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Si3038
Rev. 2.01
5
Figure 1. Test Circuit for Loop Characteristics
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
DCT=11 (CTR21)
——
7.5
V
DC Termination Voltage
VTR
IL = 42 mA, ACT=1
DCT=11 (CTR21)
—
—
14.5
V
DC Termination Voltage
VTR
IL = 50 mA, ACT=1
DCT=11 (CTR21)
——
40
V
DC Termination Voltage
VTR
IL = 60 mA, ACT=1
DCT=11 (CTR21)
40
—
—
V
DC Termination Voltage
VTR
IL = 20 mA, ACT=0
DCT=01 (Japan)
——
6.0
V
DC Termination Voltage
VTR
IL = 100 mA, ACT=0
DCT=01 (Japan)
11
—
—
V
DC Termination Voltage
VTR
IL = 20 mA, ACT=0
DCT=10 (FCC)
——
7.5
V
DC Termination Voltage
VTR
IL = 100 mA, ACT=0
DCT=10 (FCC)
12
—
—
V
On Hook Leakage Current
ILK
VTR = -48V
—
—
1
µA
Operating Loop Current
ILP
FCC/JATE Mode
13
—
120
mA
Operating Loop Current
ILP
CTR21 Mode
13
—
60
mA
DC Ring Current
w/o Caller ID
—
—
20
µA
DC Ring Current
with Caller ID
—
450
—
µA
Ring Detect Voltage1
VRD
RT = 0
11
—
22
VRMS
Ring Detect Voltage1
VRD
RT = 1
17
—
33
VRMS
Ring Frequency
FR
15
—
68
Hz
Ringer Equivalence Number2
REN
w/o Caller ID
—
—
0.2
Ringer Equivalence Number2
REN
with Caller ID
—
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.
Note: The remainder of the circuit is identical to the one shown in Figure 19 on page 16.
TIP
RING
+
–
Si3014
V
TR
I
L
10 µ F
600 Ω