MAX7219N

Serial Interface 8-Digit LED Display Driver

The MAX7219N is a serial interface 8-digit led display driver from Analog Devices. View the full MAX7219N datasheet below including key specifications.

Manufacturer

Analog Devices

Key Specifications

Parameter	Value
Interface Type	4-wire serial
Internal Memory	8x8 static RAM
Shutdown Current	150μA
Display Capability	8-digit 7-segment numeric LED, bar graph, or 64 individual LEDs
LED Type Supported	Common-Cathode
Serial Interface Speed	10MHz

Overview

Part: MAX7219

Type: Serial Interface 8-Digit LED Display Driver

Description: The MAX7219 is an integrated serial input/output common-cathode display driver that connects microprocessors to 8-digit 7-segment numeric LED displays, bar graph displays, or 64 individual LEDs, featuring a 10MHz serial interface and a low-power shutdown mode.

Operating Conditions:

Serial interface clock: 10MHz
Shutdown mode current: < 150μA
Digits displayable: 1-8

Key Specs:

Serial interface clock: 10MHz
Low-power shutdown current: < 150μA
Digits displayable: 1-8
External components: One external resistor required for segment current
Display type: Common-cathode LED
Internal RAM: 8x8 static RAM

Features:

10MHz Serial Interface
Individual LED Segment Control
Digital Decode/No-Decode Selection
150μA Low-Power Shutdown Mode
Digital and Analog Brightness Control
High-Voltage Interrupt Display
Common-Cathode LED Display Driver

Applications:

Bar Graph Displays
Instrument Panels
Industrial Control
LED Matrix Displays

Package:

DIP-24
SOP-24W
SSOP-24/QSOP-24

Features

10MHz Serial Interface
Individual LED Segment Control
Digital Decode/No-Decode Selection
150μA Low-Power Shutdown Mode
Digital and Analog Brightness Control
High-Voltage Interrupt Display
Common-Cathode LED Display Driver

Pin Configuration

Related Variants

The following components are covered by the same datasheet.

Part Number	Manufacturer	Package
MAX7219	Analog Devices	—
MAX7219M/TR	Analog Devices	—
MAX7219MS/TR	Analog Devices	—
MAX7219S	Analog Devices	—

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