PCA9701 - 16-bit/8-bit GPI

Product Overview

NXP Semiconductors

Part number	PCA9701
Manufacturer	NXP Semiconductors
File Size	369.77 KB
Description	16-bit/8-bit GPI
Datasheet	PCA9701 Datasheet
Additional preview pages of the PCA9701 datasheet.

The PCA9701/PCA9702 are low power 18 V tolerant SPI General Purpose Input (GPI) shift register designed to monitor the status of switch inputs.

16 general purpose input ports (PCA9701) or 8 general purpose input ports (PCA9702).
18 V tolerant input ports with 100 k external series resistor.
Input LOW threshold 0.4  VDD with minimum of 2 V at VDD = 4.5 V.
Open-drain interrupt output.
Interrupt enable pin (INT_EN) disables interrupt output.
VDD range: 2.5 V to 5.5 V.
IDD is very low 2.5 A maximum.
SPI serial interface with speeds up to 5 MHz.
ESD protection exceeds 8 kV HBM per JESD22-A114,.

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Published: Dec 21, 2009 |