MAX6956ANI+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX6956ANI+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for driving LED displays and lighting applications.

Characteristics

• The MAX6956ANI+ is a versatile IC that can drive up to 16 digits or 128 individual LEDs.
• It supports both common-cathode and common-anode displays.
• This IC offers a wide range of features, including brightness control, multiplexing, and key scanning capabilities.

Package

The MAX6956ANI+ is available in a 28-pin SSOP package.

Essence

The essence of MAX6956ANI+ lies in its ability to efficiently drive LED displays and provide various control functionalities.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Display Digits: 16
• Maximum Individual LEDs: 128
• Communication Interface: Serial I/O

Detailed Pin Configuration

1. VDD - Power supply voltage
2. GND - Ground
3. DIN - Serial data input
4. DOUT - Serial data output
5. CLK - Clock input
6. CS - Chip select input
7. INT - Interrupt output
8. BLANK - Display blanking control
9. RSET - External resistor for current setting
10. SEG0-SEG7 - Segment outputs
11. SEG8-SEG15 - Segment outputs
12. DIG0-DIG7 - Digit outputs
13. DIG8-DIG15 - Digit outputs
14. KEYPAD - Keypad input
15. RESET - Reset input
16. OSC - Oscillator input

Functional Features

• LED display driving with multiplexing support
• Brightness control for individual segments or entire display
• Key scanning functionality for keypad input
• Interrupt output for event notification
• Display blanking control for power-saving purposes
• Built-in oscillator for internal timing generation

Advantages and Disadvantages

Advantages

• Versatile and flexible LED display driver
• Supports both common-cathode and common-anode displays
• Offers brightness control for optimal visibility
• Multiplexing capability reduces pin count and simplifies circuit design
• Key scanning feature enables user interaction

Disadvantages

• Limited to driving LED displays and lighting applications
• Requires additional external components for proper operation
• Relatively small package size may pose challenges in certain designs

Working Principles

The MAX6956ANI+ operates by receiving serial data input (DIN) and clock input (CLK) signals. It processes the received data and drives the connected LED display accordingly. The IC supports multiplexing, allowing it to drive multiple digits or individual LEDs using a shared set of segment and digit outputs. Additionally, the MAX6956ANI+ provides various control features such as brightness adjustment, key scanning, and display blanking.

Detailed Application Field Plans

The MAX6956ANI+ finds extensive use in various applications, including:

1. Digital clocks and timers
2. Scoreboards and signage displays
3. Industrial control panels
4. Consumer electronics devices
5. Automotive instrument clusters
6. Gaming machines and casino displays
7. Medical equipment displays
8. Home automation systems

Detailed and Complete Alternative Models

1. MAX7219CNG+: Similar LED display driver IC with 8-digit support.
2. TLC5940NT: LED driver IC with grayscale control for enhanced display quality.
3. HT16K33: Integrated LED controller and key scanning IC.
4. MAX7219EWG+: Compact LED display driver with serial interface.

These alternative models offer similar functionalities to the MAX6956ANI+ and can be considered as alternatives based on specific requirements and design constraints.

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