IC-LTA Datasheet, PDF (9/14 Pages) IC-Haus GmbH – 6-CH. INCREMENTAL OPTO ENCODER ARRAY

iC-LTA
preliminary
6-CH. INCREMENTAL OPTO ENCODER ARRAY
Rev A4, Page 9/14
ELECTRICAL CHARACTERISTICS
VCC = 3.5...5.5 V, Tj = -40...125 °C, λ_LED = λr = 740 nm, unless otherwise noted
Item Symbol Parameter
No.
Conditions
Comparators
401 Vt()hi
Upper Comparator Threshold
Iph()p x Z()p > Iph()n x Z()n,
resp. Iph()p x Z()p > internal VREF
402 Vt()lo
Lower Comparator Threshold
Iph()p x Z()p < Iph()n x Z()n,
resp. Iph()p x Z()p < internal VREF
403 Vt()hys Comparator Hysteresis
Vt()hys = Vt()hi - Vt()lo
LED Power Control
501 Imx()
Permissible LED Output Current
502 Vs()hi
Saturation Voltage hi
Vs()hi = VCC - V(), I() = -40 mA
503 Isc()hi
Short-Circuit Current hi
V() = 0 V
Digital Output Drivers PA, NA, PB, NB, PZ, NZ, U, V, W
601 Vs()lo
Saturation Voltage lo
VCC = 4.5...5.5 V, I() = 4mA, Tj = 70 °C
602 Vs()lo
Saturation Voltage lo
VCC = 4.5...5.5 V, I() = 4mA, Tj = 85 °C
603 Vs()lo
Saturation Voltage lo
VCC = 3.5...4.5 V, I() = 4mA
604 Isc()lo
Short-Circuit Current lo
V() = VCC
605 Vs()hi
Saturation Voltage hi
Vs() = VCC - V(), VCC = 4.5...5.5 V, I() = -4 mA
606 Vs()hi
Saturation Voltage hi
Vs() = VCC - V(), VCC = 3.5...4.5 V, I() = -4 mA
607 Isc()hi
Short-Circuit Current hi
V() = 0 V
Selection Input SEL
701 Vt1()hi Upper Threshold Voltage hi
for A/B mode with x2 interpolation
702 Vt1()lo Upper Threshold Voltage lo
for A/B mode with x2 interpolation
703 Vt1()hys Upper Threshold Hysteresis
Vt1()hys = Vt1()hi - Vt1()lo
704 Vt2()hi Lower Threshold Voltage hi
for A/B mode
705 Vt2()lo Lower Threshold Voltage lo
for A/B mode
706 Vt2()hys Lower Threshold Hysteresis
Vt2()hys = Vt2()hi - Vt2()lo
707 V0()
Pin-Open Voltage
for analog mode
708 Rpd()
Pull-Down Resistor
SEL to GND, V(SEL) = VCC
709 Rpu()
Pull-Up Resistor
VCC to SEL, V(SEL) = 0 V
710 Vpd()
Pull-Down Voltage vs. VCC/2 Vpd() = V() - VCC/2; I() = 0...5 µA
711 Vpu()
Pull-Up Voltage vs. VCC/2
Vpu() = V() - VCC/2; I() = -5...0 µA
Test Circuit Inputs TIP, TIN
801 I()test
Permissible Test Current Range test mode active
802 V()test Test Pin Voltage
test mode active, I() = 200 µA
803 Ipd()
Test Pin Pull-Down Current
test mode not active, V() = 0.4 V
804 Ipd()
Test Pin Pull-Down Current
V() = VCC
805 It()on
Test Mode Activation Threshold
806 CR()
Test Mode Current Ratio I()/Iph() test mode active, I() = 200 µA
Power-On-Reset Circuit
901 VCCon
Turn-on Threshold VCC
(power-on release)
increasing voltage at VCC
902 VCCoff
Turn-off Threshold VCC
(power-down reset)
decreasing voltage at VCC
903 VCChys Threshold Hysteresis
VCChys = VCCon - VCCoff
Unit
Min. Typ. Max.
5
12
25
mV
5
12
25
mV
10
24
50
mV
-40
0
mA
0.25 0.5
1
V
-150
-50 mA
0.4
V
0.5
V
0.6
V
7
70
mA
0.4
V
0.6
V
-70
-7
mA
78
80
82 %VCC
68
70
72 %VCC
8
10
12 %VCC
28
30
32 %VCC
18
20
22 %VCC
8
10
12 %VCC
45
50
55 %VCC
70 100 140 kΩ
70 100 140 kΩ
0.5
V
-0.5
V
10
600 µA
1.25 1.5 1.75
V
60 100 160 µA
0.7
2
3
mA
80 130 190 µA
1599 3000 5000
2.6 3.45
V
1.4 2.4
V
50 170 300 mV