IC-MN Datasheet, PDF (10/59 Pages) IC-Haus GmbH – 25-BIT NONIUS ENCODER WITH 3-CH. SAMPLING 13-BIT Sin/D INTERPOLATION

iC-MN 25-BIT NONIUS ENCODER
WITH 3-CH. SAMPLING 13-BIT Sin/D INTERPOLATION
Rev D1, Page 10/59
ELECTRICAL CHARACTERISTICS
Operating conditions: VDD = VACO = 5 V ±10 %, Tj = -40...125 °C,
IBP calibrated to 200 µA, reference point GNDA (GND for digital I/O pins), unless otherwise stated
Item Symbol Parameter
No.
Conditions
Sample-&-Hold Stage, Signal Filter and Sine-To-Digital Conversion
601 fc1()
Cut-off Frequency of M/S/N
Channel Signal Filter
(-3 dB lowpass filter)
ENF(1) = 1;
fin (master channel) < 20 Hz
fin (master channel) > 1300 Hz
602 amax
Permissible Angle Acceleration ENF(1) = 1
for 3(2) track nonius calculation
603 AAabs Absolute Angular Accuracy
Used bit length UBL_x = 0x0D: 13 bit
604 AAR
605 _tcnv
Repeatability
Conversion Time (1 Channel)
Used bit length UBL_x:
0x0D: 13 bit
0x0C: 12 bit
0x0B: 11 bit
0x0A: 10 bit
0x09: 9 bit
0x08: 8 bit
0x07: 7 bit
0x06: 6 bit
0x05: 5 bit
0x04: 4 bit
606 trec()
Recovery Time Sampling-to-
Sampling
termination of calculation and synchronization
(Nonius or MT modes) to follow-up S&H trigger
Analog Line Driver Outputs: PSOUT, NSOUT, PCOUT, NCOUT
701 Vout()
Output Amplitude
RLdiff = 100 Ω, VDD = 4.5 V, DC level = VDD/2
702 fc2()
Cut-off Frequency of Line Driver ENF(0) = 1;
Signal Filter
fin (master channel) < 20 Hz
(-3 dB lowpass filter)
fin (master channel) > 1300 Hz
703 fc3()
Cut-off Frequency of Line Driver CL = 500 pF, Vpp = 0.5 V, ENF0 = 1
(-3 dB)
704 Voffs()
Offset Voltage
705 Isc()hi
Short-circuit Current hi
V() = GND
706 Isc()lo
Short-circuit Current lo
V() = VDD
707 SR()
Slew Rate
RLdiff = 100 Ω, CL = 25 pF
708 Ilk()
Residual Current with Reverse
Polarity
709 Vout()err Output Signal with Temperature VTs > VTth
Error
710 Rout()
Output Impedance
Op.Mode ANA_M, ANA_N, ANA_S
711 fout()cal Permissible Output Frequency Op.Mode ANA_M, ANA_N, ANA_S;
During Calibration
CL = 200 pF
Bias Current Source and Reference Voltages
801 IBP
Bias Current Source
IBP calibrated to 200 µA
802 VPAH
Reference Voltage VPAH
referenced to GNDA
803 V05
Reference Voltage V05
referenced to GNDA
804 V025
Reference Voltage V025
referenced to GNDA
Min.
500
-8
-40
15
-50
92.5
48
460
Unit
Typ. Max.
4
300
1000
kHz
kHz
Mrad/s²
±2
LSB
±1
LSB
4.25
µs
3.88
µs
3.5
µs
3.13
µs
2.75
µs
2.5
µs
2.25
µs
2.0
µs
1.75
µs
1.5
µs
1.25 µs
300 mV
8
kHz
600
kHz
kHz
8
mV
-20 -15 mA
20
40
mA
5
V/µs
50
µA
50
%VDD
5
kΩ
2
kHz
100 107.5 %
50
52 %VDD
512 570 mV
50
%V05