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AK4646EZ Datasheet(PDF) 5 Page - Asahi Kasei Microsystems |
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AK4646EZ Datasheet(HTML) 5 Page - Asahi Kasei Microsystems |
5 / 78 page [AK4646EZ] MS0630-E-00 2007/06 - 5 - PIN/FUNCTION No. Pin Name I/O Function 1 MPWR O MIC Power Supply Pin 2 VCOM O Common Voltage Output Pin, 0.5 x AVDD Bias voltage of ADC inputs and DAC outputs. 3 AVSS - Analog Ground Pin 4 AVDD - Analog Power Supply Pin 5 VCOC O Output Pin for Loop Filter of PLL Circuit This pin should be connected to AVSS with one resistor and capacitor in series. 6 NC - No Connect Pin No internal bonding. This pin should be connected to Ground. 7 PDN I Power-Down Mode Pin “H”: Power-up, “L”: Power-down, reset and initializes the control register. 8 CSN I Chip Select Pin 9 CCLK I Control Data Clock Pin 10 CDTIO I/O Control Data Input and Output Pin 11 SDTI I Audio Serial Data Input Pin 12 SDTO O Audio Serial Data Output Pin 13 LRCK I/O Input / Output Channel Clock Pin 14 BICK I/O Audio Serial Data Clock Pin 15 DVDD - Digital Power Supply Pin 16 DVSS - Digital Ground Pin 17 MCKI I External Master Clock Input Pin 18 MCKO O Master Clock Output Pin 19 SPN O Speaker Amp Negative Output Pin 20 SPP O Speaker Amp Positive Output Pin 21 SVDD - Speaker Amp Power Supply Pin 22 SVSS - Speaker Amp Ground Pin 23 24 25 NC - No Connect Pin No internal bonding. This pin should be connected to Ground or Open. 26 ROUT O Rch Stereo Line Output Pin 27 LOUT O Lch Stereo Line Output Pin 28 MIN I Mono Signal Input Pin RIN2 I Rch Analog Input 2 Pin (MDIF2 bit = “0”, Single-ended Input) 29 IN2 − I Microphone Negative Input 2 Pin (MDIF2 bit = “1”, Full-differential Input) LIN2 I Lch Analog Input 2 Pin (MDIF2 bit = “0”, Single-ended Input) 30 IN2+ I Microphone Positive Input 2 Pin (MDIF2 bit = “1”, Full-differential Input) LIN1 I Lch Analog Input 1 Pin (MDIF1 bit = “0”, Single-ended Input) 31 IN1 − I Microphone Negative Input 1 Pin (MDIF1 bit = “1”, Full-differential Input) RIN1 I Rch Analog Input 1 Pin (MDIF1 bit = “0”, Single-ended Input) 32 IN1+ I Microphone Positive Input 1 Pin (MDIF1 bit = “1”, Full-differential Input) Note 2. All input pins except analog input pins (MIN, LIN1, RIN1, LIN2, RIN2) should not be left floating. |
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