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MAX6954AAX from MAXIM,MAXIM - Dallas Semiconductor

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MAX6954AAX

Manufacturer: MAXIM

4-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan

Partnumber Manufacturer Quantity Availability
MAX6954AAX MAXIM 360 In Stock

Description and Introduction

4-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan The MAX6954AAX is a versatile display driver manufactured by Maxim Integrated. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX6954AAX  
- **Type:** LED Display Driver  
- **Interface:** I²C-Compatible Serial Interface  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Number of Segments:** Up to 132 (or 28 x 5 digits)  
- **Maximum Output Current:** 20mA per segment  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 36-Pin SSOP  

### **Descriptions:**  
- The MAX6954AAX is a compact, high-performance LED driver designed for multiplexed seven-segment, fourteen-segment, or dot matrix displays.  
- It supports a wide input voltage range, making it suitable for both 3V and 5V systems.  
- The device features an I²C-compatible serial interface for easy communication with microcontrollers.  
- It includes an integrated key-scan circuit for detecting keypresses in matrix applications.  

### **Features:**  
- **Multiplexed LED Driver:** Supports up to 28 digits (7-segment) or 132 individual segments.  
- **Brightness Control:** Adjustable via software (16-step linear dimming).  
- **Key-Scan Function:** Built-in key-scan decoder for up to 28 keys.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **Blink Control:** Programmable blink rates for individual digits.  
- **Open/Short Detection:** Built-in diagnostics for LED fault detection.  
- **Software Reset:** Allows system reinitialization without power cycling.  

This information is based solely on the manufacturer's datasheet and technical documentation.

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