IC1503 AK4526A A/D,D/A CONVERTER (DIGITAL BOARD)

IC1503 AK4526A A/D,D/A CONVERTER (DIGITAL BOARD)

Pin No.

Pin Name

 

I/O

 

 

 

 

 

 

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SDTO source select pin

1

 

SDOS

 

I

“L”: internal ADC output, “H”: DAUX input

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= “L” (Connected to ground)

 

 

 

 

 

 

 

 

 

 

ORed with serial control register if P/S

 

 

 

 

 

 

 

 

 

I

MCKO clock frequency select pin

2

 

MCLK

 

 

 

 

“L”: MCLK, “H”: MCLK/2. ORed with serial control register if P/S

 

“L” (Connected to ground)

 

 

 

 

 

 

 

 

 

 

=

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Audio data master/slave mode select pin

3

 

 

S/M

 

I

 

 

 

“L”: slave mode, “H”: master mode (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

BCLK

 

I/O

Audio serial data clock pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

LRCK

 

I/O

Input/output channel clock pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

SDT11

 

I

DAC1 audio serial data input pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

SDT12

 

I

DAC2 audio serial data input pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

SDT13

 

I

DAC3 audio serial data input pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

SDTO

 

O

Audio serial data output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

DAUX

 

I

AUX audio serial data input pin (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Double speed sampling mode pin

11

 

DFS

 

I

“L”: normal speed, “H”: double speed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= “L” (Connected to ground)

 

 

 

 

 

 

 

 

 

 

ORed with serial control register if P/S

12 – 13

DEM1 – DEM0

 

I

De-emphasis pin

 

 

 

 

 

 

 

 

= “L” (Connected to ground)

 

 

 

 

 

 

 

 

 

 

ORed with serial control register if P/S

14

MCKO

 

O

Master clock output pin (Not used)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

D. 5V

 

Digital power supply pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

D. GND

 

Digital ground pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power-down & reset pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

 

 

PD

 

I

When “L”, the AK4526 is powered-down and the control registers are reset to default state.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If the state of P/S,

M/S, CAD0-1 changes, then the AK4526 must be reset by PD.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X’tal oscillator select/test mode pin

18

 

TEST

 

I

“H”: X’tal oscillator selected

 

 

“L”: External clock source selected

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

“NC”: If pin is floating then test mode is enabled. (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19

 

ICKS1

 

I

Input clock select 1 pin (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

ICKS0

 

I

Input clock select 0 pin (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

 

CAD1

 

I

Chip address pin

 

 

Used during the serial control mode. (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

CAD0

 

I

Chip address pin

 

 

Used during the serial control mode. (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

LOUT3

 

O

Lch #3 analog output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

ROUT3

 

O

Rch #3 analog output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25

LOUT2

 

O

Lch #2 analog output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

ROUT2

 

O

Rch #2 analog output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

27

LOUT1

 

O

Lch #1 analog output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

28

ROUT1

 

O

Rch #1 analog output pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

29

 

LIN–

 

I

Lch analog negative input pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

 

LIN+

 

I

Lch analog positive input pin

— 54 —

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Sony STR-DE835 specifications 54, IC1503 AK4526A A/D,D/A CONVERTER DIGITAL BOARD, Pin No, Pin Name, Description

STR-DE835 specifications

The Sony STR-SE951, STR-DE935, and STR-DE835 are classic stereo receivers that showcase Sony's commitment to audio quality, versatility, and innovative technology. Each model reflects Sony's dedication to enhancing the home audio experience, making them popular choices for music enthusiasts and home theater aficionados alike.

The Sony STR-SE951 is a high-end receiver that offers a robust power output and an array of features designed to elevate audio performance. It boasts a 100 watts per channel power output, ensuring rich and dynamic sound reproduction. The inclusion of Dolby Pro Logic helps create an immersive surround sound experience, making it suitable for both music and movie playback. The SE951 also features a range of input options, including multiple analog connections, a phono input for turntables, and digital inputs for modern devices, allowing for a versatile setup. Its sleek design and user-friendly layout make it a stylish addition to any audio system.

The STR-DE935 is another remarkable model that emphasizes both performance and ease of use. With 100 watts per channel and advanced sound processing capabilities, the DE935 delivers clear and powerful audio. It supports Dolby Digital and DTS decoding, which enhances the surround sound experience when watching movies. The receiver is equipped with a 5.1-channel output, allowing users to connect a full surround sound system. Its built-in tuner offers access to AM/FM stations, and the inclusion of a user-friendly remote control makes it easy to navigate through settings and sources. The DE935 also features pre-outs for additional amplification, providing flexibility for audiophiles who wish to customize their setups.

The STR-DE835, while slightly more affordable, still embodies Sony's reputation for quality audio. This model provides a solid 80 watts per channel and includes essential features such as a built-in FM/AM tuner, multiple input options, and support for Dolby Surround. Its compact design and straightforward controls make the DE835 an excellent choice for those looking to enhance their home audio without overwhelming complexity. The receiver is designed to deliver clean sound reproduction across its range, making it ideal for both music and everyday media consumption.

All three models reflect Sony's attention to detail in engineering and design, ensuring durability and performance. With their range of features and technologies, the STR-SE951, STR-DE935, and STR-DE835 remain relevant choices for those seeking quality audio solutions, delivering an engaging listening experience for both casual listeners and dedicated audiophiles.