DATA SHEET
HAL880
3.6. Characteristics
at TJ = −40 °C to +140 °C, VDD = 4.5 V to 5.5 V, GND = 0 V after programming and locking,
at Recommended Operating 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
1
−
7
10
mA
DD
over Temperature Range
V
V
Overvoltage Protection
at Supply
1
3
−
−
17.5
17
20
V
V
I
I
= 25 mA, T = 25 °C, t = 20 ms
DD J
DDZ
OZ
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
DD
2)
INL
Non-Linearity of Output Voltage over
Temperature
−1.0
1.0
% of supply voltage
For V = 0.35 V ... 4.65 V;
out
V
= 5 V
DD
E
Ratiometric Error of Output
over Temperature
3
−1.0
0
1.0
%
V
- V
> 2 V
R
OUT1
OUT2
during calibration procedure
(Error in V
/ V
)
OUT
DD
ES
ΔV
ΔV
Error in Magnetic Sensitivity over
Temperature Range
3
3
3
−6
0
0
0
6
%
(see Section 3.6.1. on page 21)
Accuracy of Output Voltage at Clamping
Low Voltage over Temperature Range
−45
−45
45
45
mV
mV
R = 5 kΩ, V = 5 V
L DD
OUTCL
OUTCH
Accuracy of Output Voltage at Clamping
High Voltage over Temperature Range
R = 5 kΩ, V = 5 V
L DD
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
t
Step Response Time of Output
3
−
3
2
5
4
ms
ms
3 dB Filter frequency = 500 Hz
3 dB Filter frequency = 1 kHz
r(O)
C = 10 nF, time from 10% to 90%
L
of final output voltage for a step
like signal B
from 0 mT to B
step
max
t
t
Delay Time of Output
3
−
0.1
1.7
0.5
1.9
ms
ms
C = 10 nF
L
d(O)
Power-Up Time (Time to Reach Stabilized
Output Voltage)
−
1.5
C = 10 nF, 90% of V
L OUT
POD
BW
Small Signal Bandwidth (−3 dB)
3
3
−
−
1
6
−
kHz
mV
B
< 10 mT;
AC
3 dB Filter frequency = 1 kHz
4)
V
Noise Output Voltage
15
magnetic range = 60 mT
OUTn
pp
3 dB Filter frequency = 500 Hz
Sensitivity ≤ 0.7; C = 4.7 nF (V
&
DD
V
to GND)
OUT
R
Output Resistance over Recommended
Operating Range
3
−
1
10
Ω
V
≤ V
≤ V
OUT OUTHmin
OUT
OUTLmax
1)
2)
3)
4)
Output DAC full scale = 5 V ratiometric, Output DAC offset = 0 V, Output DAC LSB = V /4096
if more than 50% of the selected magnetic field range is used and the temperature compensation is suitable
DD
Signal Band Area with full accuracy is located between V
peak-to-peak value exceeded: 5%
and V
. The sensor accuracy is reduced below V
and above V
OUTL OUTH
OUTL
OUTH
Micronas
Feb. 23, 2009; DSH000152_001EN
19
MICRONAS [ MICRONAS ]
