CS4340A

8

DS590PP2

3.5

De-Emphasis

44.1 kHz. The frequency response of the de-emphasis curve will scale proportionally with changes in sam-

LR C K

SC L K

Le ft C hannel

R ight C hannel

SD IN

+3 +2 +1

+5 +4

MSB

-1 -2 -3 -4 -5

+3 +2 +1

+5 +4

-1 -2 -3 -4

LS B

MS B

LS B

Figure 3. CS4340A Format 1 - Left Justified up to 24-Bit Data

LR CK

SCLK

Lef t Channel

SDIN

6

5432

10

7

23 22 21 20 19 18

6543

210

7

23 22 21 20 19 18

32 c loc k s

0

R ight Channel

Figure 4. CS4340A Format 2 - Right Justified, 24-Bit Data

LR CK

SCLK

Lef t Channel

R ight Channel

SDIN

6

5432

10

98

7

15 14 13 12 11 10

6543

210

987

15 14 13 12 11 10

32 c loc k s

Figure 5. CS4340A Format 3 - Right Justified, 16-Bit Data

Gain

dB

-10dB

0dB

Frequency

T2 = 15 µs

T1=50 µs

F1

F2

3.183 kHz

10.61 kHz

Figure 6. De-Emphasis Curve

Table 6. De-Emphasis Control

DEM

DESCRIPTION

0

Disabled

1

44.1 kHz