TLE4990 Datasheet, PDF (15/24 Pages) Infineon Technologies AG – Programmable Linear Output Hall Sensor

TLE4990
Programmable Linear Hall Sensor
Signal Processing
6.3
Offset Setting (fixed in -E6782 version)
The offset voltage corresponds to an output voltage with zero field at the sensor.
It can be set in 1024 steps in two different voltage ranges.
Table 9
Offset
Parameter
Symbol Limit Values
min. max.
Register size
-
10
Offset range
-
3
19
40 60
Offset quantization
∆V_OS
0.97
steps
1.22
1) _{The -E6782 version is programmed to 50% VDD.}
2) _{VDD = 5 V}
Unit
bit
% of
V_DD
mV
Notes
Bipolar-Bit = 0 ^{1) 2)}
Bipolar-Bit = 1
Bipolar-Bit = 0 ²⁾
Bipolar-Bit = 1
Offset Register
Offset
9
8
7
6
5
4
3
2
1
0
OS9 ... OS0
Table 10 Offset Register Setting
Offset
OS
Dec. Bin. (OS9 ... OS0)
3% of V_DD
40% of V_DD
19% of V_DD
60% of V_DD
0
0
1023
1023
0000000000
0000000000
1111111111
1111111111
BIP Remark
0
Unipolar
1
Bipolar
0
Unipolar
1
Bipolar
Data Sheet
15
V 2.0, 2004-05