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NJU8402 Datasheet(PDF) 2 Page - New Japan Radio |
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NJU8402 Datasheet(HTML) 2 Page - New Japan Radio |
2 / 10 page NJU8402 - 2 - s TERMINAL DESCRIPTION PIN No. SYMBOL INPUT /OUTPUT FUNCTION 1V DD Digital Power Supply, +5V 16 V SS Digital GND, 0V 8AV DD Analog Power Supply, +5V 9AV SS Analog GND, 0V 2 MCKI I Master Clock Input Terminal The input signal frequency is 256 times or 384 times of fs. 13 DIN I Serial Audio Data Input Terminal 14 LRCK I L/R Channel Clock Input Terminal This clock must synchronize with MCKI. 15 BCLK I Audio Serial Data Clock Input Terminal This clock must synchronize with MCKI. 3SCK I Control Register Serial Data Sift Clock Input Terminal Control register leads the control data synchronizing the rising edge of SCK signal. When the control register is not used, the state of SCK terminal has to keep level ”H”. 4DATA I Control Register Serial Data Input Terminal Input data sets various functions. When the control register is not used, the state of DATA terminal has to keep level “H”. 5REQ I Control Register Serial Data Request Input Terminal The control data are latched in the control register at the rising edge of REQ signal. When the control register is not used, the state of REQ terminal has to keep level “H”. 12 RST I Reset “L” level signal into reset terminal initializes the system. 7VCOML Left channel Analog Signal Common Terminal for Connecting Smooth Capacitor A chemical capacitor should be connected between this terminal and AV SS for stabilizing. 10 VCOMR Right Channel Analog Signal Common Terminal for Connecting Smooth Capacitor A chemical capacitor should be connected between this terminal and AV SS for stabilizing. 6 AOUTL O L-Channel Analog Signal Output Terminal 11 AOUTR O R-Channel Analog Signal Output Terminal |
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