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MAX6957ANI+ from MAIXM

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MAX6957ANI+

Manufacturer: MAIXM

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

Partnumber Manufacturer Quantity Availability
MAX6957ANI+ MAIXM 2500 In Stock

Description and Introduction

4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander The MAX6957ANI+ is a versatile LED driver manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated (now Analog Devices)  
- **Part Number:** MAX6957ANI+  
- **Type:** LED Display Driver  
- **Package:** 28-Pin PDIP (Plastic Dual In-Line Package)  
- **Operating Voltage:** 2.7V to 5.5V  
- **Number of Segments:** Up to 28 (or 14 x 16-segment digits)  
- **Interface:** 4-Wire SPI (Serial Peripheral Interface)  
- **Current per Segment:** Adjustable (up to 40mA)  
- **Dimming Control:** 16-step logarithmic brightness control  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX6957ANI+ is a compact, high-efficiency LED driver designed to control multiplexed LED displays, including 7-segment, 14-segment, and 16-segment alphanumeric displays. It integrates a serial interface for easy communication with microcontrollers, reducing wiring complexity.  

### **Features:**  
- Supports multiplexed LED displays (up to 28 segments or 14 digits).  
- Built-in font memory for 14-segment and 16-segment alphanumeric characters.  
- Individual segment current control (up to 40mA per segment).  
- Automatic blinking and dimming control.  
- Low-power shutdown mode.  
- Fault detection for open or shorted LEDs.  
- Compatible with 3V or 5V logic levels.  

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

Application Scenarios & Design Considerations

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

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