AD1980 데이터 시트보기 (PDF) - Analog Devices
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AD1980 Datasheet PDF : 32 Pages
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AD1980
Parameter
Min
ANALOG-TO-DIGITAL CONVERTERS
Resolution
Total Harmonic Distortion (THD) AVDD = 5.0 V
Dynamic Range (–60 dB Input THD + N Referenced to FS, A-Weighted)
AVDD = 5.0 V
Signal-to-Intermodulation Distortion* (CCIF Method)
ADC Crosstalk*
Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)
LINE_IN to Other
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
ADC Offset Error* (0 dB Gain, HPF On)
DIGITAL-TO-ANALOG CONVERTERS
Resolution
Total Harmonic Distortion (THD), LINE_OUT, AVDD = 5.0 V
Total Harmonic Distortion (THD), HP_OUT, AVDD = 5.0 V
Total Harmonic Distortion (THD), CENTER/LFE, AVDD = 5.0 V
Dynamic Range (–60 dB Input THD + N Referenced to FS A-Weighted)
AVDD = 5.0 V
Signal-to-Intermodulation Distortion* (CCIF Method)
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
DAC Crosstalk (Input L, Zero R, Read LINE_OUT_R; Input R,
Zero L, Read LINE_OUT_L, 10 kΩ Load)*
Total Audible Out-of-Band Energy* (Measured from 0.6 ϫ fS to 20 kHz)
ANALOG OUTPUT
Full-Scale Output Voltage; LINE_OUT/MONO_OUT, CENTER_OUT,
LFE_OUT
Output Impedance*
External Load Impedance* (LINE_OUT, CENTER_OUT/LFE_OUT,
MONO_OUT)
Output Capacitance*
External Load Capacitance*
Full-Scale Output Voltage; HP_OUT (0 dB Gain)
External Load Impedance*; HP_OUT
VREF
VREF_OUT (VREFH = 0)
VREF_OUT (VREFH = 1)
VREF_OUT Current Drive
Mute Click (Muted Output Minus Unmuted Midscale DAC Output)
STATIC DIGITAL SPECIFICATIONS
High Level Input Voltage (VIH): Digital Inputs
Low Level Input Voltage (VIL)
High Level Output Voltage (VOH), IOH = 2 mA
Low Level Output Voltage (VOL), IOL = 2 mA
Input Leakage Current
Output Leakage Current
POWER SUPPLY
Power Supply Range; Analog (AVDD)
Power Supply Range; Digital (DVDD)
Power Dissipation 5 V/3.3 V
Analog Supply Current 5 V (AVDD)
Digital Supply Current 3.3 V (DVDD)
Power Supply Rejection (100 mV p-p Signal @ 1 kHz)*
(At Both Analog and Digital Supply Pins, Both ADCs and DACs)
*Guaranteed but not tested.
Specifications subject to change without notice.
10
32
2.05
0.65 ϫ DVDD
0.9 ϫ DVDD
–10
–10
4.75
3.15
REV. 0
–3–
Typ
16
–78
82
84
–95
–90
20
–90
–73
–82.5
90
88
–40
1
2.83
15
1
2.25
2.25
3.65
±5
563
70
53
40
Max
–90
–85
± 10
± 0.5
± 10
± 10
± 0.7
–80
800
100
2.45
5
0.35 ϫ DVDD
0.1 ϫ DVDD
+10
+10
5.25
3.45
Unit
Bits
dB
dB
dB
dB
dB
%
dB
mV
Bits
dB
dB
dB
dB
dB
%
dB
dB
dB
V rms
V p-p
Ω
kΩ
pF
pF
V rms
Ω
V
V
V
mA
mV
V
V
V
V
µA
µA
V
V
mW
mA
mA
dB
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