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AD1986AJSTZ Datasheet(Fiches technique) 5 Page - Analog Devices

Numéro de pièce AD1986AJSTZ
Description  AC ’97 and HD Audio SoundMAX Codec
Télécharger  56 Pages
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Fabricant  AD [Analog Devices]
Site Internet  http://www.analog.com
Logo AD - Analog Devices

AD1986AJSTZ Datasheet(HTML) 5 Page - Analog Devices

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AD1986A
Rev. 0 | Page 5 of 56
SPECIFICATIONS
Test conditions, unless otherwise noted.
Table 1.
Parameter
Typ
Unit
Temperature
25
°C
Digital Supply (DVDD)
3.3 ± 10%
V
Analog Supply (AVDD)
5.0 ± 10%
V
Sample Rate (FS)
48
kHz
Input Signal
1.0
kHz
Analog Output Pass Band
20 Hz–20 kHz
VIH
2.0
V
VIL
0.8
V
VIH
2.4
V
VIL
0.6
V
DAC Test Conditions
Calibrated
Output −3 dB Relative to Full Scale
10 kΩ Output Load: Line (Surround), Mono
32 Ω Output Load: Headphone
2 kΩ Output Load: Center, LFE
ADC Test Conditions
Calibrated
0 dB PGA Gain
Input −3.0 dB Relative to Full Scale
Table 2. Analog Input
Input Voltage
Min
Typ
Max
Unit
MIC_1/2, LINE_IN, CD, AUX, PHONE_IN (No Preamp)
1
Vrms1
C/LFE and SURROUND (When Used as Inputs)
2.83
V p-p
MIC_1/2, LINE_IN, C/LFE With 30 dB Preamp
0.032
Vrms
0.089
V p-p
MIC_1/2, LINE_IN, C/LFE With 20 dB Preamp
0.1
Vrms
0.283
V p-p
MIC_1/2, LINE_IN, C/LFE With 10 dB Preamp
0.316
Vrms
0.894
V p-p
Input Impedance2
20
kΩ
Input Capacitance2
5
7.5
pF
1 RMS values assume sine wave input.
2 Guaranteed by design, not production tested.
Table 3. Master Volume
Parameter
Min
Typ
Max
Unit
Step Size (LINE_OUT, HP Out, Mono Out, SURROUND, CENTER, LFE)
−1.5
dB
Output Attenuation Range (0 dB to –46.5 dB)
−46.5
dB
Mute Attenuation of 0 dB Fundamental2
−80
dB
Table 4. Programmable Gain Amplifier—ADC
Parameter
Min
Typ
Max
Unit
Step Size
1.5
dB
PGA Gain Range Span (0 dB to 22.5 dB)
22.5
dB


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