Datasheet Analog Devices AD8284WCSVZ — 数据表

RBIAS VREF DVDD33x DVDD18 SFLAG AVDD33 PDWN FUNCTIONAL BLOCK DIAGRAM REFERENCE
INA+
INA– AD8284 SATURATION
DETECTION INB+
INB–
MUX LNA INC+ PGA AAF IND+ MUX 12-BIT
ADC CLK+
CLK– INC– AUX D0
TO
D11 IND–
INADC+
INADC– SPI SDI SDO Automotive radar
Adaptive cruise control
Collision avoidance
Blind spot detection
Self parking
Electronic bumper SCLK CS APPLICATIONS
Figure 1. GENERAL DESCRIPTION
The AD8284 is an integrated analog front end designed for low
cost, compact size, flexibility, and ease of use. It contains a
4-channel differential multiplexer (mux), a 1-channel low noise
preamplifier (LNA) with a programmable gain amplifier (PGA)
and an antialiasing filter (AAF), as well as one direct-to-ADC …