MAX7315 8-Port I/O Expander

Maxim Integrated Products

Description

www.DataSheet4U.com 19-3056; Rev 0; 10/03 8-Port I/O Expander with LED Intensity Control and Interrupt General .
The MAX7315 I2C™-/SMBus-compatible serial interfaced peripheral provides microprocessors with 8 I/O ports.

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Datasheet Specifications

Part number: MAX7315
Manufacturer: Maxim Integrated ↗ Products
File Size: 313.64 KB
Datasheet: MAX7315_MaximIntegratedProducts.pdf
Description: 8-Port I/O Expander

Features

* o 400kbps, 2-Wire Serial Interface, 5.5V Tolerant o 2V to 3.6V Operation o Overall 8-Bit PWM LED Intensity Control Global 16-Step Intensity Control Plus Individual 16-Step Intensity Control o Automatic Two-Phase LED Blinking o 50mA Maximum Port Output Current o Outputs Are 5.5V-Rated Open Drain o In

Applications

* LCD Backlights LED Status Indication Portable Equipment Laptop Computers Keypad Backlights RGB LED Drivers Cellular Phones Typical Application Circuit 5V 3.3V Pin Configurations SDA 0.047µF µC SDA V+ SDA SCL P0 P1 AD0 AD1 TOP VIEW V+ 16 AD2 P0 P1 P2 1 2 3 4 5 P3 15 14 13 12 11 SCL INT/O8

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MAX7315 8-Port Expander Maxim Integrated Products

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