LC709004A Datasheet (ON Semiconductor)

LC709004A, I/O-Expander

Pin Name I/O Description VSS - * - power supply pin VDD VDDP1 - * + power supply pin * VDD is the power supply pin for blocks other than I/O ports (P00 to P17).

* VDDP1 is the power supply pin for port pins P00 to P17.

(Notes) * VDDP1 must not be set hi

LC709004A Features

* include the capabilities to specify the I/O direction on a bit basis, to specify the output type (CMOS or N-channel open drain), and to specify the I/O voltage level on a port basis according to the power level of the peripheral equipment. These features make allow the LC709004A to be used in a wide