TYPICAL CHARACTERISTICS: DIGITAL FILTER (DE-EMPHASIS OFF)

Frequency [

× fS]

−0.05

−0.04

−0.03

−0.02

−0.01

0.00

0.01

0.02

0.03

0.04

0.05

0.0

0.1

0.2

0.3

0.4

0.5

G002

Frequency [

× fS]

−140

−120

−100

−80

−60

−40

−20

0

0

1

2

3

4

G001

Frequency [

× fS]

−140

−120

−100

−80

−60

−40

−20

0

0

1

2

3

4

G003

Frequency [

× fS]

−5

−4

−3

−2

−1

0

1

2

3

4

5

0.0

0.1

0.2

0.3

0.4

0.5

G004

PCM1680

www.ti.com.................................................................................................................................................. SLES133B – MARCH 2005 – REVISED OCTOBER 2008

All specifications at TA = +25°C, VCC = 5 V, fS = 48 kHz, system clock = 512 fS, and 24-bit data, unless otherwise noted.

FREQUENCY RESPONSE

PASSBAND FREQUENCY RESPONSE

(SHARP ROLL-OFF)

(SHARP ROLL-OFF)

Figure 1.

Figure 2.

FREQUENCY RESPONSE

TRANSITION CHARACTERISTICS

(SLOW ROLL-OFF)

(SLOW ROLL-OFF)

Figure 3.

Figure 4.

Copyright © 2005–2008, Texas Instruments Incorporated

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