ADMP421

Rev. 0 | Page 9 of 16

EVALUATION BOARD

Figure 10 and Figure 11 show the ADMP421 evaluation board

schematic and layout, respectively. The ADMP421 evaluation

board is designed to plug directly into Connector J6 on the

Analog Devices, Inc., EVAL-ADAU1761Z.

U1

ADMP421

1

2

3

4

5

5

3

4

1

2

6

7

8

9

10

11

12

CLK

C1

0.1µF

GND

P1

LRSEL

DATA

CLK

DATA

L/R SELECT

GND

Figure 10. ADMP421 Evaluation Board Schematic

ANALOG

DEVICES

ADMP421

C1

U1

Figure 11. ADMP421 Evaluation Board Layout

Table 6. Evaluation Board Connector Pin Functions

Pin No.

Description

Pin No.

Description

1

GND

2

Not connected

3

CLK

4

Not connected

5

Not connected

6

Not connected

7

L/R SELECT

8

Not connected

9

DATA

10

Not connected

11

12

Not connected

1

2

11

12