参数资料
型号: SI3056DC-EVB
厂商: Silicon Laboratories Inc
文件页数: 56/94页
文件大小: 0K
描述: DAUGHTERCARD DAA SI3056/SI3018
标准包装: 1
主要目的: 电信,数据采集装置(DAA)
已用 IC / 零件: Si3056
已供物品: 板,CD
Si3056
Si3018/19/10
6
Rev. 1.05
Figure 1. Test Circuit for Loop Characteristics
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
VTR
IL =20mA, MINI = 11,
ILIM = 0, DCV = 00, DCR = 0
——
6.0
V
DC Termination Voltage
VTR
IL = 120 mA, MINI = 11,
ILIM = 0, DCV = 00, DCR = 0
9—
V
DC Termination Voltage
VTR
IL =20mA, MINI = 00,
ILIM = 0, DCV = 11, DCR = 0
——
7.5
V
DC Termination Voltage
VTR
IL = 120 mA, MINI = 00,
ILIM = 0, DCV = 11, DCR = 0
9—
V
DC Termination Voltage
VTR
IL =20mA, MINI = 00,
ILIM = 1, DCV = 11, DCR = 0
——
7.5
V
DC Termination Voltage
VTR
IL =60mA, MINI = 00,
ILIM = 1, DCV = 11, DCR = 0
40
V
DC Termination Voltage
VTR
IL =50mA, MINI = 00,
ILIM = 1, DCV = 11, DCR = 0
——
40
V
On Hook Leakage Current
ILK
VTR =–48 V
5
A
Operating Loop Current
ILP
MINI = 00, ILIM = 0
10
120
mA
Operating Loop Current
ILP
MINI = 00, ILIM = 1
10
60
mA
DC Ring Current
DC current flowing through ring
detection circuitry
—1.5
3
A
Ring Detect Voltage*
VRD
RT = 0
13.5
15
16.5
Vrms
Ring Detect Voltage*
VRD
RT = 1
19.35
21.5
23.65
Vrms
Ring Frequency
FR
13
68
Hz
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
RING
+
V
TR
600
10
F
I
L
Si3018
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