beautypg.com

An249 – Cirrus Logic AN249 User Manual

Page 2

background image

AN249

2

The CS5333 and CS5340 are both available in a 16-pin TSSOP package. As can be seen from Table 2,
all but three pins correlate directly in terms of functionality. These three pins account for a difference in
operational mode selection and a separate voltage supply pin for the CS5340 digital core.

Table 2. Pin Compatibility Between the CS5333 and CS5340

CS5333

CS5340

Description

Pin Number

Pin Name

Pin Number

Pin Name

1

VL

3

VL

Logic Power

2

MCLK

2

MCLK

Master Clock

3

SCLK

7

SCLK

Serial Clock

4

SDATA

4

SDOUT

Serial Data

5

VA

13

VA

Analog Power

6

GND

5

GND

Ground Reference

7

LRCK

8

LRCK

Left/Right Clock

8

DIV

-

-

Speed Mode Select/MCLK Divider

9

DIF

-

-

Digital Interface Format Select

10

TST

-

-

Test Pin

11

FILT+

15

FILT+

Voltage Reference

12

REF_GND

14

REF_GND

Ground Reference

13

AINR

12

AINR

Right Channel Analog Input

14

AINL

10

AINL

Left Channel Analog Input

15

VQ

11

VQ

Quiescent Voltage Reference

16

RST

9

RST

Reset

1

M0

Mode Selection

6

VD

Digital Power

16

M1

Mode Selection