DATA SHEET
HAL82x
3.6. Characteristics
at TJ = −40 °C to +170 °C, VDD = 4.5 V to 5.5 V, GND = 0 V after programming and locking,
at Recommended Operation Conditions if not otherwise specified in the column “Conditions”.
Typical Characteristics for TJ = 25 °C and VDD = 5 V..
Symbol
Parameter
Pin No. Min.
Typ.
Max.
Unit
Conditions
I
Supply Current
over Temperature Range
1
1
3
−
−
−
7
10
mA
DD
V
Overvoltage Protection
at Supply
17.5
17
20
V
V
I
I
= 25 mA, T = 25 °C, t = 20 ms
DD J
DDZ
OZ
V
Overvoltage Protection
at Output
19.5
= 10 mA, T = 25 °C, t = 20 ms
O
J
1)
Resolution
3
3
−
12
0
−
bit
ratiometric to V
For HAL824:
DD
DNL
INL
Differential Non-Linearity of D/A Converter
−0.9
0.9
LSB
Only at 25 °C ambient temperature
−2.0
−0.5
0
0
2.0
0.5
LSB
%
For HAL825:
Only at 25 °C ambient temperature
2)
Non-Linearity of Output Voltage over
Temperature
3
% of supply voltage
For V = 0.35 V ... 4.65 V;
out
V
= 5 V
DD
E
Ratiometric Error of Output
over Temperature
3
3
−0.5
0
0.5
0.2
%
V
- V
> 2 V
R
OUT1
OUT2
during calibration procedure
(Error in V
/ V
)
OUT
DD
Voffset
Offset Drift over Temperature Range
(B = 0 mT) − V (B = 0 mT)
0
0.1
% V
% V
%
For HAL824:
DD
V
V
= 5 V; 60 mT range, 3 db
DD
OUT
25°C
OUT
max
frequency = 500 Hz, TC = 15,
TCSQ= 1, TC-Range = 1,
−0.6 < sensitivity < 0.6
0
0.15
0.25
For HAL825:
DD
V
= 5 V; 60 mT range, 3 dB
DD
frequency = 500 Hz, TC = 15,
TCSQ= 1, TC-Range = 1,
−0.6 < sensitivity < 0.6
ES
Error in Magnetic Sensitivity over
Temperature Range
3
−1
−2
0
1
For HAL824:
V
= 5 V; 60 mT range, 3 db
DD
frequency = 500 Hz, TC & TCSQ
selection for 0 ppm/k
(see Section 3.6.1. on page 20)
0
2
%
For HAL824 & HAL825:
V
= 5 V; 60 mT range, 3 db
DD
frequency = 500 Hz, TC & TCSQ
selection for linearized
temperature coefficients in TC-
Range = 1
(see Section 3.6.1. on page 20)
ΔV
ΔV
Accuracy of Output Voltage at Clamping
Low Voltage over Temperature Range
3
3
−45
−45
0
0
45
45
mV
mV
R = 5 kΩ, V = 5 V
L DD
OUTCL
Accuracy of Output Voltage at Clamping
High Voltage over Temperature Range
R = 5 kΩ, V = 5 V
L DD
OUTCH
3)
V
V
Upper Limit of Signal Band
3
3
−
4.65
−
4.8
0.2
128
−
V
V
= 5 V, −1 mA ≤ I
= 5 V, −1 mA ≤ I
≤ 1mA
≤ 1mA
OUTH
DD
DD
OUT
OUT
3)
Lower Limit of Signal Band
0.35
−
V
V
OUTL
ADC
f
Internal ADC Frequency over Temperature
Range
−
kHz
1)
2)
3)
Output DAC full scale = 5 V ratiometric, Output DAC offset = 0 V, Output DAC LSB = V /4096
DD
if more than 50% of the selected magnetic field range is used and the temperature compensation is suitable
Signal Band Area with full accuracy is located between V and V . The sensor accuracy is reduced below V
and above V
OUTH
OUTL
OUTH
OUTL
Micronas
Feb. 3, 2009; DSH000143_003EN
19
MICRONAS [ MICRONAS ]
