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AD1870 Datasheet(PDF) 2 Page - Analog Devices

Part No. AD1870
Description  Single-Supply 16-Bit Stereo ADC
Download  20 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD1870 Datasheet(HTML) 2 Page - Analog Devices

 
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AD1870–SPECIFICATIONS
REV. 0
–2–
TEST CONDITIONS UNLESS OTHERWISE NOTED
Supply Voltages
5.0
V
Ambient Temperature
25
°C
Input Clock (fCLKIN) [256
× fS]
12.288
MHz
Input Signal
991.768
Hz
–0.5
dB Full Scale
Measurement Bandwidth
23.2 Hz to 19.998 kHz
Load Capacitance on Digital Outputs
50
pF
Input Voltage HI (VIH)
2.4
V
Input Voltage LO (VIL)
0.8
V
Master Mode, Data I
2S-Justified (Refer to Figure 14).
Device Under Test (DUT) bypassed and decoupled as shown in Figure 3.
DUT is antialiased and ac-coupled as shown in Figure 2. DUT is calibrated.
Values in bold typeface are tested, all others are guaranteed but not tested.
ANALOG PERFORMANCE
Min
Typ
Max
Unit
Resolution
16
Bits
Dynamic Range (20 Hz to 20 kHz, –60 dB Input)
Without A-Weight Filter
89
93
dB
With A-Weight Filter
92
96
dB
Signal to (THD + Noise)
86.5
90.5
dB
Signal to THD
94
dB
Analog Inputs
Single-Ended Input Range (
± Full Scale)*
VREF
± 1.49
V
Input Impedance at Each Input Pin
32
k
VREF
2.05
2.25
2.55
V
DC Accuracy
Gain Error
±0.5
2.5
%
Interchannel Gain Mismatch
0.05
dB
Gain Drift
115
ppm/
°C
Midscale Offset Error (After Calibration)
±3
20
LSBs
Midscale Drift
–0.2
LSB/
°C
Crosstalk (EIAJ Method)
–110
–100
dB
*VIN p-p = VREF
× 1.326.
Minimum Input
V
V
Maximum Input
V
V
REF
REF
REF
REF
=
×
=+
×




.
.
1 326
2
1 326
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