參數(shù)資料
型號(hào)： AS2522BF
廠商： AUSTRIAMICROSYSTEMS AG
元件分類： 無(wú)繩電話/電話
英文描述： Telephone Line Interface and Speakerphone Circuit
中文描述： SPEAKER PHONE CIRCUIT, UUC
封裝： DIE
文件頁(yè)數(shù)： 3/19頁(yè)
文件大?。?/td> 365K
代理商： AS2522BF
Data Sheet AS2522B
austria
micro
systems
Revision 3.4
Page 3 of 19
Pin #
Symbol
Function
22
VPP
Loudspeaker Power Supply
High power supply for the output driver stage
21
CM
C
onverter
M
ake Output
This is an output for controlling the external switching converter. During ringing it converts the
ring signal into a 4V supply voltage
27
xCS
C
hip
S
elect
Chip select input of the serial interface. Internal pull-up resistor ( 100kOhm )
29
DI
D
ata
I
nput
Data input of the serial interface. Internal pull-up resistor ( 100kOhm )
30
CLK
Cl
oc
k
Clock input of the serial interface. Internal pull-up resistor ( 100kOhm )
28
DO
D
ata
O
utput
Data output of the serial interface. If xCS=1 DO is in HI-Z state
24
23
LO1
LO2
L
oudspeaker
O
utput
1 and 2
Output pins for a 50
loudspeaker
1
FT1
Analog input pin for connecting a capacitor for offset cancellation.
2
FT2
Analog input pin for connecting a capacitor for offset cancellation.
20
CBN
Analog input pin for connecting a capacitor for background noise monitoring.
15
RECI
Analog input for the handsfree receive path. Should be connected to RO via coupling
capacitor.
16
RECV
Analog input for receive voice switching path.
25
VSSA
Power supply pin for LS1-LS2 output amplifier.
32
VSSD
V
oltage
S
ource
S
ource
D
igital
Negative Digital Power Supply
26
VDDD
V
oltage
D
rain
D
rain
D
igital
Positive Digital Power Supply
相關(guān)PDF資料
PDF描述
AS2522BQ Telephone Line Interface and Speakerphone Circuit
AS2523 ECONOLINE: REC3-S_DRW(Z)/H4,H6 - Safety standards and approval: EN 60950 certified, rated for 250VAV (LVD test report)- Applied for Ul 1950 Component Recognised Certification- 3W DIP Package- 4kVDC & 6kVDC Isolation- Regulated Output- Continuous Short Circiut Protection Auto-Restarting
AS2524 Telephone Line Interface and Speakerphone Circuit
AS2524B Telephone Line Interface and Speakerphone Circuit
AS2525B Single Chip Speaker Phone
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AS2522BQ 制造商:AMSCO 制造商全稱:austriamicrosystems AG 功能描述:Telephone Line Interface and Speakerphone Circuit
AS2522BT 制造商:ams 功能描述:AS Series 3 to 5 V Telephone Line Interface and Speakerphone Circuit - TQFP-32
AS2522B-T 功能描述:IC LINE INTERFACE TELEPH 32-TQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 電信 系列:* 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
AS2522B-Z 制造商:ams 功能描述:
AS2523 功能描述:IC LINE INTERFACE/SPKRPH 28-SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 電信 系列:* 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
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