參數(shù)資料
型號(hào): TEA7092TQ
廠商: 意法半導(dǎo)體
英文描述: TELEPHONE ANALOG FRONT END
中文描述: 電話模擬前端
文件頁數(shù): 12/57頁
文件大?。?/td> 574K
代理商: TEA7092TQ
R37
R35
+
C6
D2
R38
C30
I(V
ZP
)
R32
R36
V
RING
D3
R33
D7
T1
T2
L1
+
C1
38
40
1
RSU
V
LS
V
ZP
11.2V
24V
5.6V
150k
2.6V
150k
26kHz
LOGIC
CONTROL
IVZP Info
1.2V
LOGIC
CONTROL
RI
V
LS
> 2.6V
V
RMC
> 2.6V
SERIAL
REGULATOR
8
V
RMC
+
C15
1
9
100
μ
A
I/17.5k
4
RI
6
LSSOF
R
C
LS AMP
(V
LS
- VLSOUT)< 0.2V
44
LSOUT
+
C2
Fi Ring
V
IN
IA = f{(IVZP)}
41
RCO
R
C4
Gain = 16
39
SWP
A
Figure 9 :
V
ZP
(Pin 38) : Switch Mode Power Supply Internal Zener
SWP (Pin 39): Switch Mode Power Supply Output
RSU (Pin 40) : Ring Start-upLevel
RCO (Pin 41) : Ring Power Output Control
I - TEA7092GENERALINFORMATION
(continued)
I.4 - Input / Output Configurations
(continued)
TEA7092 - TELEPHONE SET INTEGRATED CIRCUIT
12/57
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