Clarion DRZ9255 - IC Pinout Explanations; Audio DSP IC (AK7720 A) Pinout

DRZ9255
HX-D2
- 7 -
051-6705-00 AK7720A Audio DSP with 2ch ADC and 6ch DAC
Terminal Description
pin 1: LFLT :IN : The capacitor and the resistor connection
terminal for PLL.
pin 2: A VSS : - : Analog ground.
pin 3: A VDD : - : Positive supply voltage for the Analog sec-
tion.
pin 4: INIT RESET :IN: The initial reset input.
pin 5: CODEC RESET :IN: The CODEC reset input.
pin 6: DSP RESET :IN: DSP reset input.
pin 7: S MUTE :IN: The soft muting command input.
pin 8: B VSS : - : Ground for the bus interface section.
pin 9: PLL :IN: Open or Connect to DVSS usually.
pin 10: CKS :IN: The clock pulse selection.
pin 11: S Data in A :IN: DSP serial data input. Open or connect to
DVSS usually.
pin 12: S Data in 1 :IN: DSP serial data input.
pin 13: S Data in 2 :IN: DSP serial data input.
pin 14: S Data out 1 : O : DSP serial data output.
pin 15: S Data out 2 : O : DSP serial data output.
pin 16: S Data out 3/AD: O : DSP/ADC serial data output.
pin 17: S D OUT : O : The serial data output.
pin 18: LR CK I/O :I/O: SMODE(pin20) = L : 1fs clock input.
SMODE(pin20) = H : 1fs clock output.
pin 19: BIT CLK :I/O: SMODE(pin20) = L : 64fs clock input.
SMODE(pin20) = H : 64fs clock output.
pin 20: S MODE : IN: Slave master selection.
pin 21: Clock Out : O : Clock Out.
pin 22: D VSS : - : Digital ground.
pin 23: D VDD : - : Positive supply voltage for the digital sec-
tion.
pin 24: XT I :IN: Oscillation terminal.
pin 25: XT O : O : Oscillation terminal.
pin 26: JX :IN: External jumping signal input.
pin 27: RQ :IN: The request signal input from the master
side.
pin 28: S CLK : IN: Sift clock input.
pin 29: SI :IN: Serial data input.
pin 30: SO : O : Serial data output.
pin 31: Write Ready : O : Write ready flag output.
pin 32: Data Ready : O : Data output ready flag output.
pin 33: CAS : O :The column address strobe output to
DRAM.
pin 34: RAS : O : The row address strobe output to DRAM.
pin 35: WRITE ENBL : O : The write enable signal output.
pin 36: D VDD : - : Positive supply voltage for the digital sec-
tion.
pin 37: D VSS : - : Digital ground.
pin 38: A 0 : O : Address signal output.
pin 39: A 1 : O : Address signal output.
pin 40: A 2 : O : Address signal output.
pin 41: A 3 : O : Address signal output.
pin 42: A 4 : O : Address signal output.
pin 43: A 5 : O : Address signal output.
pin 44: A 6 : O : Address signal output.
pin 45: A 7 : O : Address signal output.
pin 46: A 8 : O : Address signal output.
pin 47: A 9 : O : Address signal output.
pin 48: A 10 : O : Address output to the external DRAM.
pin 49: A 11 : O : Address output to the external DRAM.
pin 50: A 12 : O : Address signal output.
pin 51: A 13 : O : Address signal output.
pin 52: A 14 : O : Address signal output.
pin 53: A 15 : O : Address signal output.
pin 54: A 16 : O : Address signal output.
pin 55: D VDD : - : Positive supply voltage for the digital sec-
tion.
pin 56: D VSS : - : Digital ground.
pin 57: OUT ENABLE : O : The output enable command output.
pin 58: I/O 0 :I/O: Data input/output.
pin 59: I/O 1 :I/O: Data input/output.
pin 60: I/O 2 :I/O: Data input/output.
pin 61: I/O 3 :I/O: Data input/output.
pin 62: I/O 4 :I/O: Data input/output.
pin 63: I/O 5 :I/O: Data input/output.
pin 64: I/O 6 :I/O: Data input/output.
pin 65: I/O 7 :I/O: Data input/output.
pin 66: D VDD : - : Positive supply voltage for the digital sec-
tion.
pin 67: D VSS : - : Digital ground.
pin 68: TEST : - : For the Test.
pin 69: TEST : - : For the Test.
pin 70: B VSS : - : Ground.
pin 71: A OUT 3 R- : O : Inverted Right channel audio signal output
of DAC-3.
pin 72: A OUT 3 R+ : O : Non-inverted Right channel audio signal
output of DAC-3.
pin 73: NU : - : Not in use.
pin 74: A OUT 3 L- : O : Inverted Left channel audio signal output of
DAC-3.
pin 75: A OUT 3 L+ : O : Non-inverted Left channel audio signal out-
put of DAC-3.
pin 76: A OUT 2 R- : O : Inverted Right channel audio signal output
of DAC-2.
pin 77: A OUT 2 R+ : O : Non-inverted Right channel audio signal
output of DAC-2.
pin 78: NU : - : Not in use.
pin 79: A OUT 2 L- : O : Inverted Left channel audio signal output of
DAC-2.
pin 80: A OUT 2 L+ : O : Non-inverted Left channel audio signal out-
put of DAC-2.
pin 81: NU : - : Not in use.
pin 82: A OUT 1 R- : O : Inverted Right channel audio signal output
of DAC-1.
pin 83: A OUT 1 R+ : O : Non-inverted Right channel audio signal
output of DAC-1.
pin 84: NU : - : Not in use.
pin 85: A OUT 1 L- : O : Inverted Left channel audio signal output of
DAC-1.
pin 86: A OUT 1 L+ : O : Non-inverted Left channel audio signal out-
put of DAC-1.
pin 87: Vr DAC Low :IN : The reference voltage input.
pin 88: A VSS : - : Analog ground.
pin 89: A VSS : - : Analog ground.
pin 90: A VDD : - : Positive supply voltage for the Analog sec-
tion.
pin 91: Vr DAC High :IN: The reference voltage input.
pin 92: NU : - : Not in use.
pin 93: Vr ADC Low :IN : The reference voltage input.
pin 94: A VSS : - : Analog ground.
pin 95: A VDD : - : Positive supply voltage for the Analog sec-
tion.
pin 96: Vr ADC High :IN: The reference voltage input.
pin 97: A IN R- : IN : Inverted Right channel audio signal input.
pin 98: A IN R+ :IN: Non-inverted Right channel audio signal
input.
pin 99: A IN L- :IN: Inverted Left channel audio signal input.
pin100: A IN L+ :IN: Non-inverted Left channel audio signal in-
put.