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參數(shù)資料
| 型號： | EVAL-AD1974EB |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | Codec |
| 英文描述： | 4 ADC with PLL, 192 kHz, 24-Bit Codec |
| 中文描述： | 4 ADC，具有鎖相環(huán)，192千赫，24位編解碼器 |
| 文件頁數(shù)： | 3/24頁 |
| 文件大小： | 307K |
| 代理商： | EVAL-AD1974EB |
AD1974
SPECIFICATIONS
TEST CONDITIONS
Performance of all channels is identical, exclusive of the interchannel gain mismatch and interchannel phase deviation specifications.
Rev. 0 | Page 3 of 24
1
Functionally guaranteed at 40°C to +125°C case temperature.
Supply Voltages (AVDD, DVDD)
3.3 V
Temperature Range
1
As specified in Table 1 and Table 2
Master Clock
12.288 MHz (48 kHz f
S
, 256 × f
S
mode)
Input Sample Rate
48 kHz
Measurement Bandwidth
20 Hz to 20 kHz
Word Width
24 bits
Load Capacitance (Digital Output)
20 pF
Load Current (Digital Output)
±1 mA or 1.5 kΩ to DVDD supply
Input Voltage High
2.0 V
Input Voltage Low
0.8 V
ANALOG PERFORMANCE SPECIFICATIONS
Specifications guaranteed at 25°C (ambient).
Table 1.
Parameter
ANALOG-TO-DIGITAL CONVERTERS
ADC Resolution
Full-Scale Input Voltage (Differential)
Dynamic Range
No Filter (RMS)
With A-Weighted Filter (RMS)
Total Harmonic Distortion + Noise (THD + N)
Gain Error
Interchannel Gain Mismatch
Offset Error
Gain Drift
Interchannel Isolation
CMRR
Input Resistance
Input Capacitance
Input Common-Mode Bias Voltage
REFERENCE
Internal Reference Voltage
External Reference Voltage
Common-Mode Reference Output
Conditions
All ADCs
20 Hz to 20 kHz, 60 dB input
1 dBFS
100 mV rms, 1 kHz
100 mV rms, 20 kHz
FILTR pin
FILTR pin
CM pin
Min
98
100
10
0.25
10
1.32
Typ
24
1.9
102
105
96
0
100
110
55
55
14
10
1.5
1.50
1.50
1.50
Max
87
+10
+0.25
+10
1.68
Unit
Bits
V rms
dB
dB
dB
%
dB
mV
ppm/°C
dB
dB
dB
kΩ
pF
V
V
V
V
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相關(guān)代理商/技術(shù)參數(shù) |
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