iC-LNB 18-BIT OPTO ENCODER
WITH SPI AND SER/PAR INTERFACES
Rev A1, Page 13/35
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
No.
Parameter
Conditions
Unit
Min.
0.8
40
Typ.
Max.
E02 Vt()lo
Threshold Voltage lo
Hysteresis
V
E03 Vt()hys
Vt()hys = Vt()hi - Vt()lo
100
mV
E04
Ipd()
Pull-Down Current
V() = 1 V . . . VDD;
VDD = 3 . . . 4 V
VDD = 4 . . . 5.5 V
5
8
25
60
80
150
µA
µA
E05
Vpd()
Pull-Down Voltage
VDD = 3 . . . 4 V, I() = 3 µA
VDD = 4 . . . 5.5 V, I() = 5 µA
400
mV
Oscillator
F01
foipo
Interpolator Oscillator Frequency
OSZC = 0x00
OSZC = 0x01
OSZC = 0x10
OSZC = 0x11
12.8
13.8
14.4
14.6
MHz
MHz
MHz
MHz
F02
foflex
FlexCount Oscillator Frequency
OSZC = 0x00
OSZC = 0x01
OSZC = 0x10
OSZC = 0x11
12.8
13.8
14.4
14.6
MHz
MHz
MHz
MHz
tAB
twhi
AArel
T
AArel
Figure 1: Definition of relative angle error
ICHAUS [ IC-HAUS GMBH ]
