IC-LNG_14 Datasheet, PDF (10/30 Pages) IC-Haus GmbH – 16-BIT OPTO ENCODER

iC-LNG 16-BIT OPTO ENCODER ^preliminary
WITH SPI AND SERIAL / PARALLEL OUTPUTS
Rev B1, Page 10/30
ELECTRICAL CHARACTERISTICS
Operating conditions: VDDA = 4 V to 5.5 V, VDD = 3 V to 5.5 V, GNDA = GND, Tj = -40°C to 125°C, unless otherwise specified.
Item Symbol Parameter
No.
Conditions
Min. Typ. Max.
207 GR()
Coarse Gain Range
GR = 0x00
1
GR = 0x01
1.33
GR = 0x02
1.6
GR = 0x03
2
208 Vref
Reference Voltage of Photocur-
rent Amplifiers
0.6 0.8
1
209 ∆Vd()sc Analog Track Dark Signal Voltage ∆Vd()sc = V() - Vref
versus Vref
-20
20
210 ∆Vd()dig Digital Track Dark Signal Voltage ∆Vd()dig = V() - Vref
versus Vref
-35
35
Signal Conditioning
301 GSmin, Adjustable Gain Min
GS, GC = 0x00
1
GCmin
302 GSmax, Adjustable Gain Max
GS, GC = 0x3F
2
GCmax
303 ∆Gdiff
Differential Gain Calibration
Accuracy
6 bit calibration
-0.5
0.5
304 Omin
Offset Calibration Min
OSP, OSN, OCP, OCN = 0x00
43
45
47
305 Omax
Offset Calibration Max
OSP, OSN, OCP, OCN = 0x7F
53
55
57
306 ∆Odiff
Differential Offset Calibration
Accuracy
7 bit calibration
0.02 0.08 0.12
Analog Voltage Outputs PSIN, NSIN, PCOS, NCOS
401 Vdc()
DC Output Voltage
Offset adjusted to VDDAH
47
50
53
402 Vpk()
Permissible Signal Amplitude DC level = VDDA/2
0.5 0.6
403 I()mx
Permissible Output Current
-1
1
404 Ri()
Output Impedance
I() = -1 to 1 mA
75 200
LED Current Control, Error Message ERR
501 Imx()
Permissible LED Current
-100
0
502 Iop()
LED Current Control Range
ERRS (internal) = 0, V(LED) > Vs(LED)
-50
-1
503 Vs()
Saturation Voltage at LED
Vs() = V(VDDA) - V(LED),
Tj = -40°C to 100°C, I() = -50 mA
1
Tj = 100°C to 125°C, I() = -45 mA
1
504 tr()
Current Rise Time LED at LED I(LED): 0 % → 90 %
0.8 1.5
505 tset()
Current Settling Time of Control amplitude at PSIN, NSIN, PCOS and NCOS
300
Loop at LED
from 50 % to 100 % of setpoint
506 Vs()hi
Saturation Voltage hi at ERR Vs()hi = VDD - V(ERR)
400
VDD = 3 V to 4 V, I() = 2.5 mA
VDD = 4 V to 5.5 V, I() = 3.5 mA
507 Isc()hi
Short-Circuit Current hi in ERR
-100
-4
508 Vs()lo
Saturation Voltage lo at ERR VDD = 3 V to 4 V, l() = 2.5 mA
400
VDD = 4 V to 5.5 V, l() = 3.5 mA
509 Isc()lo
Short-Circuit Current lo in ERR
4
100
Interpolator
701 AAabs Absolute Angle Accuracy
referenced to one SIN/COS period
-5
5
702 AArel
Relative Angle Error
referenced to one AB period, see Figure 1
-10
10
703 AAhys
Angle Hysteresis
referenced to one SIN/COS period
1
7
704 tw()hi
Duty Cycle
referenced to AB period T, see Figure 1
50
705 t_AB
Phase A versus B
see Figure 1
25
Incremental Outputs INCA, INCB, INCZ
801 Vs()hi
Saturation Voltage hi
Vs()hi = VDD - V()
400
VDD = 3 V to 4 V, I() = 2.5 mA
VDD = 4 V to 5.5 V, I() = 3.5 mA
802 Isc()hi
Short-Circuit Current hi
-100
-4
803 Vs()lo
Saturation Voltage lo
VDD = 3 V to 4 V, l() = 2.5 mA
400
VDD = 4 V to 5.5 V, l() = 3.5 mA
Unit
V
mV
mV
LSB
%VDDA
%VDDA
%VDDA
%VDDA
V
mA
Ω
mA
mA
V
V
ms
µs
mV
mA
mV
mA
DEG
%
DEG
%
%
mV
mA
mV