4-/6-/8-Channel, 16-/14-Bit,

Simultaneous-Sampling ADCs

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21

Typical Application Circuits

Power-Grid Protection

Figure 10 shows a typical power-grid protection application.

DSP Motor Control

Figure 11 shows a typical DSP motor control application.

ADC

ADC

ADC

ADC

ADC

ADC

ADC

ADC

I3

V3

I2

V2

PHASE 2

PHASE 1

PHASE 3

LOAD 2

LOAD 1

VN

IN

NEUTRAL

LOAD 3

OPT

OPT

2.5V

CURRENT

TRANSFORMER

VOLTAGE

TRANSFORMER

MAX11049

MAX11059

2.5V

Figure 10. Power-Grid Protection