IC-NQ Datasheet, PDF (6/25 Pages) IC-Haus GmbH – 13-bit Sin/D CONVERTER WITH CALIBRATION

iC-NQ
13-bit Sin/D CONVERTER WITH CALIBRATION
Rev D1, Page 6/25
ELECTRICAL CHARACTERISTICS
Operating Conditions: VDDA = VDD = 5 V ±10 %, Tj = -40 ... 125 °C, unless otherwise stated
Item Symbol Parameter
No.
Conditions
Total Device
001 VDDA,
VDD
Permissible Supply Voltage
002 I(VDDA) Supply Current in VDDA
fin() = 200 kHz; A, B, Z open
003 I(VDD) Supply Current in VDD
fin() = 200 kHz; A, B, Z open
004 Von
Turn-on Threshold VDDA, VDD
005 Vhys
Turn-on Threshold Hysteresis
006 Vc()hi
Clamp Voltage hi at
PSIN, NSIN, PCOS, NCOS,
PZERO, NZERO, VREF
Vc()hi = V() - VDDA;
I() = 1 mA, other pins open
007 Vc()lo
Clamp Voltage lo at
I() = -1 mA, other pins open
PSIN, NSIN, PCOS, NCOS,
PZERO, NZERO, VREF, NERR,
SCL, SDA, MA, SLI, SLO, A, B, Z
008 Vc()hi
Clamp Voltage hi at
NERR, SCL, SDA, MA,
SLI, SLO, A, B, Z
Vc()hi = V() - VDD;
I() = 1 mA, other pins open
Input Amplifiers PSIN, NSIN, PCOS, NCOS
101 Vos()
Input Offset Voltage
Vin() and G() in accordance with table Gain
Select;
G ≥ 20
G < 20
102 TCos
Input Offset Voltage
Temperature Drift
see 101
103 Iin()
Input Current
V() = 0 V ... VDDA
104 GA
Gain Accuracy
G() in accordance with table Gain Select
105 GArel
Gain SIN/COS Ratio Accuracy G() in accordance with table Gain Select
106 fhc
Cut-off Frequency
G = 80
G = 2.667
107 SR
Slew Rate
G = 80
G = 2.667
Sin/D Conversion: Accuracy
201 AAabs
Absolute Angle Accuracy without referred to 360° input signal, G = 2.667,
calibration
Vin = 1.5 Vpp, HYS = 0
202 AAabs
Absolute Angle Accuracy after referred to 360° input signal, HYS = 0, internal
calibration
signal amplitude of 2 ... 4 Vpp
203 AArel
Relative Angle Accuracy
referred to output signal period of A/B,
G = 2.667, Vin = 1.5 Vpp, SELRES = 1024,
FCTR = 0x0004 ... 0x00FF, fin < fin_max
(see table 14)
Reference Voltage VREF
801 VREF
Reference Voltage
I(VREF) = -1 mA ... +1 mA
Oscillator
A01 fosc()
A02 TCosc
A03 VCosc
Oscillator Frequency
presented at SCL with subdivision
of 2048;
VDDA = VDD = 5 V ±10 %
VDDA = VDD = 5 V
Oscillator Frequency Tempera- VDDA = VDD = 5 V
ture Drift
Oscillator Frequency Power Sup-
ply Dependance
Unit
Min. Typ. Max.
4.5
5.5
V
15
mA
20
mA
3.2
4.4
V
200
mV
0.3
1.6
V
-1.6
-0.3
V
0.3
1.6
V
-10
10
mV
-15
15
mV
±10
µV/K
-50
50
nA
95
102
%
97
103
%
230
kHz
650
kHz
4
V/µs
9
V/µs
-1.0
1.0 DEG
-0.5 ±0.35 +0.5 DEG
-10
10
%
48
52
%
VDDA
52
90
60
72
83
-0.1
+10.6
MHz
MHz
%/K
%/V