iC-MN 25-BIT NONIUS ENCODER
WITH 3-CH. SAMPLING 13-BIT Sin/D INTERPOLATION
Rev D1, Page 11/59
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
No.
Parameter
Conditions
Unit
Min.
Typ.
Max.
Power-Down-Reset
901 VDDon
Turn-on Threshold VDD
(power on release)
increasing voltage VDD
decreasing voltage VDD
VDDhys = VDDon − VDDoff
includes tbusy()cfg;
MODE_MT = 00
MODE_MT = 00
3.6
3.1
400
3.9
3.4
4.3
3.8
V
V
902 VDDoff
Turn-off Threshold VDD
(power down reset)
903 VDDhys
Hysteresis
mV
904
tready()cfg Operation Start-Up Time
21
29
ms
ms
Clock Oscillator
A01 fosc
Clock Frequency
8
MHz
mV
Supply Switch and Reverse Polarity Protection: VDDA, GNDA
B01 Vs()
Switch Drop-Off Voltage vs. VDD V() = V(VDD) − V(VDDA), I(VDDA) = 0
115
(unloaded)
B02 Rs()
B03 Vs()
VDDA Switch On-Resistance
VDD vs. VDDA, load current to 20 mA
5
1
10
20
7
Ω
Switch Drop-Off Voltage vs.
GNDA (unloaded)
V() = V(GNDA) − V(GND), I(GNDA) = 0
105
mV
B04 Rs()
GNDA Switch On-Resistance
ground current to 20 mA
3.8
Ω
Temperature Monitoring
C01
VTSw
Sensor Voltage for Warning
Temperature
VTSw() = VDDA − V(T1), Tj = 27 °C,
610
635
640
665
670
695
mV
mV
operating mode TWIB
C02
VTSe
Sensor Voltage for Shutdown
Temperature
VTSe() = VDDA − V(T1), Tj = 27 °C,
operating mode TEIB
C03 TCs
C04
Sensor Voltage Temperature
Coefficient
-1.95
mV/K
VTth
Activation Threshold Temperature
Warning
VTth() = VDDA − V(T0), Tj = 27 °C;
CFGTA(4:0) = 0x00
CFGTA(4:0) = 0x0F
225
400
585
285
498
725
355
615
895
mV
mV
mV
CFGTA(4:0) = 0x1F
C05 TCth
Activation Threshold Temperature
Coefficient
1.32
‰/K
C06 Thysw
C07 ∆T
Warning Temperature Hysteresis
4
5
9
15
15
30
19
20
39
°C
°C
°C
Relative Shutdown Temperature ∆T = Te − Tw
Shutdown Temperature Hystere-
sis
C08 Thyse
EEPROM Interface: SCL, SDA
D01 Vs()lo
D02 Isc()lo
D03 Vt()hi
D04 Vt(lo)
D05 Vt()hys
D06 Ipu()
D07 Vpu()
Saturation Voltage lo
I() = 4 mA
450
60
2
mV
mA
V
Short-circuit Current lo
Input Threshold Voltage hi
Input Threshold Voltage lo
Input Hysteresis
4
800
150
-750
mV
mV
µA
Vt(hys) = Vt()hi − Vt()lo
V() = 0...VDD − 1 V
Vpu() = VDD − V(), I() = -5 µA
250
Input Pull-up Current
Input Pull-up Voltage
-300
-60
400
80
mV
kHz
ms
D08 fclk(SCL) Clock Frequency
45
62.5
13
D09 tbusy()cfg Duration Of Startup Configuration error free EEPROM access
15