PCM3010

SLES055 – NOVEMBER 2002

9

www.ti.com

TYPICAL PERFORMANCE CURVES OF INTERNAL FILTER (ADC PORTION)

digital filter

Figure 2. Overall Characteristics

Frequency [

× fS]

–200

–150

–100

–50

0

0

8

16

24

32

AMPLITUDE

vs

FREQUENCY

Figure 3. Stop-Band Attenuation Characteristics

Frequency [

× fS]

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

0.0

0.2

0.4

0.6

0.8

1.0

AMPLITUDE

vs

FREQUENCY

–1.0

–0.8

–0.6

–0.4

–0.2

–0.0

0.2

0.0

0.1

0.2

0.3

0.4

0.5

Frequency [

× fS]

AMPLITUDE

vs

FREQUENCY

0.0

Figure 4. Pass-Band Ripple Characteristics

Figure 5. Transient Band Characteristics

Frequency [

× fS]

–10

–9

–8

–7

–6

–5

–4

–3

–2

–1

0

0.45 0.46 0.47 0.48 0.49 0.50 0.51 0.52 0.53 0.54 0.55

AMPLITUDE

vs

FREQUENCY

–4.13 dB @ 0.5 fS

All specifications at TA = 25°C, VCC1 = VCC2 = 5 V, VDD = 3.3 V, fS = 44.1 kHz, SCKI = 384 fS, 24-bit data, unless otherwise noted.