed in an SOP32 package, it offers low-power consumption and reliable performance for compact display applications.

优势特点

Adopts CMOS technology with low-power consumption
Display mode: 16 Segments × 8 Grids matrix output
Brightness adjustment: 8 adjustable duty cycles (1/16 to 14/16)
Equipped with 3-wire serial interface (DIN, CLK, STB) for simple data transmission
Built-in RC oscillation (no external oscillator required) and power-on reset
Supports automatic address increase and fixed address modes for flexible data writing
Maximum total output driver current: 400mA (SEG max -50mA, GRID max 200mA)
Wide operating temperature range (-40~+85°C) for versatile environments

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