參數(shù)資料
型號(hào): ADC1206S040H
廠商: NXP Semiconductors N.V.
元件分類: 外設(shè)及接口
英文描述: Single 12 bits ADC up to 40 Msps
封裝: ADC1206S040H/C1<SOT307-2 (QFP44)|<<http://www.nxp.com/packages/SOT307-2.html<1<Always Pb-free,;ADC1206S040H/C1<SOT307-2 (QFP44)|<<http://www.nxp.com/packages/SOT307-2.htm
文件頁(yè)數(shù): 27/32頁(yè)
文件大?。?/td> 513K
代理商: ADC1206S040H
ADC1206S040_055_070_2
NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 02 — 12 August 2008
27 of 32
NXP Semiconductors
ADC1206S040/055/070
Single 12 bits ADC, up to 40 MHz, 55 MHz or 70 MHz
13.2.3
Total Harmonic Distortion (THD)
The ratio of the power of the harmonics to the power of the fundamental. For k-1
harmonics the THD is:
where
The value of k is usually 6 (i.e. calculation of THD is done on the first 5 harmonics).
13.2.4
Signal-to-Noise ratio (S/N)
The ratio of the output signal power to the noise power, excluding the harmonics and the
P
P
noise
DC component.
13.2.5
Spurious Free Dynamic Range (SFDR)
The number SFDR specifies available signal range as the spectral distance between the
amplitude of the fundamental and the amplitude of the largest spurious (harmonic and
non-harmonic, excluding DC component).
13.3 Intermodulation distortion
13.3.1
Spectral analysis (dual-tone)
From a dual-tone input sinusoid (f
t
1 and f
t
2, these frequencies being chosen according to
the coherence criterion), the intermodulation distortion products IMD2 and IMD3
(respectively, 2nd and 3rd order components) are defined, as follows.
THD dB
]
10
P
P
signal
--------------------------
log
=
P
harmonics
α
2
2
α
3
2
α
k
2
+
+
=
P
signal
α
1
2
=
S/N
dB
[
]
10
----------------
log
=
SFDR dB
]
20
α
max s
( )
-----------------
log
=
Fig 27. Spectral analysis (dual-tone)
014aaa384
80
120
40
0
(dB)
160
measured output range (HHz)
0
30
20
10
5
25
15
IMD3
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADC1206S040H/C1,51 功能描述:模數(shù)轉(zhuǎn)換器 - ADC SGL 12BIT ADC 40MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADC1206S040H/C1,55 功能描述:模數(shù)轉(zhuǎn)換器 - ADC IC ADC 12BIT PAR 40MHZ RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADC1206S040H/C1-T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC SGL 12BIT ADC 40MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADC1206S040H-C1 制造商:Integrated Device Technology Inc 功能描述:QFP44 - Bulk
ADC1206S040H-C18 制造商:Integrated Device Technology Inc 功能描述:QFP44 - Tape and Reel