參數(shù)資料
型號: AK4631
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16-Bit Mono CODEC with ALC & MIC/SPK-AMP
中文描述: 16位單聲道編解碼器ALC的
文件頁數(shù): 37/69頁
文件大小: 568K
代理商: AK4631
ASAHI KASEI
[AK4631]
MS0317-J-01
2004/11
- 37 -
SVDD
)
2.6V
5.25V
(50
2.6V
3.6V
DAC
BTL
ALC2
SPKG1-0 bits
ALC2 OFF
AVDD
SPKG1-0 bits
ALC2
ALC2 ON
AVDD,
SVDD, SPKG1-0 bits
SVDD
SPKG1-0 bits
00
01
10
11
0dB
+2.04dB
+6.22dB
+8.26dB
(Note)
SPKG1-0bits= “00”
Table 19. ALC2 OFF
SPK-Amp
SPKG1-0 bits
00
01
10
11
00
01
10
11
(Note)
AVDD
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
SVDD
3.3V
3.3V
3.3V
3.3V
5.0V
5.0V
5.0V
5.0V
ALC2 OFF
DAC
3.09Vpp, 150mW@8
3.92Vpp, 240mW@8
6.34Vpp (Note)
8.02Vpp (Note)
3.09Vpp
3.92Vpp
6.34Vpp
8.02Vpp
SPK-Amp
–0.5dBFS
ALC2 ON
SPK-Amp
3.09Vpp, 150mW@8
3.92Vpp, 240mW@8
6.34Vpp
8.02Vpp
DAC
–0.5dBFS
DVOL
DAC
SPK-Amp
3.92Vpp
Table 20 SPK-Amp
30pF
Figure 34
(10
) SPP pin,
SPN pin
Figure 34
GND
SVDD
92%
Ex) SVDD = 5.0V
(Figure 34
ZD)
SVDD+0.3V
: 4.6V
ZD
5.3V
5.1V(Min
4.97V, Max
5.24V)
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