Audio Dsp (Cs493263 - Clg : Ic75) - Harman Kardon AVR135 Service Manual

AVR135

AUDIO DSP (CS493263 - CLG : IC75)

PIN No. Pin Name
1,12,23 +VD1
2,13,24 DGND
3 AUD3
4 WR
5 RD
6 CS_DA
7 CS_CK
8 EMAD7
9 EMAD6
10 EMAD5
11 EMAD4
14 EMAD3
15 EMAD2
16 EMAD1
17 EMAD0
18 CS_CE
19 SCDIO(AK_DOUT)
20 INTREQ
21 EXTMEM
22 SDATAN1(SDI)
25 SCLKN1(BICK)
26 LRCLKN1(LRCK)
27 CMPDAT(SDI)
28 CMPCLK(BICK)
29 CREQ(LRCK)
30 CLKIN(XIN)
31 CLKSEL(GND)
32 FILT1
33 FILT1
34 +2.5V
35 AGND
36 RESET(CS_RST)
37 DBDATA
38 DBCLK
39 AUD2(SDO2)
40 AUD1(SDO1)
41 AUD0(SDO0)
42 LRCLK
43 SCLK(BICK)
44 MCLK
I/O
- Digital Power supply. Normally +2.5v
- Digital Ground
O SPDIF transmitter output/Digital audio output(N.C)
I Host write strobe pin(connected to GND with an external resistor)
I Host parallel output enable pin(pulled up with an external resistor)
I SPI Serial data input pin
I Serial control clock input pin
I/O
I/O
I/O
I/O Serial data IN/OUTPUT pins(pulled up with an external resistor)
I/O
I/O
I/O
I/O
I Host parallel chip select pin
O Serial control port data ouput pin
O Control port interrupt request output pin
I/O External Memory Chip Selector(pulled up with an external resistor)
I PCM audio data input number 1 pin
I PCM audio input bit clock pin
I PCM audio input sample rate clock pin
I PCM audio data input number 2 pin
I PCM audio input bit clock pin
I PCM audio input sample rate clock pin
I Master clock input(used external clock)
I DSP clock mode select pin: connect the GND
Connects to an external filter for the on-chip phase-locked loop
Connects to an external filter for the on-chip phase-locked loop
- Analog Power supply for clock generator . Normally +2.5V
- Analog ground supply for clock generator PLL.
I Master reset input pin
- Reserved pin and should be pulled up with an external resistor.
- Reserved pin and should be pulled up with an external resistor.
O PCM multi-format digital-audio data ouput2 pin
O PCM multi-format digital-audio data ouput1 pin
O PCM multi-format digital-audio data ouput0 pin
I Audio output sample rate clock pin
I Audio ouput bit clock pin
I Audio master clock output pin
74
Function
harman/kardon