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參數(shù)資料
| 型號： | AS2522B-T |
| 廠商： | ams |
| 文件頁數(shù)： | 15/20頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC LINE INTERFACE TELEPH 32-TQFP |
| 標(biāo)準(zhǔn)包裝： | 2,000 |
| 系列： | * |
Data Sheet AS2522B
austriamicrosystems
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
Converter Make 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
Chip Select
Chip select input of the serial interface. Internal pull-up resistor ( 100kOhm )
29
DI
Data Input
Data input of the serial interface. Internal pull-up resistor ( 100kOhm )
30
CLK
Clock
Clock input of the serial interface. Internal pull-up resistor ( 100kOhm )
28
DO
Data Output
Data output of the serial interface. If xCS=1 DO is in HI-Z state
24
23
LO1
LO2
Loudspeaker Output 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
Voltage Source Source Digital
Negative Digital Power Supply
26
VDDD
Voltage Drain Drain Digital
Positive Digital Power Supply
ams
AG
Technical
content
still
valid
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AS2522B | IC LINE INTERFACE TELEPH 32-TQFP |
| AS2524-T | IC LINE INTERFACE/SPKRPH 28-SOIC |
| AS2524 | IC LINE INTERFACE/SPKRPH 28-SOIC |
| AS2533 | IC TELEPHONE CMOS MULTIFU 28SOIC |
| AS2536 | IC TELEPHONE CMOS MULTIFU 28SOIC |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 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:* |
| AS2523_1 | 制造商:AMSCO 制造商全稱:austriamicrosystems AG 功能描述:Telephone Line Interface and Speakerphone Circuit |
| AS2523_13 | 制造商:AMSCO 制造商全稱:austriamicrosystems AG 功能描述:Telephone Line Interface and Speakerphone Circuit |
| AS25230FLF | 制造商:TT Electronics / IRC 功能描述:AS25230FLF |
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