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): 90/98頁
文件大?。?/td> 851K
代理商: AK4343EN
ASAHI KASEI
[AK4343]
MS0478-E-01
2006/10
- 90 -
Mono signal output from Speaker-Amp
DACS bit
(Addr:02H, D5)
PMSPK bit
(Addr:00H, D4)
MINS bit
(Addr:02H, D6)
SPP pin
Normal Output
SPPSN bit
(Addr:02H, D7)
Hi-Z
Hi-Z
SPN pin
Normal Output
Hi-Z
Hi-Z
HVDD/2
HVDD/2
(2)
(1)
(5)
(4)
PMMIN bit
(Addr:00H, D5)
1
0
Clocks can be stopped.
CLOCK
(3)
(6)
Example:
(2) Addr:02H, Data:60H
(1) Addr:00H, Data:70H
(3) Addr:02H, Data:E0H
Mono Signal Output
(4) Addr:02H, Data:60H
(5) Addr:00H, Data:40H
(6) Addr:02H, Data:00H
Figure 80. “MIN-Amp
Speaker-Amp” Output Sequence
<Example>
The clocks can be stopped when only MIN-Amp and Speaker-Amp are operating.
(1) Power Up MIN-Amp and Speaker-Amp: PMMIN = PMSPK bits = “0”
“1”
(2) Disable the path of “DAC
SPK-Amp”: DACS bit = “0”
Enable the path of “MIN
SPK-Amp”: MINS bit = “0”
“1”
(3) Exit the power-save-mode of Speaker-Amp: SPPSN bit = “0”
“1”
(4) Enter the power-save-mode of Speaker-Amp: SPPSN bit = “1”
“0”
(5) Power Down MIN-Amp and Speaker-Amp: PMMIN = PMSPK bits = “1”
“0”
(6) Disable the path of “MIN
SPK-Amp”: MINS bit = “1”
“0”
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