Rainbow-electronics MAX1329 Manuel d'utilisateur télécharger pdf (Page 43)

MAX1329/MAX1330

12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,

Reference, Voltage Monitors, and Temp Sensor

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Table 8. Lower Multiplexer Bit Configuration (MSEL = 1)

POSITIVE INPUT NEGATIVE INPUT

MUX3 MUX2 MUX1 MUX0

MAX1329 MAX1330 MAX1329 MAX1330

0 0 0 0 AIN1 REFADC

0 0 0 1 OUTA REFADC

0 0 1 0 OUT1 REFADC

0 0 1 1 OUTB OUT2 REFADC

0 1 0 0 AIN1 REFDAC

0 1 0 1 OUTA REFDAC

0 1 1 0 OUT1 REFDAC

0 1 1 1 OUTB OUT2 REFDAC

1000

TEMP1+

(Internal diode anode)

TEMP1-

(Internal diode cathode)

1001

TEMP2+

(External diode anode at AIN1)

TEMP2-

(External diode cathode at AIN2)

1010

TEMP3+

(External diode anode at AIN1)

AGND

1011

TEMP4+

(External diode anode at AIN2)

AGND

1100 DV

/4 AGND

1101 AV

/4 AGND

1 1 1 0 REFADC AGND

1 1 1 1 REFDAC AGND

Table 9. ADC Gain Bit Configuration

GAIN1 GAIN0 ADC GAIN SETTING (V/V)

00 1

01 2

10 4

11 8

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 77 78

MAX1329/MAX1330 1

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Rainbow-electronics MAX1329 Manuel d'utilisateur Page 43

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