PCM2704,PCM2705

PCM2706,PCM2707

SLES081A − JUNE 2003 – REVISED MAY 2004

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10

TYPICAL PERFORMANCE CURVES OF INTERNAL FILTER

DAC DIGITAL INTERPOLATION FILTER FREQUENCY RESPONSE

Figure 1. Frequency Response

f – Frequency [

× fS]

−140

−120

−100

−80

−60

−40

−20

0

01234

AMPLITUDE

vs

FREQUENCY

Figure 2. Pass-Band Ripple

f – 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

AMPLITUDE

vs

FREQUENCY

DAC ANALOG LOW-PASS FILTER FREQUENCY RESPONSE

Figure 3. Pass-Band Characteristics

−2.0

−1.5

−1.0

−0.5

0.0

f – Frequency – kHz

AMPLITUDE

vs

FREQUENCY

0.01

1

10

100

0.1

Figure 4. Stop-Band Characteristics

−80

−60

−40

−20

0

f – Frequency – kHz

AMPLITUDE

vs

FREQUENCY

1

100

1k

10k

10

All specifications at TA = 25°C, VBUS = 5 V, fS = 44.1 kHz, fIN = 1 kHz, 16-bit data, unless otherwise noted.