Si3056
Si3018/19/10
Table 2. Loop Characteristics
(VD = 3.0 to 3.6 V, TA = 0 to 70 °C, see Figure 1)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
DC Termination Voltage
V
V
V
V
V
V
V
I = 20 mA, MINI = 11,
—
—
6.0
V
TR
TR
TR
TR
TR
TR
TR
L
ILIM = 0, DCV = 00, DCR = 0
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
I = 120 mA, MINI = 11,
9
—
—
—
—
—
—
—
7.5
—
V
V
V
V
V
V
L
ILIM = 0, DCV = 00, DCR = 0
I = 20 mA, MINI = 00,
—
9
L
ILIM = 0, DCV = 11, DCR = 0
I = 120 mA, MINI = 00,
L
ILIM = 0, DCV = 11, DCR = 0
I = 20 mA, MINI = 00,
—
40
—
7.5
—
L
ILIM = 1, DCV = 11, DCR = 0
I = 60 mA, MINI = 00,
L
ILIM = 1, DCV = 11, DCR = 0
I = 50 mA, MINI = 00,
40
L
ILIM = 1, DCV = 11, DCR = 0
On Hook Leakage Current
Operating Loop Current
Operating Loop Current
DC Ring Current
I
I
I
V
= –48 V
TR
—
10
10
—
—
—
—
5
120
60
3
µA
mA
mA
µA
LK
LP
LP
MINI = 00, ILIM = 0
MINI = 00, ILIM = 1
1.5
DC current flowing through ring
detection circuitry
Ring Detect Voltage*
Ring Detect Voltage*
Ring Frequency
V
V
F
RT = 0
RT = 1
13.5
19.35
13
15
21.5
—
16.5
23.65
68
V
V
Hz
RD
RD
rms
rms
R
Ringer Equivalence Number
REN
—
—
0.2
*Note: The ring signal is guaranteed to not be detected below the minimum. The ring signal is guaranteed to be detected
above the maximum.
TIP
+
600 Ω
IL
VTR
Si3018
10 µF
–
RING
Figure 1. Test Circuit for Loop Characteristics
6
Rev. 1.05
SILICON [ SILICON ]
