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參數(shù)資料
型號(hào)： AS2523-T
廠商： ams
文件頁(yè)數(shù)： 14/20頁(yè)
文件大小： 0K
描述： IC LINE INTERFACE/SPKRPH 28-SOIC
標(biāo)準(zhǔn)包裝： 1,500
系列： *
Data Sheet AS2523, AS2524, AS2524B
austriamicrosystems
Revision 1.13
Page 2 of 19
Pin description
Pin #
Symbol
Function
15
LS
Line Current Sense Input
Analog input for sensing the line current
12
LI
Line Input
Analog input used for power extraction and line current sensing
13
RI
Receive Input
Analog input for ac-separated receive signal
9
STB
Side Tone Balance Input
Analog input for side tone cancellation network
10
CS
Current Shunt Control Output
N-channel open drain output to control the external high power shunt transistor for
synthesizing AC- and DC-impedance, modulation of line voltage and shorting the line during
make periods of pulse dialing
16
CI
Complex Impedance Input
Analog input pin for the capacitor to program a complex impedance
14
SS
Supply Source Control Output
N-channel open drain output to control the external high power source transistor for supplying
(Vpp) the loudspeaker amplifier in off-hook loudspeaking/handsfree mode
11
VSS
Voltage Source Source
Negative Analog Power Supply
18
VDD
Voltage Drain Drain
Positive Analog Power Supply
19
AGND
Analog Ground
Special ground for the internal amplifiers
8
M1
Microphone Input 1
Differential input for the handset microphone (electret)
6
M2
Microphone Input 2
Differential input for the handset microphone (electret)
7
M3
Microphone Input 3
Differential input for the handsfree microphone (electret)
5
M4
Microphone Input 4
Differential input for the handsfree microphone (electret)
17
RO
Receive Output to Handset
Output for driving a dynamic earpiece with an impedance from 150 to 300
ams
AG
Technical
content
still
valid
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AS2524 功能描述:電信線路管理 IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
AS25-24 制造商:ASTRODYNE 制造商全稱:Astrodyne Corporation 功能描述:25W Single Output Switching Power Supply
AS2524 T 制造商:ams 功能描述:IC LINE INTERFACE/SPKRPH 28-SOIC
AS2524B 制造商:AMSCO 制造商全稱:austriamicrosystems AG 功能描述:Telephone Line Interface and Speakerphone Circuit
AS2524BF 制造商:AMSCO 制造商全稱:austriamicrosystems AG 功能描述:Telephone Line Interface and Speakerphone Circuit
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