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AK4958ECB Datasheet, PDF (10/35 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK/VIDEO-AMP & LDO | |||
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[AK4958]
ãã³ï¼æ©è½ (AK4958ECB)
No Pin Name
I/O Function
Power Supply
D3 AVDD
-
Analog Power Supply Pin, 2.8 ~ 3.6V
VSS1ã¨ã®éã«0.1μF以ä¸ã®ã»ã©ããã¯ã³ã³ãã³ãµãæ¥ç¶ãã¦ãã ããã
E3 VCOM
Common Voltage Output Pin
O
Bias voltage of ADC inputs and DAC outputs.
VSS1ã¨ã®éã«2.2μF±50%ã®ã³ã³ãã³ãµãæ¥ç¶ãã¦ãã ããã
E4 VSS1
- Ground 1 Pin
C4 DTVDD
-
Digital Power & Digital Interface Supply Pin, 1.6 ~ 2.0V
VSS2ã¨ã®éã«0.1μF以ä¸ã®ã»ã©ããã¯ã³ã³ãã³ãµãæ¥ç¶ãã¦ãã ããã
E2 REGFIL
O
LDO Voltage Output pin for Analog Logic (typ 2.3V)
VSS1ã¨ã®éã«2.2μF±50%ã®ã³ã³ãã³ãµãæ¥ç¶ãã¦ãã ããã
B5 VSS2
- Ground 2 Pin
Audio Interface
B4 MCKI
I Master Clock Input Pin (Note 2)
A4 MCKO
O Master Clock Output Pin
A2 LRCK
I/O Channel Clock Pin (Note 2)
B2 BICK
I/O Audio Serial Data Clock Pin (Note 2)
A3 SDTI
I Audio Serial Data Input Pin (Note 2)
B3 SDTO
O Audio Serial Data Output Pin
Control Register Interface
B1 SDA
A1 SCL
I/O Control Data Input/Output Pin (Note 2)
I Control Data Clock Pin (Note 2)
MIC Block
LIN1
C1
DMDAT
I Lch Analog Input 1 Pin
I Digital Microphone Data Input Pin
(DMIC bit = â0â)
(DMIC bit = â1â) (Note 2)
C2
RIN1
DMCLK
I Rch Analog Input 1 Pin
O Digital Microphone Clock Pin
(DMIC bit = â0â)
(DMIC bit = â1â)
D1 MPWR
O MIC Power Supply Pin for Microphone
BEEP Block
C3 BEEP
I BEEP Signal Input Pin
Lineout Block
D2 LOUT
O Lch Analog Output Pin
E1 ROUT
O Rch Analog Output Pin
Speaker Block
C5 SPP
D5 SPN
O Speaker Amp Positive Output Pin
O Speaker Amp Negative Output Pin
Video Block
E5 VIN
D4 VOUT
I Composite Video Input Pin
O Composite Video Output Pin
Other Functions
A5 PDN
I
Reset & Power-down Pin
âLâ: Reset & Power-down, âHâ: Normal Operation
Note 2. ã¢ããã°å
¥åãã³ (BEEP, LIN1, RIN1, VIN) 以å¤ã®ãã¹ã¦ã®å
¥åãã³ã¯ããã¼ãã£ã³ã°ã«ãã¦ã¯ãã
ã¾ããã
MS1558-J-01-PB
- 10 -
2013/10
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