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MAX6956AAX/V+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX6956AAX/V+T

Manufacturer: MAXIM

2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port LED Display Driver and I/O Expander

Partnumber Manufacturer Quantity Availability
MAX6956AAX/V+T,MAX6956AAXV+T MAXIM 13600 In Stock

Description and Introduction

2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port LED Display Driver and I/O Expander The MAX6956AAX/V+T is a versatile display driver manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX6956AAX/V+T  
- **Type:** LED Display Driver  
- **Interface:** I²C-Compatible Serial Interface  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Number of Segments:** Up to 160 segments (20 digits of 7-segment or 40 discrete LEDs)  
- **Number of Digits:** 20 (7-segment) or 40 (discrete LEDs)  
- **Current per Segment:** Adjustable (up to 40mA)  
- **Dimming Control:** 16-step logarithmic brightness control  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 36-Pin SSOP  

### **Descriptions:**
The MAX6956AAX/V+T is a compact, high-efficiency LED driver designed for multiplexed LED displays. It supports both 7-segment displays and discrete LEDs, offering flexible configurations. The device features an I²C-compatible serial interface for easy communication with microcontrollers, reducing wiring complexity. It includes built-in brightness control and fault detection for open or shorted LEDs.

### **Features:**
- **Flexible Display Support:** Drives up to 20 digits (7-segment) or 40 discrete LEDs.  
- **I²C Interface:** Simplifies communication with host controllers.  
- **Wide Voltage Range:** Operates from 2.7V to 5.5V, suitable for battery-powered applications.  
- **Brightness Control:** 16-step logarithmic dimming for uniform brightness adjustment.  
- **Fault Detection:** Detects open or shorted LED conditions.  
- **Low Power Consumption:** Optimized for energy efficiency.  
- **Extended Temperature Range:** Supports industrial environments (-40°C to +125°C).  

This information is sourced from Maxim Integrated's datasheet and product documentation.

Application Scenarios & Design Considerations

2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port LED Display Driver and I/O Expander

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