參數(shù)資料
型號: AK4343EN
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: Stereo DAC with HP/RCV/SPK-AMP
中文描述: 立體聲DAC惠普/垃圾車/胰腎聯(lián)合移植腺苷
文件頁數(shù): 35/98頁
文件大?。?/td> 851K
代理商: AK4343EN
ASAHI KASEI
[AK4343]
MS0478-E-01
2006/10
- 35 -
LRCK
BICK(32fs)
SDTI(i)
0
15 14
1
10
2 3
7 6 5 4 3 2 1 0
9
11 12 13 14 15 0 1 2 3
15 14
1
0
7 6 5 4 3 2 1 0
10
9
11 12 13 14 15
BICK(64fs)
0 1
16
2 3
17 18
31 0 1 2 3
1
0
16 17 18
31
SDTI(i)
Don't Care
15
15
15
15
Don't Care
15:MSB, 0:LSB
Lch Data
Rch Data
14
2 1
14
2 1
8
8
0
0
0
Figure 30. Mode 3 Timing
Digital High Pass Filter
The AK4343 has a digital high pass filter for DC offset cancellation. The cut-off frequency of the HPF is 0.9Hz
(@fs=44.1kHz) and scales with sampling rate (fs).
Input Selector
The AK4343 has input selector. When MDIF1 and MDIF2 bits are “0”, INL1-0 and INR1-0 bits select LIN1/LIN2/LIN3
and RIN1/RIN2/RIN3, respectively. When MDIF1 and MDIF2 bits are “1”, LIN1, RIN1, LIN2 and RIN2 pins become
IN1
, IN1+, IN2+ and IN2
pins respectively. In this case, full-differential input is available. When full-differential input
is used, the signal should not be input to the pins marked by “X” in Table 20.
MDIF1 bit
MDIF2 bit
INL1 bit
INL0 bit
INR1 bit
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
0
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
0
1
0
1
0
1
0
0
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
1
1
1
0
0
0
Others
Table 19. Input Path Select
INR0 bit
0
1
0
0
1
0
0
1
0
0
0
1
0
0
Lch
LIN1
LIN1
LIN1
LIN2
LIN2
LIN2
LIN3
LIN3
LIN3
LIN1
LIN3
IN1+/
IN1+/
IN1+/
N/A
Rch
RIN1
RIN2
RIN3
RIN1
RIN2
RIN3
RIN1
RIN2
RIN3
IN2+/
IN2+/
RIN2
RIN3
IN2+/
N/A
Default
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