Preliminary Data Sheet
September 2001
L9500A
High-Voltage Ringing SLIC for VoIP Applications
Electrical Characteristics
(continued)
Table 14. Logic Inputs and Outputs (V
CC
= 5 V)
Parameter
Input Voltages:
Low Level
High Level
Input Current:
Low Level (V
CC
= 5.25 V, V
I
= 0.4 V)
High Level (V
CC
= 5.25 V, V
I
= 2.4 V)
Output Voltages (open collector with internal pull-up resistor):
Low Level (V
CC
= 4.75 V, I
OL
= 360
碌A(chǔ))
High Level (V
CC
= 4.75 V, I
OH
= 鈥?0
碌A(chǔ))
Table 15. Logic Inputs and Outputs (V
CC
= 3.3 V)
Parameter
Input Voltages:
Low Level
High Level
Input Current:
Low Level (V
CC
= 3.46 V, V
I
= 0.4 V)
High Level (V
CC
= 3.46 V, V
I
= 2.4 V)
Output Voltages (open collector with internal 60 k鈩?pull-up resistor):
Low Level (V
CC
= 3.13 V, I
OL
= 360
碌A(chǔ))
High Level (V
CC
= 3.13 V, I
OH
= 鈥?
碌A(chǔ))
Table 16. Ground Start
Parameter
Tip Open Mode鈥擳ip Input Impedance
Threshold
Hysteresis:
V
CC
= 5 V
V
CC
= 3.3 V
Min
150
鈥?/div>
鈥?/div>
鈥?/div>
Typ
鈥?/div>
13
2
2
Max
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Unit
k鈩?/div>
mA
mA
mA
Symbol
V
IL
V
IH
I
IL
I
IH
V
OL
V
OH
Min
鈥?.5
2.0
鈥?/div>
鈥?/div>
0
2.2
Typ
0.2
2.5
鈥?/div>
鈥?/div>
0.2
鈥?/div>
Max
0.5
V
CC
鹵50
鹵50
0.5
V
CC
Unit
V
V
碌A(chǔ)
碌A(chǔ)
V
V
Symbol
V
IL
V
IH
I
IL
I
IH
V
OL
V
OH
Min
鈥?.5
2.0
鈥?/div>
鈥?/div>
0
2.4
Typ
0.4
2.4
鈥?/div>
鈥?/div>
0.2
鈥?/div>
Max
0.7
V
CC
鹵100
鹵75
0.4
V
CC
Unit
V
V
碌A(chǔ)
碌A(chǔ)
V
V
Agere Systems Inc.
17
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