Data Sheet

ADAF1080

SPECIFICATIONS

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Rev. 0 | 4 of 36

Table 3. Magnetic Range ±4 mT (Continued)

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

TA = −40°C to +125°C

−2.8

+3.3

%SCOEFF1

Linearity Error

LERROR

±4 mT range, FSR = 8 mT

−0.65

+0.59

%FSR

Sensitivity Error due to a Cross Field2 SERROR_BC

BCROSS = ±0.5 mT

0.08

%SCOEFF1

Sensitivity Lifetime Error2

0.009

%SCOEFF1

1 Ideal sensitivity, factory trimmed and calculated with the linear best-fit, is measured from the following points: ±4 mT, ±3 mT, ±2 mT, ±1 mT, and ±0.5 mT.

2 Production tested at ±1 mT. Full range guaranteed by design and/or characterization.

3 Ideal coefficient, factory trimmed and calculated with the third-order best-fit, is measured from the following points ±4 mT, ±3 mT, ±2 mT, ±1 mT, and ±0.5 mT.

Table 4. Magnetic Range ±8 mT

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

SENSITIVITY PARAMETERS

Ideal Sensitivity1, 2

SCOEFF1

TA = 25°C, VDD = 5 V, G = 80

183

mV/mT

TA = 25°C, VDD = 5 V, G = 40

91.5

mV/mT

TA = 25°C, VDD = 5 V, G = 20

45.75

mV/mT

Nonlinearity Coefficient3

SCOEFF3

TA = 25°C, VDD = 5 V, G = 80

8.08 x 10−8

mV3 /mT

Sensitivity Initial Error2

SERROR

TA = 25°C

−2.19

+2.39

%SCOEFF1

Sensitivity Error over Temperature2

SERROR_TC

TA = −20°C to +85°C

−0.32

+2.7

%SCOEFF1

TA = −40°C to +125°C

−3.56

+3.63

%SCOEFF1

Linearity Error

LERROR

±8 mT range, FSR = 16 mT

−3.42

+3.28

%FSR

Sensitivity Error due to a Cross Field2 SERROR_BC

BCROSS = ±0.5 mT

0.06

%SCOEFF1

Sensitivity Lifetime Error2

0.032

%SCOEFF1

1 Ideal sensitivity, factory trimmed and calculated with the linear best-fit, is measured from the following points: ±8 mT, ±7 mT, ±6 mT, ±5 mT, ±4 mT, ±3 mT, ±2 mT, ±1 mT,

and ±0.5 mT.

2 Production tested at ±1 mT. Full range guaranteed by design and/or characterization.

3 Ideal coefficient, factory trimmed and calculated with the third-order best-fit, is measured from the following points: ±8 mT, ±7 mT, ±6 mT, ±5 mT, ±4 mT, ±3 mT, ±2 mT,

±1 mT, and ±0.5 mT.