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參數(shù)資料
| 型號： | AD1981HD |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | Codec |
| 英文描述： | HD Audio SoundMAX Codec |
| 中文描述： | 高清音頻SoundMAX編解碼器 |
| 文件頁數(shù)： | 4/16頁 |
| 文件大小： | 201K |
| 代理商： | AD1981HD |
AD1981HD
SPECIFICATIONS
Test conditions, unless otherwise noted.
Rev. 0 | Page 4 of 16
Table 1. Test Conditions
Parameter
TEMPERATURE
DIGITAL SUPPLY (DV
DD
)
ANALOG SUPPLY (AV
DD
)
SAMPLE RATE (F
S
)
INPUT SIGNAL
ANALOG OUTPUT PASS BAND
V
IH
V
IL
V
IH
V
IL
Typ
25
3.3 ±10%
5.0 ±10%
48
1.0
20 to 20,000
2.0
0.8
2.4
0.6
Unit
°C
V
V
kHz
kHz
Hz
V
V
V
V
DAC Test Conditions
Calibrated
Output 3 dB relative to full scale
10 kΩ output load, Ports C, D, F, and mono
32 Ω output load, Port A
ADC Test Conditions
Calibrated
0 dB PGA gain
Input 3.0 dB relative to full scale
Input sourced on Port B, 0 dB boost
Table 2. Analog Input
Parameter
PORTS B, C, D, E: 0 dB
PORTS B, C, D, E: 30 dB
PORTS B, C, D, E: 20 dB
PORTS B, C, D, E: 10 dB
PORT F, CD IN
INPUT IMPEDANCE
2
INPUT CAPACITANCE
Min
Typ
1
2.83
0.032
0.089
0.1
0.283
0.316
0.894
1
2.83
20
5
Max
7.5
Unit
V rms
1
V p-p
V rms
V p-p
V rms
V p-p
V rms
V p-p
V rms
V p-p
kΩ
pF
1
RMS values assume sine wave input.
2
Guaranteed by design; not production tested.
Table 3. Master Volume
Parameter
STEP SIZE (Ports A, B, C, D, E, MONO_OUT)
OUTPUT GAIN RANGE
MUTE ATTENUATION OF 0 dB FUNDAMENTAL
Min
–46.5
80
Typ
1.5
Max
+3
Unit
dB
dB
dB
1
Guaranteed by design; not production tested.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AD1981HDJSTZ | HD Audio SoundMAX Codec |
| AD1981HDJSTZ-REEL | HD Audio SoundMAX Codec |
| AD1983 | HD Audio SoundMAX Codec |
| AD1983JCPZ | HD Audio SoundMAX Codec |
| AD1983JCPZ-REEL | HD Audio SoundMAX Codec |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD1981HDJSTZ | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 20-Bit/24-Bit 48-Pin LQFP |
| AD1981HDJSTZ-REEL | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 2DAC 20-Bit/24-Bit 48-Pin LQFP T/R |
| AD1983 | 制造商:AD 制造商全稱:Analog Devices 功能描述:HD Audio SoundMAX Codec |
| AD1983JCPZ | 制造商:AD 制造商全稱:Analog Devices 功能描述:HD Audio SoundMAX Codec |
| AD1983JCPZ-REEL | 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述: |
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