IC-MQF_15 Datasheet, PDF (6/38 Pages) IC-Haus GmbH – Sin/Cos INTERPOLATION IC WITH RS422 DRIVER

iC-MQF PROGRAMMABLE 12-BIT ^preliminary
Sin/Cos INTERPOLATION IC WITH RS422 DRIVER
Rev C1, Page 6/38
ELECTRICAL CHARACTERISTICS
Operating Conditions: VDD = 4.3 ... 5.5 V, Tj = -40 °C ... 125 °C, IBN calibrated to 200 µA, unless otherwise stated
Item Symbol Parameter
No.
Conditions
Unit
Min. Typ. Max.
Total Device
001 V(VDD)
Permissible Supply Voltage
002 I(VDD) Supply Current
Load current I(VDDS) to 10 mA
Load current I(VDDS) to 20 mA
Tj = -40...125 °C, no load
Tj = 27 °C, no load
4.3
5.5
V
4.5
5.5
V
25
mA
18
mA
003 I(VDDS) Permissible Load Current VDDS
-20
0
mA
004 Vcz()hi Clamp-Voltage hi at all pins
11
V
005 Vc()hi
Clamp-Voltage hi at Inputs SCL, Vc()hi = V() - V(VDD), I() = 1 mA
SDA
0.4
1.5
V
006 Vc()hi
Clamp-Voltage hi at Inputs
X1...X6
Vc()hi = V() - V(VDD), I() = 4 mA
0.3
1.2
V
007 Vc()lo
Clamp-Voltage lo at all pins
I() = -4 mA
-1.2
-0.3
V
008 Irev(VDD) Reverse-Polarity Current VDD vs. V(VDD) = −5.5V...−4.3 V
GND
-1
1
mA
Signal Conditioning, Inputs X1...X6 (CH1, CH2: i = 12, CH0: i = 0)
101 Vin()sig Permissible Input Voltage Range Ri() = 0x01
102 Iin()sig
Ri() = 0x09
Permissible Input Current Range Ri(0) = 0; BIASi = 0
Ri(0) = 0; BIASi = 1
0.75
0
-300
10
VDDS V
− 1.5
VDDS V
-10
µA
300 µA
103 Iin()
Input Current
Ri() = 0x01
-0.5
0.5
µA
104 Vout(X2) Output Voltage at X2
MUX = 0x20...0x2F, I(X2) = 0, referenced to
VREFin12
95 100 105
%
105 Vin(X2) Permissible Input Voltage at X2 MUX = 0x30...0x3F
0.5
VDDS V
−2
106 Rin(X2) Input Resistance at X2
107 Rin()
Input Resistance vs. VREFin
MUX = 0x30...0x3F, R0(3:0) = 0x01,
R12(3:0) = 0x01
Tj = 27 °C;
Ri(3:0) = 0x09
Ri(3:0) = 0x00
Ri(3:0) = 0x02
Ri(3:0) = 0x04
Ri(3:0) = 0x06
20
27
35
kΩ
16
20
24
kΩ
1.1 1.6 2.1
kΩ
1.6 2.3 3.0
kΩ
2.2 3.2 4.2
kΩ
3.2 4.6 6.0
kΩ
108 TC(Rin)
109 VREFin()
110 G0, G12
Temperature Coefficient of Rin
Reference Voltages
VREFin0, VREFin12
Selectable Gain Factors
Ri(0) = 0, BIASi = 1
Ri(0) = 0, BIASi = 0
MODE = 0x05, Ri(3) = 0, GRi and GFi = 0x0
MODE = 0x05, Ri(3) = 0, GRi and GFi = max.
0.15
%/K
1.35 1.5 1.65
V
2.25 2.5 2.75
V
6
300
111 Gdiff
112 ∆G
113 INL(Gi)
114 Vin()diff
115 Vin()os
116 VOScal
MODE = 0x05, Ri(3) = 1, GRi and GFi = 0x0
MODE = 0x05, Ri(3) = 1, GRi and GFi = max.
Relative Gain Ratio CH1 vs. CH2 GF2 = 0x10, GF1 = 0x0
GF2 = 0x10, GF1 = 0x7FF
Step Width Of Fine Gain
Adjustment
for CH0
for CH1
for CH2
Integral Linearity Error of Gain
Adjustment
Recommended Differential Input Vin()diff = V(PCHx) - V(NCHx);
Voltage
Ri(3) = 0
Ri(3) = 1
Input Offset Voltage
referred to side of input
Offset Calibration Range
referenced to the selected source (VOS0 resp.
VOS12), mode Calibration 2;
ORi = 00
ORi = 01
ORi = 10
ORi = 11
-1.06
20
80
1.5
75
39
255
1.06
1.0009
1.06
25
±100
±200
±600
±1200
1.06
1000
4000
%
%
mVpp
mVpp
µV
%V()
%V()
%V()
%V()