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MAX7219CWG+T Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MAX7219CWG+TMAXIM5000Yes

MAX7219CWG+T is a compact, serial input/output common-cathode display driver manufactured by Maxim Integrated.

The MAX7219CWG+T is a compact, serial input/output common-cathode display driver manufactured by Maxim Integrated.

Specifications:

  • Manufacturer: Maxim Integrated
  • Package: SOIC-24 Wide
  • Operating Voltage: 4V to 5.5V
  • Maximum Supply Current: 320mA
  • Data Transfer Rate: 10MHz
  • Operating Temperature Range: 0°C to +70°C
  • Number of Digits/Outputs: 8 digits (7-segment) or 64 individual LEDs
  • Interface: Serial (SPI-compatible)
  • Dimming Control: Digital (16 steps)
  • Decoding: On-chip BCD code-B decoder for 7-segment displays
  • Cascading Support: Yes (for driving multiple displays)

Descriptions:

The MAX7219CWG+T is an LED display driver that simplifies interfacing microcontrollers with 7-segment LED displays or discrete LEDs. It includes an on-chip BCD decoder, multiplex scan circuitry, and segment drivers, reducing external component count. It supports SPI communication for easy control.

Features:

  • Serial Interface: Minimizes microcontroller I/O requirements.
  • Decoding Capability: Supports BCD decoding for 7-segment displays.
  • Brightness Control: Adjustable via digital or analog dimming.
  • Low Power Shutdown Mode: Includes a data-retention shutdown mode.
  • Cascadable: Multiple MAX7219 devices can be daisy-chained.
  • No External Components Needed: Built-in drivers eliminate the need for external resistors.

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

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