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AKD4647 Datasheet(PDF) 4 Page - Asahi Kasei Microsystems |
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AKD4647 Datasheet(HTML) 4 Page - Asahi Kasei Microsystems |
4 / 72 page ASAHI KASEI [AK4647] MS0566-E-00 2006/11 - 4 - PIN/FUNCTION No. Pin Name I/O Function 1 NC - No Connect. No internal bonding. This pin should be left floating. 2 VCOM O Common Voltage Output Pin, 0.45 x AVDD Bias voltage of ADC inputs and DAC outputs. 3 AVSS - Analog Ground Pin 4 NC - No Connect. No internal bonding. This pin should be left floating. 5 AVDD - Analog Power Supply Pin 6 VCOC O Output Pin for Loop Filter of PLL Circuit This pin should be connected to AVSS with one resistor and capacitor in series. 7 I2C I Control Mode Select Pin “H”: I 2C Bus, “L”: 3-wire Serial 8 NC - No Connect. No internal bonding. This pin should be left floating. 9 PDN I Power-Down Mode Pin “H”: Power-up, “L”: Power-down, reset and initializes the control register. 10 NC - No Connect. No internal bonding. This pin should be left floating. 11 NC - No Connect. No internal bonding. This pin should be left floating. 12 NC - No Connect. No internal bonding. This pin should be left floating. 13 NC - No Connect. No internal bonding. This pin should be left floating. CSN I Chip Select Pin (I2C pin = “L”: 3-wire Serial Mode) 14 CAD0 I Chip Address 0 Select Pin (I2C pin = “H”: I 2C Bus Mode) CCLK I Control Data Clock Pin (I2C pin = “L”: 3-wire Serial Mode) 15 SCL I Control Data Clock Pin (I2C pin = “H”: I 2C Bus Mode) CDTI I Control Data Input Pin (I2C pin = “L”: 3-wire Serial Mode) 16 SDA I/O Control Data Input Pin (I2C pin = “H”: I 2C Bus Mode) 17 SDTI I Audio Serial Data Input Pin 18 SDTO O Audio Serial Data Output Pin 19 NC - No Connect. No internal bonding. This pin should be left floating. 20 LRCK I/O Input / Output Channel Clock Pin 21 BICK I/O Audio Serial Data Clock Pin 22 DVDD - Digital Power Supply Pin 23 DVSS - Digital Ground Pin 24 NC - No Connect. No internal bonding. This pin should be left floating. |
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