MC33793 Datasheet (Motorola) - Distributed System Interface (DSI) Sensor Interface

MC33793, Distributed System Interface (DSI) Sensor Interface

Pin Pin Name BUSRTN I/O0 AGND I/O1 I/O3 NC I/O2 LOGOUT REGOUT H_CAP BUSIN BUSOUT Description This pin provides the common return for power and signalling.

This pin can be used to provide a logic level output, a logic input, or an analog-to-digital (A/D) input.

This pin is the low reference level and

Freescale Semiconductor, Inc.

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Document order number: MC33793/D Rev 10, 07/2003 33793 Distributed System Interface (DSI) Sensor Interface The 33793 is a slave Distributed System Interface (DSI) device that is optimized as a sensor interface.

The device contains circuits to power sensors such as accelerometers and to digitize the analog level from the sensor.

The device is controlled by commands over the DSI bus and returns measured data over the bus.

DISTRI

MC33793 Features

* 4-Channel, 8-Bit Analog-to-Digital Converter (ADC)

* 4 Pins Configurable as Analog or Logic Inputs or as Logic Outputs

* Provides Regulated +5.0 V Output for Sensor Power from Bus

* Additional High-Drive Logic Output

* Undervoltage Fault Detection and Signal