Yamaha CDX-E410, Service Manual

CDX-E410

13

1
2
3
4
5

6

11
12
20
13
14
15
18
19
16
17

RST

VL

SDATA

SCLK
LRCK

MCLK
FILT+

CMOUT

AMUTEC
BMUTEC

AOUTB-

AOUTB+
AOUTA+

AOUTA

AGND

VA

No.

Symbol

Function

Reset (Input) - Powers down device and resets all intemal registers to their default settings.
Logic Power (Input) - Positive power for the digital input/output.
Serial Audio Data (Input) - Input for two’s complement serical audio data.
Serial Clock (input/output) - Serial clock for the serial audio interface.
Left Right Clock (Input/output) - Determines which channel, Left or Right, is currently active on the serial audio
data line.
Master Clock (Input) -Clock source for the delta-sigma moudukafor and digital filters.
Positive Voltage Reference (Output) - Positive reference voltage for the intemal sampling circuits.
Common Mode Voltage (Output) - Filter connection for internal quiescent voltage.
Mute Control (output) - The Mute Confrol pin goes high during power-up initialization, reset, muting, power-down
or if the master clock to left/right clock frequency ratio is incorrect.

Differential Analog Output (Outputs) - The full scale differential analog output level is specified in the Analog
Characteristics specification table.

Ground (Input)
Analog Power (Input) - Positive power for the analog section.

7
8
9

10

M3

SCL/CCLK
SDA/CDIN

AD0/CS

No.

Symbol

Function

Mode Selection (Input) -This pins should be tied to GND level during control port mode.
Serial Control Port Clock (input) - Serial clock for the serial control port.
Serial Control Data (input/output) - SDA is a data l/O line in  l

2

C mode.CDIN is the input data line for the control

port interface in SPI mode.
Address Bit 0 (I

2

C) / Control Port Chip Select (SPI) (Input/Output) - AD0 is a chip address pin in I

2

C mode, CS is

the chip select signal for SPI format.

Control Port mode Definitions

7
8
9

10

M3
M2
M1
M0

No.

Symbol

Function

Mode Selection (Input) - Determines the operational mode of the device.

Stand-Alone Mode Definitions