AD5722R datasheet(3/32 Pages) AD

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Data Sheet

AD5722R/AD5732R/AD5752R

Rev. F | Page 3 of 32

SPECIFICATIONS

AVDD = 4.5 V1 to 16.5 V; AVSS = −4.5 V1 to −16.5 V, or AVSS = 0 V; GND = 0 V; REFIN= 2.5 V external; DVCC = 2.7 V to 5.5 V; RLOAD = 2 kΩ;

CLOAD = 200 pF; all specifications TMIN to TMAX unless otherwise noted.

Table 2.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

ACCURACY

Outputs unloaded

Resolution

AD5752R

Bits

AD5732R

Bits

AD5722R

Bits

Total Unadjusted Error (TUE)

−0.1

+0.1

% FSR

±10 V range

Integral Nonlinearity (INL)2

AD5752R

−16

+16

LSB

AD5732R

−4

LSB

AD5722R

−1

LSB

Differential Nonlinearity (DNL)

−1

LSB

All models, guaranteed monotonic

Bipolar Zero Error

−6

±10 V range, TA = 25 C, error at other temperatures

obtained using bipolar zero TC

Bipolar Zero TC3

±4

ppm FSR/°C

Zero-Scale Error

−6

±10 V range, TA = 25°C, error at other temperatures

obtained using zero-scale TC

Zero-Scale TC3

±4

ppm FSR/°C

Offset Error

−6

10 V range, TA = 25°C, error at other temperatures

obtained using offset error TC

Offset Error TC3

±4

ppm FSR/°C

Gain Error

−0.025

+0.025

% FSR

±10 V range, TA = 25°C, error at other temperatures

obtained using gain TC

Gain Error3

−0.065

% FSR

+10 V and +5 V ranges, TA = 25°C, error at other

temperatures obtained using gain TC

Gain Error3

0.08

% FSR

±5 V range, TA = 25°C, error at other temperatures

obtained using gain TC

Gain TC3

±4

ppm FSR/°C

DC Crosstalk3

120

µV

REFERENCE INPUT/OUTPUT

Reference Input3

Reference Input Voltage

2.5

±1% for specified performance

DC Input Impedance

MΩ

Input Current

−2

±0.5

µA

Reference Range

Reference Output

Output Voltage

+2.497

+2.501

TA = 25°C

Reference TC3

−5

±1.8

ppm/°C

0°C to +85°C

−10

±2.2

+10

ppm/°C

−40°C to +85°C

Output Noise (0.1 Hz to 10 Hz)3

µV p-p

Noise Spectral Density3

nV/√Hz

10 kHz

OUTPUT CHARACTERISTICS3

Output Voltage Range

−10.8

+10.8

AVDD/AVSS = ±11.7 V min, REFIN = 2.5 V

−12

+12

AVDD/AVSS = ±12.9 V min, REFIN = 3 V

Headroom

0.5

0.9

Output Voltage TC

±4

ppm FSR/°C

Short-Circuit Current

Load

kΩ

For specified performance

Capacitive Load Stability

4000

DC Output Impedance

0.5

Ω

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