STAC9227 Datasheet, PDF (20/237 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Parameter
Conditions
AVdd Min Typ Max
Unit
A/D Digital Filter Pass Band (Note
5)
All
20
-
19,200
Hz
A/D Digital Filter Transition Band
All 19,200
-
28,800
Hz
A/D Digital Filter Stop Band
All 28,800 -
-
Hz
A/D Digital Filter Stop Band
Rejection (Note 6)
All -100
-
-
dB
Group Delay (48 KHz sample
rate)
All
-
-
1
ms
Any Analog Input to ADC
Crosstalk
10 KHz Signal Frequency All
-
-85
-
dB
Any Analog Input to ADC
Crosstalk
1 KHz Signal Frequency
All
-
-80
-
dB
Spurious Tone Rejection
All
-
-100
-
dB
Attenuation, Gain Step Size
ANALOG
All
-
1.5
-
dB
Interchannel Gain Mismatch ADC
All
-
-
0.5
dB
Noise Floor when 40dB Mic Boost
Enabled
All
0.01
mV
40dB Mic Boost Enabled SNR
5 mV Input
All
60
dB
40dB Mic Boos Enabled THD+N
5 mV Input
All
55
dB
Power Supply
Power Supply Rejection Ratio
1 KHz
All
-
-70
-
dB
Power Supply Rejection Ratio
20 KHz
All
-
-40
-
dB
D0 Didd
3.3 V
75
90
mA
D0 Aidd
5.0 V, 4.5 V, & 4.0 V, 3.3 V
85
mA
D1 Didd
3.3 V
75
90
mA
D1 Aidd
5.0 V, 4.5 V, & 4.0 V, 3.3 V
85
mA
D2 Didd
3.3 V
23
30
mA
D2 Aidd
5.0 V, 4.5 V, & 4.0 V, 3.3 V
58
mA
D3 Didd
3.3 V
23
30
mA
D3 Aidd
5.0 V, 4.5 V, & 4.0 V, 3.3 V
37
mA
One Stereo ADC Didd
3.3 V
8
10
mA
One Stereo ADC Aidd
5.0 V, 4.5 V, & 4.0 V, 3.3 V
10
mA
One Stereo DAC Didd
3.3 V
3
5
mA
One Stereo DAC Aidd
5.0 V, 4.5 V, & 4.0 V, 3.3 V
2
mA
CD Input
CD Common Mode Rejection
(CMR)
All
50
55
dB
Voltage Reference Outputs
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
20
IDT CONFIDENTIAL
STAC9227/9228/9229/9230V 1.0 MARCH 2007