(VA, VD
參數(shù)資料
型號: SI3000-C-GS
廠商: Silicon Laboratories Inc
文件頁數(shù): 30/34頁
文件大?。?/td> 0K
描述: IC VOICE CODEC 3.3V/5V 16SOIC
標準包裝: 48
類型: 語音頻帶編解碼器
數(shù)據(jù)接口: 串行
分辨率(位): 16 b
ADC / DAC 數(shù)量: 1 / 1
三角積分調(diào)變:
動態(tài)范圍,標準 ADC / DAC (db): 84 / 84
電壓 - 電源,模擬: 3 V ~ 5.25 V
電壓 - 電源,數(shù)字: 3 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 16-SOIC N
包裝: 管件
其它名稱: 336-2136-5
Si3000
Rev. 1.4
5
Table 4. AC Characteristics
(VA, VD = 5 V ±5% or 3.3 V ±10%, TA = 0 to 70°C)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
ADC Resolution
16
Bits
ADC Dynamic Range1,2
ADCDR
VIN = 1 kHz, –3 dB
80
84
dB
ADC Total Harmonic Distortion3
ADCTHD
VIN = 1 kHz, –3 dB, MIC/LINEI
–80
–62
dB
VA, VD = 3.3 V ±10%
VIN = 1 kHz, –3 dB, HDST
–80
–62
ADC Total Harmonic Distortion3
ADCTHD
VIN = 1 kHz, –3 dB, MIC/LINEI
–80
–76
dB
VA, VD = 5 V ±5%
VIN = 1 kHz, –3 dB, HDST
–80
–71
ADC Full Scale Level (0 dB gain)4
VRX
Vin = 1 kHz
1
Vrms
ADC Programmable Input Gain
–34.5
12
dB
ADC Input Gain Step Size
1.5
dB
ADC Freq Response5
FRR
Low –3 dB corner
33
Hz
ADC Freq Response5
FRR
300 Hz
–0.1
0
dB
ADC Freq Response
FRR
3400 Hz
–0.2
0
dB
Line In Preamp Gain
0/10/20
dB
Mic In Preamp Gain
0/10/20/
30
dB
ADC Input Resistance
0 dB Preamp Gain
20
k
ADC Input Capacitance
15
pF
ADC Gain Drift
AT
VIN = 1 kHz
0.002
dB/°C
DAC Resolution
16
Bits
DAC Dynamic Range1,2
DACDR
VIN = 1 kHz, –6 dB
80
84
dB
DAC Total Harmonic Distortion3
DACTHD
VIN=1 kHz,–6 dB,LINEO,600
–76
–60
dB
VA, VD = 3.3 V ±10%
VIN=1 kHz,–6 dB, SPKR, 60
–72
–60
VIN=1 kHz,–6 dB, HDST, 600
–80
–70
DAC Total Harmonic Distortion3
DACTHD
VIN=1 kHz,–3 dB,LINEO,600
–76
–65
dB
VA, VD = 5 V ±5%
VIN=1 kHz,–3 dB, SPKR, 60
–72
–65
VIN=1 kHz,–3 dB, HDST, 600
–80
–76
DAC Full Scale Level (0 dB gain)
VRX
1
Vrms
DAC Programmable Output Gain
–34.5
12
dB
Notes:
1.
DR = VIN + 20 log (RMS signal/RMS noise). Measurement bandwidth is 300 to 3400 Hz. Valid sample rate ranges
between 4000 and 12000 Hz.
2.
0 dB setting for analog and digital attenuation/gain.
3.
THD = 20 log (RMS distortion/RMS signal). Valid sample rate ranges between 4000 and 12000 Hz.
4.
At 0 dB gain setting, 1 Vrms input corresponds to –1.5 dB of full scale digital output code.
5.
These characteristics are determined by external components. See Figure 13.
6.
With a 600
load. Output starts clipping with half of full scale digital input, which corresponds to a 0.5 Vrms output.
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