ADAU1381BCPZ Analog Devices Inc, ADAU1381BCPZ Datasheet - Page 17

• Manufacturer Part Number: ADAU1381BCPZ
• Description: IC AUDIO CODEC STEREO LN 32LFCSP
• Manufacturer: Analog Devices Inc
• Type: Stereo Audior

Specifications of ADAU1381BCPZ

• Data Interface: Serial, SPI™
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 97 / 100
• Dynamic Range, Adcs / Dacs (db) Typ: 96.5 / 100
• Voltage - Supply, Analog: 1.8 V ~ 3.65 V
• Voltage - Supply, Digital: 1.63 V ~ 3.65 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, CSP Exposed Pad
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 3
• No. Of Output Channels: 3
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 100dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
Figure 10. ADC Decimation Filter Pass-Band Ripple, 64× Oversampling,
–100
–100
–0.02
–0.04
–0.06
–10
–20
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–90
0.04
0.02
0
0
0
0
0
Figure 11. ADC Decimation Filter, 128× Oversampling,
Figure 9. ADC Decimation Filter, 64× Oversampling,
0
0.1
0.1
0.05
0.2
0.2
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
0.10
0.3
0.3
Normalized to f
Normalized to f
Normalized to f
0.15
0.4
0.4
0.20
0.5
0.5
0.6
0.25
0.6
S
S
S
0.7
0.7
0.30
f
f
S
f
S
S
)
)
0.8
0.8
)
0.35
0.9
0.9
0.40
1.0
1.0
Rev. B | Page 17 of 84
Figure 12. ADC Decimation Filter Pass-Band Ripple, 128× Oversampling,
Figure
–0.02
–0.04
–0.06
–0.08
–0.10
–100
–0.02
–0.04
–0.06
0.10
0.08
0.06
0.04
0.02
–10
–20
–30
–40
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–70
–80
–90
0.04
0.02
0
0
14
0
0
0
Figure 13. ADC Decimation Filter, Double-Rate Mode,
. ADC Decimation Filter Pass-Band Ripple, Double-Rate Mode,
0
0.05
0.1
0.05
0.10
0.2
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
0.10
0.15
0.3
Normalized to f
Normalized to f
Normalized to f
0.15
0.20
0.4
0.20
0.25
0.5
0.30
0.6
0.25
S
S
S
0.35
0.7
0.30
f
f
S
S
f
S
)
0.40
)
0.8
)
0.35
ADAU1381
0.45
0.9
0.40
0.50
1.0