Preliminary Technical Data

AD5751

Rev. PrA | Page 3 of 22

FUNCTIONAL BLOCK DIAGRAM

INPUT SHIFT

REGISTER

AND

CONTROL

LOGIC

VOUT

IOUT

CLEAR

DVCC GND

POWER

ON

RESET

VIN

VREF

VSENSE+

AD5751

COMP2

COMP1

VOUT RANGE

SCALING

IOUT RANGE

SCALING

VOUT SHORT FAULT

IOUT OPEN FAULT

AVDD

FAULT/TEMP*

OVERTEMP

VOUT SHORT FAULT

IOUT OPEN FAULT

RESET

OUTPUT RANGE ERROR

AD2/R1*

AD1/R2*

AD0/R3*

STATUS REG

RSET

GND

CLRSEL

SCLK/OUTEN*

SDIN/R0*

SYNC/RSEL*

SDO/VFAULT*

HW SELECT

NC/IFAULT*

R1

R2

R3

AVDD

Figure 1. Functional Block Diagram

text. E.G. for FAULT/TEMP pin, in software mode this pin will take on FAULT function. In

Hardware mode, this pin will take on TEMP function.