AD1857 Просмотр технического описания (PDF) - Analog Devices
Номер в каталоге
Компоненты Описание
производитель
AD1857 Datasheet PDF : 16 Pages
| |||
AD1857/AD1858–SPECIFICATIONS
TEST CONDITIONS UNLESS OTHERWISE NOTED
Supply Voltages (AVDD, DVDD)
Ambient Temperature
Input Clock (FMCLK)
Input Signal
+5.0 V
25°C
11.2896 MHz (256 × FS Mode)
1.0013 kHz
–0.5 dB Full Scale
Input Sample Rate
44.1 kHz
Measurement Bandwidth
20 Hz to 20 kHz
AD1857 Input Data Wordwidth
18 Bits
AD1858 Input Data Wordwidth
16 Bits
Load Capacitance
100 pF
Load Impedance
47 kΩ
Input Voltage HI (VIH)
Input Voltage LO (VIL)
2.4 V
0.8 V
I2S-Justified Mode (Ref. Figure 7) for AD1857, Right-Justified Mode (Ref. Figure 8) for AD1858.
Performance of the right and left channels are identical (exclusive of the Interchannel Gain Mismatch and Interchannel Phase Deviation specifications).
Values in bold typeface are tested, all others are guaranteed, not tested.
ANALOG PERFORMANCE
Min
Typ
Max
AD1857 Resolution
AD1858 Resolution
Dynamic Range (20 Hz to 20 kHz, –60 dB Input)
No A-Weight Filter
With A-Weight Filter
Total Harmonic Distortion + Noise
Analog Outputs
Single-Ended Output Range (± Full Scale)
Output Impedance at Each Output Pin
Output Capacitance at Each Output Pin
Out-of-Band Energy (0.5 × FS to 100 kHz)
CMOUT
DC Accuracy
Gain Error
Interchannel Gain Mismatch
Gain Drift
Interchannel Crosstalk (EIAJ method)
Interchannel Phase Deviation
Mute Attenuation
De-emphasis Gain Error
18
16
91
94
–90
0.003
–85
0.006
2.8
3.0
3.2
<200
20
–72.5
2.1
2.25
2.4
± 3.0
0.01
150
–120
± 0.1
–100
؎7.5
؎0.2
300
–100
–90
± 0.1
Units
Bits
Bits
dB
dB
dB
%
V p-p
Ω
pF
dB
V
%
dB
ppm/°C
dB
Degrees
dB
dB
DIGITAL I/O
Input Voltage HI (VIH)
Input Voltage LO (VIL)
Input Leakage (IIH @ VIH = 2.4 V)
Input Leakage (IIL @ VIL = 0.8 V)
Input Capacitance
Min
Max
Units
2.4
V
0.8
V
10
µA
10
µA
20
pF
–2–
REV. 0
Share Link: 