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參數(shù)資料
| 型號(hào)： | AD1888JST |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | CONNECTOR |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP48 |
| 封裝： | MS-026BBC, LQFP-48 |
| 文件頁數(shù)： | 3/32頁 |
| 文件大?。?/td> | 312K |
| 代理商： | AD1888JST |
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REV. 0
AD1888
–3–
Parameter
Min
Typ
Max
Unit
ANALOG-TO-DIGITAL CONVERTERS
Resolution
Total Harmonic Distortion (THD) AV
DD
= 5.0 V
Dynamic Range (–60 dB Input THD + N Referenced to FS, A-Weighted)
AV
DD
= 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)
16
–78
Bits
dB
80
84
dB
dB
–85
–85
±
10
±
0.5
±
10
dB
dB
%
dB
mV
DIGITAL-TO-ANALOG CONVERTERS
Resolution
Total Harmonic Distortion (THD), LINE_OUT, AV
DD
= 5.0 V
Total Harmonic Distortion (THD), HP_OUT, AV
DD
= 5.0 V
Total Harmonic Distortion (THD), CENTER/LFE, AV
DD
= 5.0 V
Dynamic Range (–60 dB Input THD + N Referenced to FS A-Weighted)
AV
DD
= 5.0 V, All Outputs
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 k
Load)
*
Total Audible Out-of-Band Energy
*
(Measured from 0.6 f
S
to 20 kHz)
ANALOG OUTPUT
Full-Scale Output Voltage; LINE_OUT/MONO_OUT, CENTER_OUT,
LFE_OUT
20
–80
–70
–80
Bits
dB
dB
dB
90
88
±
10
±
0.7
–80
dB
dB
%
dB
dB
–40
dB
1
2.83
300
V rms
V p-p
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
V
REF
V
REF_OUT
(V
REFH
= 0)
V
REF_OUT
(V
REFH
= 1)
V
REF_OUT
Current Drive
Mute Click (Muted Output Minus Unmuted Midscale DAC Output)
10
k
pF
pF
V rms
V
V
V
mA
mV
15
100
1
32
2.05
2.25
2.25
3.65
2.45
5
±
5
STATIC DIGITAL SPECIFICATIONS
High Level Input Voltage (V
IH
): Digital Inputs
Low Level Input Voltage (V
IL
)
High Level Output Voltage (V
OH
), I
OH
= 2 mA
Low Level Output Voltage (V
OL
), I
OL
= 2 mA
Input Leakage Current
Output Leakage Current
0.65
DV
DD
V
V
V
V
μ
A
μ
A
0.35
DV
DD
0.9 DV
DD
0.1 DV
DD
+10
+10
–10
–10
POWER SUPPLY
Power Supply Range, Analog (AV
DD
)
Power Supply Range, Digital (DV
DD
)
Power Dissipation 5 V/3.3 V
Analog Supply Current 5 V (AV
DD
)
Digital Supply Current 3.3 V (DV
DD
)
Power Supply Rejection (100 mV p-p Signal @ 1 kHz)
*
(At Both Analog and Digital Supply Pins, Both ADCs and DACs)
4.75
3.15
5.25
3.45
V
V
mW
mA
mA
563
70
53
–40
dB
*
Guaranteed but not tested.
Specifications subject to change without notice.
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|---|---|
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