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參數(shù)資料
| 型號： | DDC112UK |
| 英文描述： | Dual Current Input 20-Bit ANALOG-TO-DIGITAL CONVERTER |
| 中文描述： | 雙路電流輸入20位模擬數(shù)字轉(zhuǎn)換器 |
| 文件頁數(shù)： | 15/24頁 |
| 文件大?。?/td> | 210K |
| 代理商： | DDC112UK |
DDC112
15
CLK = 10MHz
CLK = 15MHz
SYMBOL
DESCRIPTION
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
T
INT
t
12
t
13
t
15
Integration Time (non-continuous mode)
A/D Conversion Time (internally controlled)
A/D Conversion Reset Time (internally controlled)
Integrator and A/D Conversion Reset Time
(internally controlled)
Total A/D Conversion and Rest Time
(internally controlled)
Release Time
50
1,000,000
50
1,000,000
μ
s
μ
s
μ
s
μ
s
202.2
13.2
37.8
134.6
8.8
25.2
t
16
910.8
606.6
μ
s
t
17
24
24
μ
s
FIGURE 14. Conversion Detail for the Internal Operation of the Non-Continuous Mode with Side A Integrated First.
t
12
T
INT
T
INT
t
16
t
12
t
13
t
15
t
17
Release
State
End Integration Side A
Start Integration Side B
End Integration Side B
Wait State
Side A
Data Ready
Side B
Data Ready
Start Integration Side A
Start Integration Side A
CONV
A/D Conversion
Input 1
A/D Conversion
Input 2
DVALID
t
12
T
INT
T
INT
t
16
t
12
t
13
t
15
t
17
CONV
A/D Conversion
Input 1
A/D Conversion
Input 2
DVALID
Release
State
End Integration Side B
Start Integration Side A
End Integration Side A
Wait State
Side B
Data Ready
Side A
Data Ready
Start Integration Side B
Start Integration Side B
FIGURE 15. Internal Operation Timing Diagram of the Non-Continuous Mode with Side B Integrated First.
TABLE VII. Internal Timing for the DDC112 in the Non-Continuous Mode.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DDC112UK | 制造商:Texas Instruments 功能描述:DUAL CURRENT INPUT 20 BIT ANALOG/DIGITAL |
| DDC112UK | 制造商:Texas Instruments 功能描述:20BIT ADC DUAL SMD SOIC28 112 |
| DDC112UK/1K | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Dual Current Input 20-Bit 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 |
| DDC112UK/1KG4 | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Dual Current Input 20-Bit 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 |
| DDC112UKG4 | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Dual Current Input 20B ADC 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 |
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