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STAC9750 Datasheet(PDF) 13 Page - Integrated Device Technology

Part # STAC9750
Description  VALUE-LINE TWO-CHANNEL AC??7 CODECS
PDF  73 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

STAC9750 Datasheet(HTML) 13 Page - Integrated Device Technology

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STAC9750/9751
VALUE-LINE TWO-CHANNEL AC’97 CODECS
PC AUDIO
IDT™
13
STAC9750/9751
V 5.8 103106
VALUE-LINE TWO-CHANNEL AC’97 CODECS
2.1.7.
STAC9751 Analog Performance Characteristics
(Tambient = 25 ºC, AVdd = DVdd = 3.3 V ± 5%, AVss=DVss=0 V; 1 KHz input sine wave; Sample Fre-
quency = 48 KHz; 0dB = 1 Vrms, 10 K
Ω/ 50 pF load, Testbench Characterization BW: 20 Hz –
20 KHz, 0dB settings on all gain stages)
Parameter
Min
Typ
Max
Unit
Full Scale Input Voltage:
All Analog Inputs except Microphone
-
1.0
-
Vrms
Microphone Inputs (Note 1)
-
0.03
-
Vrms
Full Scale Output:
Line Output
-
0.5
-
Vrms
PCM (DAC) to LINE_OUT
0.5
Vrms
MONO_OUT
-
0.5
-
Vrms
HEADPHONE_OUT (32
Ω load) (peak)
-
12.5
-
mW
Analog S/N: (Note 2)
CD to LINE_OUT
-
90
-
dB
Other to LINE_OUT
-
90
-
dB
D/A to LINE_OUT
-
89
-
dB
LINE_IN to A/D with High pass filter enabled
-
85
-
dB
Analog Frequency Response (Note 3)
20
-
20,000
Hz
Total Harmonic Distortion: (Note 4)
CD to LINE_OUT
-
89
-
dB
Other to LINE_OUT
-
89
-
dB
D/A to LINE_OUT (full scale)
-
89
-
dB
LINE_IN to A/D with High pass filter enabled
-
84
-
dB
HEADPHONE_OUT
74
80
-
dB
A/D & D/A Digital Filter Pass Band (Note 5)
20
-
19,200
Hz
A/D & D/A Digital Filter Transition Band
19,200
-
28,800
Hz
A/D & D/A Digital Filter Stop Band
28,800
-
-
Hz
A/D & D/A Digital Filter Stop Band Rejection (Note 6)
100
-
-
dB
DAC Out-of-Band Rejection (Note 7)
55
-
-
dB
Group Delay (48 KHz sample rate)
-
-
1
ms
Any Analog Input to LINE_OUT Crosstalk (10 KHz Signal Frequency)
-
70
-
dB
Any Analog Input to LINE_OUT Crosstalk (1 KHz Signal Frequency)
-
100
-
dB
Spurious Tone Rejection
-
100
-
dB
Attenuation, Gain Step Size
-
1.5
-
dB
Input Impedance (Note 8)
-
50
-
K
Ω
Input Capacitance
-
15
-
pF
VREF_OUT
-0.5 X AVdd
-
V
Table 1. STAC9751 Analog Performance Characteristics



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