CS70 datasheet(8/24 Pages) STMICROELECTRONICS

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Electrical characteristics

CS70

8/24

DocID026041 Rev 1

Table 7. Output

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Gain

SEL1 = Gnd, SEL2 = Gnd

SEL1 = Gnd, SEL2 = Vcc+

SEL1 = Vcc+, SEL2 = Gnd

SEL1 = Vcc+, SEL2 = Vcc+

100

V/V

V

out/T

Output voltage drift vs. T(1)

Av = 50 V/V

Tmin < Tamb < Tmax

±240

ppm/°C

V

out/Iout

Output stage load regulation

-10 mA < Iout <10 mA

Iout sink or source current

Av = 50 V/V

0.3

±1.5

mV/mA

V

out

Total output voltage accuracy(2)

Vsense =50mV

(3) T

amb = 25 C

Tmin < Tamb < Tmax

±2.5

±4

V

out

Total output voltage accuracy

Vsense =90mV

(3) T

amb = 25 C

Tmin < Tamb < Tmax

±3.5

±5

V

out

Total output voltage accuracy

Vsense =20mV Tamb =25 C

Tmin < Tamb < Tmax

±3.5

±5

V

out

Total output voltage accuracy

Vsense =10mV Tamb =25 C

Tmin < Tamb < Tmax

±5.5

±8

V

out

Total output voltage accuracy

Vsense =5mV Tamb = 25 C

Tmin < Tamb < Tmax

±10

±22

Isc

Short-circuit current

OUT connected to VCC or GND

VOH

Output stage high-state saturation

voltage

VOH =VCC-Vout

Vsense =1V

Iout =1 mA

135

VOL

Output stage low-state saturation

voltage

Vsense =-1 V

Iout =1 mA

125

See Section 5: Parameter definitions for the definition of output voltage drift versus temperature.

Output voltage accuracy is the difference with the expected theoretical output voltage Vout-th=Av*Vsense. See Section 5 for

a more detailed definition.

Except for Av = 100 V/V.

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