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參數(shù)資料
| 型號： | ADS7819UB |
| 英文描述： | 12-Bit 800kHz Sampling CMOS ANALOG-to-DIGITAL CONVERTER |
| 中文描述： | 12位800kHz采樣CMOS模擬數(shù)字轉(zhuǎn)換器 |
| 文件頁數(shù)： | 9/11頁 |
| 文件大小： | 317K |
| 代理商： | ADS7819UB |
2
ADS7819
9
FIGURE 2. Conversion Timing with Outputs Enabled After Conversion (CS Tied Low).
t
9
Hi-Z State
t
8
BUSY
R/C
DATA BUS
MODE
Acquire
Data Valid
t
10
Data Valid
Hi-Z State
Convert
Convert
t
7
t
6
t
3
t
4
t
1
t
2
t
5
Acquire
t
12
FIGURE 3. Using CS to Control Conversion and Read Timing.
t
9
Hi-Z State
BUSY
R/C
CS
DATA
BUS
MODE
Acquire
Data Valid
Hi-Z State
Convert
t
7
t
2
t
6
t
3
t
4
t
11
t
5
Acquire
t
13
t
11
t
1
t
11
t
11
FIGURE 4a. Circuit Diagram With External Hardware Trim.
NOTE: Use 1% metal film resistors. Trim offset at 0V first, then trim
gain at 2.5V.
50
AGND2
CAP
REF
AGND1
V
IN
+
0.1μF
10μF
V
IN
+5V
R
1
20k
P
1
5k
P
2
5k
R
2
604k
–5V
+5V
FIGURE 4b. Circuit Diagram Without External Hardware
Trim.
50
AGND2
CAP
REF
AGND1
V
IN
+
0.1μF
10μF
V
IN
相關PDF資料 |
PDF描述 |
|---|---|
| ADS7819 | CMOS Dual 4-Input NOR Gate 14-SOIC -55 to 125 |
| ADS7819P | CMOS Dual 4-Input NOR Gate 14-SOIC -55 to 125 |
| ADS7819U | 12-Bit 800kHz Sampling CMOS ANALOG-to-DIGITAL CONVERTER |
| ADS7820 | CMOS Dual 4-Input NOR Gate 14-SOIC -55 to 125 |
| ADS7820P | 12-Bit 10ms Sampling CMOS ANALOG-to-DIGITAL CONVERTER |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ADS7820 | 制造商:BB 制造商全稱:BB 功能描述:12-Bit 10ms Sampling CMOS ANALOG-to-DIGITAL CONVERTER |
| ADS7820P | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:BURR BROWN 功能描述:ANALOG 2000 DC S8J2B 制造商:Texas Instruments 功能描述: |
| ADS7820PB | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12bit 10 Micro-Sec RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結構: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| ADS7820U | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ADS7820UB | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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