IC-MH_17 Datasheet, PDF (5/26 Pages) IC-Haus GmbH – 12-BIT ANGULAR HALL ENCODER

iC-MH
12-BIT ANGULAR HALL ENCODER
Rev C2, Page 5/26
ELECTRICAL CHARACTERISTICS
Operating conditions:
VPA, VPD = 5 V ±10 %, Tj = - 40 ... 125 °C, IBM adjusted to 200 µA , 4 mm NdFeB magnet, unless otherwise stated
Item Symbol Parameter
No.
Conditions
Min. Typ.
General
001 V(VPA, Supply Voltage Range
4.5
VPD)
002 I(VPA)
Supply Current in VPA
5
003 I(VPD) Supply Current in VPD
PRM = ’0’, without load
10
004 I(VPD) Supply Current in VPD
PRM = ’1’, without load
4
005 Vc(hi)
Clamp Voltage hi at MA, SLI, Vc()hi = V() − VPD, I() = 1 mA
0.4
SLO, PTE, NERR
006 Vc(lo)
Clamp Voltage lo
I() = -1 mA
-1.5
007 Ipd(PTE)
Hall Sensors and Signal Conditioning
101 Hext
Operating Magnetic Field
at chip surface
20
Strength
102 fmag
Operating Magnetic Field Fre-
quency
Rotating Speed of Magnet
103 dsens
Diameter of HALL Sensor Array
2
104 xdis
Lateral Displacement of Magnet
to Chip
105 xpac
Displacement Chip to Package QFN28 package
-0.2
106 ϕpac
Angular alignment of chip vs. QFN28 package
-3
package
107 hpac
Distance of chip surface to pack- QFN28 package
0.4
age surface
108 Vos
Trimming range of output offset VOSS or VOSC = 0x7F
voltage
109 Vos
Trimming range of output offset VOSS or VOSC = 0x3F
55
voltage
110 Vopt
Optimal differential output voltage Vopt = Vpp(PSIN) − Vpp(NSIN), ENAC = ’0’,
4
see fig. 6
Amplitude Control
201 Vampl
Differential Output Amplitude
Vampl = Vpp(PSIN) − Vpp(NSIN), ENAC = ’1’, 3.2
see fig. 6
202 Vratio
Amplitude Ratio
Vratio = Vpp(PSIN) / Vpp(PCOS)
1.09
203 Vratio
Amplitude Ratio
Vratio = Vpp(PSIN) / Vpp(PCOS)
204 tampl
Settling Time of Amplitude Con- ±10%
trol
205 Vae()lo Amplitude Error Threshold for Vpp(PSIN) − Vpp(NSIN)
1.0
active ERRAMIN
206 Vae()hi Amplitude Error Threshold for Vpp(PSIN) − Vpp(NSIN)
4.8
active ERRAMAX
Bandgap Reference
401 Vbg
Bandgap Reference Voltage
1.18 1.25
402 Vref
Reference Voltage
45
50
403 Iibm
Bias Current
CIBM = 0x0
CIBM = 0xF
Bias Current adjusted
-370
-220 -200
404 VPDon
Turn-on Threshold VPD, System V(VPD) − V(VND), increasing voltage
on
3.65 4,0
405 VPDoff
Turn-off Threshold VPD, System V(VPD) − V(VND), decreasing voltage
reset
3
3.5
406 VPDhys Hysteresis System on/reset
0.3
407 Vosr
Reference voltage offset compen-
sation
475 500
Unit
Max.
5.5
V
8
mA
17
mA
8
mA
1.5
V
-0.3
V
100 kA/m
2
kHz
120 000 rpm
mm
0.2 mm
0.2 mm
+3 Deg
mm
-55 mV
mV
Vpp
4.8 Vpp
0.92
300
µs
2.8 Vpp
5.8 Vpp
1.32
55
-100
-180
4.3
V
%VPA
µA
µA
µA
V
3.8
V
V
525 mV