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參數(shù)資料
| 型號： | ADS821 |
| 英文描述： | 10-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| 中文描述： | 10位，40MHz的采樣模擬數(shù)字轉(zhuǎn)換器 |
| 文件頁數(shù)： | 13/18頁 |
| 文件大?。?/td> | 384K |
| 代理商： | ADS821 |
www.ti.com
ADS821
SBAS040B
13
FIGURE 9. A Wideband DC-Coupled, Single-Ended to Differential Input Driver Circuit.
FIGURE 8. A Low-Distortion DC-Coupled, Single-Ended to Differential Input Driver Circuit.
604
301
301
301
604
49.9
301
604
2.49k
2.49k
+2.25V
OPA842
OPA130
301
0.1
μ
F
OPA842
OPA842
+5V
–
5V
+5V
(2)
+5V
–
5V
+5V
+5V
+5V
–
5V
BAS16
(1)
BAS16
(1)
301
24.9
Input Level
Shift Buffer
Optional
High Impedance
Input Amplifier
DC-Coupled
Input Signal
26 IN
22 CM
27 IN
ADS821
NOTES: (1) A Philips BAS16 diode or equivalent may be used.
(2) Supply bypassing not shown.
22pF
22pF
604
0.1
μ
F
0.1
μ
F
50
1k
OTA
OPA860
OPA860
+1
+1
OPA130
1nF
OTA
–
5V
+5V
DC-Coupled
Input Signal
27 IN
22 CM
26 IN
ADS821
NOTE: Power supplies and bypassing not shown. The measured SNR performance with 12.5MHz input signal is 57dB with this driver circuit.
1k
500
500
1k
200
243
200
3
B
2
3
2
8
5
C
6
1
6
1
8
5
C
E
E
3
2
B
200
C
15pF
22pF
22pF
0.1
μ
F
2k
V
OUT
V
OUT
–
5V
243
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ADS821E | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ADS821E/1K | 制造商:BB 制造商全稱:BB 功能描述:10-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS821U | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 40 MSPS SE/ Diff Input 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 |
| ADS821U | 制造商:Texas Instruments 功能描述:10 bit sampling analog/digital converter |
| ADS821U | 制造商:Texas Instruments 功能描述:IC 10BIT ADC 40SPS 28-SOIC |
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