Si3038
Table 2. Loop Characteristics
(VD = 3.0 to 3.6 V, VA = Charge Pump, TA = 0 to 70°C, See Figure 1)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
DC Termination Voltage
VTR
IL = 20 mA, ACT=1
—
—
7.5
V
DCT=11 (CTR21)
DC Termination Voltage
VTR
IL = 42 mA, ACT=1
—
DCT=11 (CTR21)
—
14.5
V
DC Termination Voltage
VTR
IL = 50 mA, ACT=1
—
—
40
V
DCT=11 (CTR21)
DC Termination Voltage
VTR
IL = 60 mA, ACT=1
40
—
—
V
DCT=11 (CTR21)
DC Termination Voltage
VTR
IL = 20 mA, ACT=0
—
—
6.0
V
DCT=01 (Japan)
DC Termination Voltage
VTR
IL = 100 mA, ACT=0
11
—
—
V
DCT=01 (Japan)
DC Termination Voltage
VTR
IL = 20 mA, ACT=0
—
—
7.5
V
DCT=10 (FCC)
DC Termination Voltage
VTR
IL = 100 mA, ACT=0
12
—
—
V
DCT=10 (FCC)
On Hook Leakage Current
Operating Loop Current
Operating Loop Current
DC Ring Current
ILK
VTR = -48V
—
—
1
µA
ILP
FCC/JATE Mode
13
—
120
mA
ILP
CTR21 Mode
13
—
60
mA
w/o Caller ID
—
—
20
µA
DC Ring Current
Ring Detect Voltage1
Ring Detect Voltage1
Ring Frequency
Ringer Equivalence Number2
Ringer Equivalence Number2
VRD
VRD
FR
REN
REN
with Caller ID
RT = 0
RT = 1
w/o Caller ID
with Caller ID
—
450
—
µA
11
—
22
VRMS
17
—
33
VRMS
15
—
68
Hz
—
—
0.2
—
0.8
—
Notes:
1. The ring signal is guaranteed not to be detected below the minimum and is guaranteed to be detected above the
maximum.
2. C15, R14, Z2, and Z3 not installed. See "Ringer Impedance" on page 25.
TIP
+
600 Ω
Si3014 VTR
IL
10 µF
RING –
Note: The remainder of the circuit is identical to the one shown in Figure 19 on page 16.
Figure 1. Test Circuit for Loop Characteristics
Rev. 2.01
5