參數(shù)資料
型號: AS3543-ECTP
廠商: ams
文件頁數(shù): 70/92頁
文件大?。?/td> 0K
描述: IC CODEC AUDIO FRONT END 68CTBGA
標準包裝: 4,000
類型: 音頻編解碼器
應(yīng)用: 便攜式音頻,電話
安裝類型: 表面貼裝
封裝/外殼: 68-TFBGA
供應(yīng)商設(shè)備封裝: 68-CTBGA(6x6)
包裝: 帶卷 (TR)
www.austriamicrosystems.com
Revision 1.11
71 - 91
AS3543 3v2
Data Sheet - R e g i s t e r D e f i n i t i o n
3:2
DRIVE_XRES<1:0>
00
R/W
Sets the XRES output pin to open-drain, push-pull or tri-state
and sets various driving strengths
00: 6mA open-drain output
01: 6mA push-pull output
10: 1mA push-pull output
11: HiZ, stri-state
1:0
MUX_XRES<1:0>
00
R/W
Multiplexes various digital signals to the XRES output pin
00: XRES, active low reset signal
01: CLK32k, 32kHz RTC oszillator output
10: CLKINT1, internal clock signal, see Clk_Cntr regsiter
11: PWM, PMW_Cntr register
Table 69. Out_Cntr2 Register
Name
Base
Default
Out_Cntr2
2-wire serial
00h
Offset: 1Ah-2
Q24M and Q32k Output Control Register
This is an extended register and needs to be enabled by writing 010b to Reg. 1Ch first.
This register is reset at a AVDD27-POR.
Bit
Bit Name
Default
Access
Bit Description
7:6
DRIVE_Q24M<1:0>
00
R/W
Sets the PWGD output pin to push-pull or tri-state and sets
various driving strengths
00: 6mA push-pull output
01: HiZ, stri-state
10: 2mA push-pull output
11: 1mA push-pull output
5:4
MUX_Q24M<1:0>
00
R/W
Multiplexes various digital signals to the PWGD output pin
00: CLK24M, 24MHz oszillator output signal
01: CLKINT1, internal clock signal, see Clk_Cntr regsiter
10: CLKINT2, internal clock signal, see Clk_Cntr regsiter
11: PWM, PMW_Cntr register
3:2
DRIVE_Q32k<1:0>
00
R/W
Sets the XRES output pin to push-pull or tri-state and sets
various driving strengths
00: 6mA push-pull output
01: HiZ, stri-state
10: 2mA push-pull output
11: 1mA push-pull output
1:0
MUX_Q32k<1:0>
00
R/W
Multiplexes various digital signals to the XRES output pin
00: CLK32k, 32kHz RTC oszillator output signal
01: CLKINT1, internal clock signal, see Clk_Cntr regsiter
10: CLKINT2, internal clock signal, see Clk_Cntr regsiter
11: PWM, PMW_Cntr register
Table 68. Out_Cntr1 Register
Name
Base
Default
Out_Cntr1
2-wire serial
00h
Offset: 1Ah-1
PWGD and XRES Output Control Register
This is an extended register and needs to be enabled by writing 001b to Reg. 1Ch first.
This register is reset at a AVDD27-POR.
Bit
Bit Name
Default
Access
Bit Description
ams
AG
Technical
content
still
valid
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