Datasheet Details
Part number:
PCF8574N, PCF8574
Manufacturer:
File Size:
2.67 MB
Description:
Remote 8-bit i/o expander.
Note:
This datasheet PDF includes multiple part numbers: PCF8574N, PCF8574.
Please refer to the document for exact specifications by model.
PCF8574N, PCF8574, Remote 8-Bit I/O Expander
This 8-bit input/output (I/O) expander for the two-line bidirectional bus (I2C) is designed for 2.5-V to 6-V VCC operation.
The PCF8574 device provides general-purpose remote I/O expansion for most microcontroller families by way of the I2C interface [serial clock (SCL), serial data (SDA)].
The dev
PCF8574N Features
* 1 Low Standby-Current Consumption of 10 μA Max
* I2C to Parallel-Port Expander
* Open-Drain Interrupt Output
* Compatible With Most Microcontrollers
* Latched Outputs With High-Current Drive Capability for Directly Driving LEDs
* Latch-Up Performance
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