Everest Semiconductor

ES7322

1

BLOCK DIAGRAM.....................................................................................3

2

PIN DESCRIPTIONS.................................................................................3

3

RECOMMENDED APPLICATION CIRCUIT ..............................................5

4

AUDIO DATA SAMPLING FREQUENCY AND CLOCKS...........................5

5

HARDWARE MODE ..................................................................................6

6

POWER UP AND DOWN ..........................................................................6

7

MICRO-CONTROLLER CONFIGURATION INTERFACE .........................6

7.1

SPI ......................................................................................................7

7.2

2-wire ..................................................................................................7

8

CONFIGURATION REGISTER DEFINITION ............................................8

8.1

Chip Control – 0x00.............................................................................9

8.2

ADC Control 1 – 0x01 .........................................................................9

8.3

ADC Control 2 – 0x02 .......................................................................10

8.4

ADC Mute Control – 0x03..................................................................10

8.5

ADC Left Gain Control – 0x04 ........................................................... 11

8.6

ADC Right Gain Control – 0x05.........................................................12

8.7

DAC Control 1 – 0x06 .......................................................................12

8.8

DAC Control 2 – 0x07 .......................................................................12

8.9

DAC Mute Control – 0x08..................................................................13

8.10 DAC Left Volume Control – 0x09.......................................................13

8.11 DAC Right Volume Control – 0x0a ....................................................13

9

Digital Audio Interface..............................................................................14

10

Analog Input Multiplex and Programmable Gain Control......................14

11

DAC Fade In and Fade Out Transition .................................................15

12

ELECTRICAL CHARACTERISTICS.....................................................16

12.1 Absolute Maximum Ratings...............................................................16

12.2 Recommended Operating Conditions ...............................................16

12.3 ADC Analog and Filter Characteristics and Specifications ................16

12.4 DAC Analog and Filter Characteristics and Specifications ................17

12.5 DC Characteristics and Specifications...............................................18

12.6 Serial Audio Port Switching Specifications ........................................19

12.7 Serial Control Port Switching Specifications ......................................19

13

PACKAGE INFORMATION...................................................................21

13.1 28-pin SSOP Outline Dimensions .....................................................21

13.2 28-pin SOP Outline Dimensions........................................................22

14

ORDERING INFORMATION ................................................................23

15

REVISION HISTORY............................................................................23

16

CORPOARATION INFORMATION .......................................................23

Rev 3.0

April, 2006

2