iC-PT 3320
6-CH. PHASED ARRAY OPTO ENCODER (33-2000)
Rev A6, Page 7/9
ELECTRICAL CHARACTERISTICS
Operating conditions: VCC = 3.5...5.5 V, Tj = -40...125 °C, λLED = λr = 740 nm, unless otherwise noted
Item Symbol
No.
Parameter
Conditions
Unit
Min.
Typ.
Max.
Comparators
401
Vt()hi
Upper Comparator Threshold
Lower Comparator Threshold
Comparator Hysteresis
Iph()p x Z()p > Iph()n x Z()n,
resp. Iph()p x Z()p > internal VREF
5
5
12
12
24
25
25
50
mV
mV
mV
402
Vt()lo
Iph()p x Z()p < Iph()n x Z()n,
resp. Iph()p x Z()p < internal VREF
403 Vt()hys
LED Power Control
501 Iop()
Vt()hys = Vt()hi - Vt()lo
10
Permissible LED Output Current
Saturation Voltage hi
-40
0.25
-150
0
1
mA
V
502 Vs()hi
Vs()hi = VCC - V(LED); I() = -40 mA
V() = 0 V
0.5
503 Isc()hi
Short-Circuit Current hi
-50
mA
Digital Outputs PA, NA, PB, NB, PZ, NZ, U, V, W
601 Vs()lo
602 Vs()lo
603 Vs()lo
604 Isc()lo
605 Vs()hi
Saturation Voltage lo
Saturation Voltage lo
Saturation Voltage lo
Short-Circuit Current lo
Saturation Voltage hi
VCC = 4.5...5.5 V, I() = 4mA, Tj = 70 °C
VCC = 4.5...5.5 V, I() = 4mA, Tj = 85 °C
VCC = 3.5...4.5 V, I() = 4mA
V() = VCC
0.4
0.5
0.6
70
V
V
V
7
mA
V
Vs()hi = VCC - V(), I() = -4 mA;
VCC = 4.5...5.5 V
0.4
606 Vs()hi
607 Isc()hi
Saturation Voltage hi
Vs()hi = VCC - V(), I() = -4 mA;
VCC = 3.5...4.5 V
0.6
-7
V
Short-Circuit Current hi
V() = 0 V
-70
mA
Selection Input SEL
701 Vt1()hi
702 Vt1()lo
703 Vt1()hys
704 Vt2()hi
705 Vt2()lo
706 Vt2()hys
707 V0()
Upper Threshold Voltage hi
for A/B mode with x2 interpolation
for A/B mode with x2 interpolation
Vt1()hys = Vt1()hi - Vt1()lo
for A/B mode
78
68
8
80
70
82
72
%VCC
%VCC
%VCC
%VCC
%VCC
%VCC
%VCC
kΩ
Upper Threshold Voltage lo
Upper Threshold Hysteresis
Lower Threshold Voltage hi
Lower Threshold Voltage lo
Lower Threshold Hysteresis
Pin-Open Voltage
10
12
28
18
8
30
32
for A/B mode
20
22
Vt2()hys = Vt2()hi - Vt2()lo
for analog mode
10
12
45
70
70
50
55
708 Rpd()
709 Rpu()
710 Vpd()
711 Vpu()
Pull-Down Resistor
SEL to GND, V(SEL) = VCC
VCC to SEL, V(SEL) = 0 V
Vpd() = V() - VCC/2; I() = 0...5 µA
Vpu() = V() - VCC/2; I() = -5...0 µA
100
100
140
140
0.5
Pull-Up Resistor
kΩ
Pull-Down Voltage vs. VCC/2
Pull-Up Voltage vs. VCC/2
V
-0.5
V
Test Circuit Inputs TIP, TIN
801 I()test
802 V()test
803 Ipd()
804 Ipd()
805 It()on
806 CR()
Permissible Test Current Range test mode active
10
1.25
60
600
1.75
160
3
µA
V
Test Pin Voltage
test mode active, I() = 200 µA
test mode not active, V() = 0.4 V
V() = VCC
1.5
100
2
Test Pin Pull-Down Current
Test Pin Pull-Down Current
Test Mode Activation Threshold
µA
mA
µA
0.7
80
130
3000
190
5000
Test Mode Current Ratio I()/Iph() test mode active, I() = 200 µA
1500
Power-On-Reset Circuit
901 VCCon
902 VCCoff
903 VCChys
Turn-on Threshold VCC
(power-on release)
increasing voltage at VCC
decreasing voltage at VCC
VCChys = VCCon - VCCoff
2.6
2.4
170
3.45
V
V
Turn-off Threshold VCC
(power-down reset)
1.4
50
Threshold Hysteresis
300
mV
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