IC-MHM Datasheet, PDF (9/63 Pages) IC-Haus GmbH – 14-BIT ABSOLUTE ANGLE HALL ENCODER

iC-MHM
14-BIT ABSOLUTE ANGLE HALL ENCODER
Rev D1, Page 9/63
ELECTRICAL CHARACTERISTICS
Operating conditions: VDD = 5 V ±10 %, Tj = -40...125 °C, CIBM adjusted to 200 µA, 4 mm NdFeB magnet, unless otherwise noted
Item Symbol Parameter
No.
Conditions
Unit
Min. Typ. Max.
407 Vosr
Reference Voltage Offset
Compensation
at pin NCOS in test mode TEST = 0x19
470 500 530 mV
Clock Generation
501 fsys
System Clock
bias current adjusted; measured at pin SCL
with division factor 256
11.5 14
16 MHz
Interpolator
601 RESsdc Resolution
12
bit
602 AAabs Absolute Angular Accuracy
calibrated signal conditioning
-0.35
0.35 Deg
603 AArel
Relative Angular Accuracy
with reference to one output period at P1(A),
-15
P2(B), with RESO_ST = 0x06, TLF > 0x00,
refer to Figure 1
Digital I/O, MT Interface, Error Monitor, SPI Interface, I²C Interface:
P1, P2, P3, MCL, MDI, NERR, NCS, SCL, SDA
15
%
701 Vs()hi
Saturation Voltage hi at P1, P2, Vs()hi = V(VDDS) − V(), I() = -1.6 mA
P3, MCL
0.4
V
702 Vs()lo
Saturation Voltage lo at P1, P2, versus GNDS, I() = 1.6 mA
P3, MCL, SCL, SDA, NERR
0.4
V
703 Isc()hi
Short-Circuit Current hi at P1, P2, V() = GND, Tj = 25 °C
P3, MCL
-90 -50
mA
704 Isc()lo
Short-Circuit Current lo at P1, P2, V() = VDD, Tj = 25 °C
P3, MCL, SCL, SDA, NERR
50
80
mA
705 tr()
Rise Time at P1, P2, P3, MCL CL = 50 pF, rise 10 % to 90 %
60
ns
706 tf()
Fall Time at P1, P2, P3, MCL, CL = 50 pF, fall 90 % to 10 %
SCL, SDA, NERR
60
ns
707 Vt()hi
Threshold Voltage hi at P1, P2,
P3, MDI, NERR, NCS, SCL, SDA
2
V
708 Vt()lo
Threshold Voltage lo at P1, P2,
P3, MDI, NERR, NCS, SCL, SDA
0.8
V
709 Vt()hys
Threshold Hysteresis at P1, P2,
P3, MDI, NERR, NCS, SCL, SDA
150 250
mV
710 Ipd()
Pull-down Current at P1, P2, P3 V() = 1 V...VDDS
6
30
60
µA
711 Ipu()
Pull-up Current at MDI, NCS
V() = 0 V...VDDS − 1 V
-60 -30
-6
µA
712 Ipu()
Pull-up Current at SCL, SDA,
NERR
V() = 0 V...VDDS − 1 V
-800 -300 -60
µA
713 fc()
Clock Frequency at MCL
refer to Elec. Char. 501; CF_MTI = 0x0
refer to Elec. Char. 501; CF_MTI = 0x1
1/8
fsys
1/64
fsys
714 fc()
Clock Frequency at SCL
refer to Elec. Char. 501
1/256
fsys
715 tbusy()cfg Duration of Config Phase
bias current not adjusted; without EEPROM
EEPROM access without I²C read error
EEPROM access with I²C read error
14
ms
24
ms
45
ms
Analog Line Drivers: PSIN, NSIN, PCOS, NCOS
801 Isc()hi
Short-Circuit Current hi
short-circuit versus VDD
10
30
50
mA
802 Isc()lo
Short-Circuit Current lo
short-circuit versus GND
-50 -30 -10 mA
803 Ilk()
Leakage Current
versus supply voltage
-1
1
µA
Serial Interface: General
901 Rpu()
Pull-up Resistor at MA
RTX_MODE = 0 or 1
50
kΩ
902 Rpd()
Pull-down Resistor at SLI
RTX_MODE = 0 or 1
50
kΩ
903 T_CLK
Period of Adaptive Timeout Sam- refer to Characteristics in BiSS Interface
pling Clock (for EDS)
PROTOCOL DESCRIPTION
1.33 /
fsys
904 t_out()
905 t_out()
Adaptive Slave Timeout at SLO
Fixed Slave Timeout at SLO
NTOA = 0
refer to timing Figure 2
t_init measured as first 1.5 · T(MA) each frame.
NTOA = 1
refer to timing Figure 5
2 / fsys t_init + 280 /
4 / fsys fsys
280 /
fsys