DS564F1

13

CS5341

2. PIN DESCRIPTION

Pin Name

#

Pin Description

M0

M1

1

16

Mode Selection

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

MCLK

2

Master Clock

(Input) - Clock source for the delta-sigma modulator and digital filters.

VL

3

Logic Power

(Input) - Positive power for the digital input/output.

SDOUT

4

Serial Audio Data Output

(Output) - Output for two’s complement serial audio data.

GND

5,14

Ground

(Input) - Ground reference. Must be connected to analog ground.

VD

6

Digital Power

(Input) - Positive power supply for the digital section.

SCLK

7

Serial Clock

(Input/Output) - Serial clock for the serial audio interface.

LRCK

8

Left Right Clock

(Input/Output) - Determines which channel, Left or Right, is currently

active on the serial audio data line.

RST

9

Reset

(Input) - The device enters a low power mode when low.

AINL

AINR

10

12

Analog Input

(Input) - The full-scale analog input level is specified in the Analog Charac-

teristics specification table.

VQ

11

Quiescent Voltage (Output) -

Filter connection for the internal quiescent

reference voltage.

VA

13

Analog Power

(Input) - Positive power supply for the analog section.

FILT+

15

Positive Voltage Reference

(Output) - Positive reference voltage for the internal

sampling circuits.

M0

M1

MCLK

FILT+

VL

REF_GND

SDOUT

VA

GND

AINR

VD

VQ

SCLK

AINL

LRCK

RST

1

2

3

4

5

6

7

8

5

1

2

6

16

15

14

13

12

11

10

9

1

2

3

4

5

6

7

8

5

1

2

6

16

15

14

13

12

11

10

9