參數(shù)資料
型號: XE3006
廠商: Electronic Theatre Controls, Inc.
元件分類: Codec
英文描述: Low-Power Audio CODEC
中文描述: 低功耗音頻CODEC
文件頁數(shù): 19/32頁
文件大?。?/td> 465K
代理商: XE3006
Data Sheet
XE3005/XE3006
19
D0212-116
5.3 Electrical Characteristics
The operating conditions in this section are: VDD = 3.0 V, T = 25°C.
5.3.1
Digital Inputs and Outputs, FSYNC = 20 kHz, output not loaded
Parameter
Test
Conditions
IO = -360uA
Min
Typ
Max
Unit
VOH
High-level output voltage, DOUT
2.4
VDD+0.5
V
VOL
Low-level output voltage, DOUT
IO = 2mA
VSSD-0.5
0.4
V
IIH
High-level input current, any digital input
VIH = 3.3 V
10
uA
IIL
Low-level input current, any digital input
VIL = 0.6 V
10
uA
Ci
Input capacitance
10
pF
Co
Output capacitance
10
pF
5.3.2
ADC Dynamic Performance, FSYNC = 20 kHz
Parameter
Test Conditions
Pre-amp gain = 5x
Vin=250mV (full scale)
full scale
Min
Typ
Max
Unit
SNR
Signal-to-noise ratio
72
78
dB
THD
Total harmonic distortion
0.5
%
Flo
Low cut-off frequency (-3 dB), See Note 1
FSYNC = 20 kHz
60
70
80
Hz
Fhi
High cut-off frequency (-3 dB), See Note 2 FSYNC = 20 kHz
10
kHz
GD
Note 1) Flo is proportional to FSYNC
Note 2) Fhi equals FSYNC/2
Group delay
FSYNC = 20 kHz
150
us
5.3.3
ADC Channel Characteristics, FSYNC = 20 kHz
Parameter
Test Conditions
Pre-amp gain = 5x
Min
Typ
Max
270
Unit
Vipp
Peak-to-peak input voltage (single ended)
Pre-amp gain = 20x
A-weighted, 100 Hz-10 kHz
pre-amp gain = 5x
A-weighted, 100 Hz-10 kHz
pre-amp gain = 20x
Pre-amp gain = 5x
Vin=250mV (full scale)
Up to 1 kHz
Preamp-gain = 5x
Preamp gain = 20x
VDD 1.8-3.3V
VDD 1.8-3.3V
VDD 1.8-3.3V
VDD 1.8-3.3V
65
mV
20
Vneq
Equivalent input noise
5
μV rms
Dynamic range
72
1
78
60
50
200
+/- 0.1
-60
6.7
+/- 5
dB
dB
PSRR
Power supply rejection ratio, input referred
Cin
Input capacitor
pF
Rin
Eg
INL
Input resistance VIN – VSSA
gain error
offset error
input noise
Integral non linearity
MOhm
[%]
LSB
LSB
LSB
DNL
Differential non linearity
VDD 1.8-3.3V
+/- 0.1
LSB
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