参数资料
型号: SI2401FS10-EVB
厂商: Silicon Laboratories Inc
文件页数: 45/76页
文件大小: 0K
描述: BOARD EVAL SI2401 UART INTERFACE
标准包装: 1
系列: ISOmodem®
主要目的: 电信,调制解调器
嵌入式:
已用 IC / 零件: SI2401
主要属性: 双路 RJ-11 连接至电话线路,音频连接器
次要属性: RS-232,TTL 串行和 USB 接口
已供物品: 板,调制解调器,电源
相关产品: 336-1095-ND - IC ISOMODEM SYSTEM-SIDE 16SOIC
其它名称: 336-1167
Si2401
Rev. 1.0
5
Table 2. Loop Characteristics
(VD = 3.0 to 3.6 V, TA = 0 to 70 °C for F-Grade, see Figure 1 on page 6)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
DC Termination Voltage
VTR
IL = 20 mA, ILIM = 0
DCV = 00, MINI = 11, DCR = 0
——
6.0
V
DC Termination Voltage
VTR
IL = 120 mA, ILIM = 0
DCV = 00, MINI = 11, DCR = 0
9—
V
DC Termination Voltage
VTR
IL = 20 mA, ILIM = 0
DCV = 11, MINI = 00, DCR = 0
——
7.5
V
DC Termination Voltage
VTR
IL = 120 mA, ILIM = 0
DCV = 11, MINI = 00, DCR = 0
9—
V
DC Termination Voltage
VTR
IL = 20 mA, ILIM = 1
DCV = 11, MINI = 00, DCR = 0
——
7.5
V
DC Termination Voltage
VTR
IL = 60 mA, ILIM = 1
DCV = 11, MINI = 00, DCR = 0
40
V
DC Termination Voltage
VTR
IL = 50 mA, ILIM = 1
DCV = 11, MINI = 00, 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
12
15
18
VRMS
Ring Detect Voltage*
VRD
RT = 1
18
21
25
VRMS
Ring Frequency
FR
15
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.
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