Preliminary Data Sheet
September 2001
L9500A
High-Voltage Ringing SLIC for VoIP Applications
Electrical Characteristics
(continued)
Table 11. 2-Wire Port
(continued)
Parameter
Loop Closure Threshold:
Active/On-hook Transmission Modes
Scan Mode
Loop Closure Threshold Hysteresis:
V
CC
= 5 V
V
CC
= 3.3 V
Longitudinal to Metallic Balance at PT/PR
Test Method: Q552 (11/96) Section 2.1.2 and
IEEE
廬
455:
300 Hz to 600 Hz
600 Hz to 3.4 kHz
Metallic to Longitudinal (harm) Balance:
200 Hz to 1000 Hz
100 Hz to 4000 Hz
PSRR 500 Hz鈥?000 Hz:
V
BAT1
, V
BAT2
V
CC
(5 V operation)
Table 12. Analog Pin Characteristics
Parameter
TXI (input impedance)
Output Offset (VTX)
Output Offset (VITR)
Output Drive Current (VTX)
Output Drive Current (VITR)
Output Voltage Swing:
Maximum (VTX, VITR)
Minimum (VTX)
Minimum (VITR)
Output Short-circuit Current
Output Load Resistance
Output Load Capacitance
RCVN and RCVP:
Input Voltage Range (V
CC
= 5 V)
Input Voltage Range (V
CC
= 3.3 V)
Input Bias Current
Differential PT/PR Current Sense (DCOUT):
Gain (PT/PR to DCOUT)
Offset Voltage at I
LOOP
= 0
Min
鈥?/div>
鈥?/div>
鈥?/div>
鹵300
鹵10
AGND
AGND + 0.25
AGND + 0.35
鈥?/div>
10
鈥?/div>
0
0
鈥?/div>
鈥?/div>
鈥?0
Typ
100
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
20
鈥?/div>
鈥?/div>
0.05
67
鈥?/div>
Max
鈥?/div>
鹵10
100
鈥?/div>
鈥?/div>
V
CC
V
CC
鈥?0.5
V
CC
鈥?0.4
鹵50
鈥?/div>
鈥?/div>
V
CC
鈥?0.5
V
CC
鈥?0.3
鈥?/div>
鈥?/div>
10
Unit
k鈩?/div>
mV
mV
碌A
碌A
V
V
V
mA
k鈩?/div>
pF
V
V
碌A
V/A
mV
Min
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Typ
10.5
11.5
2
2
Max
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Unit
mA
mA
mA
mA
52
52
40
40
45
35
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
dB
dB
dB
dB
dB
dB
Agere Systems Inc.
15
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