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參數(shù)資料
| 型號： | ADS5421 |
| 英文描述： | PLUG, PCB, VERTICAL, 20WAY; Connector type:Wire-to-Board; Gender:Plug; Ways, No. of:20; Pitch, lead:1.27mm; Termination method:Solder; Material, contact:Phosphor Bronze; Plating, contact:Gold over Nickel; Rows, No. of:2; Pitch:0.05"; RoHS Compliant: Yes |
| 中文描述： | 14位，40MHz的采樣模擬數(shù)字轉(zhuǎn)換器 |
| 文件頁數(shù)： | 5/21頁 |
| 文件大?。?/td> | 395K |
| 代理商： | ADS5421 |
ADS5421
SBAS237D
5
www.ti.com
10 Clock Cycles
Data Invalid
t
D
t
DV
t
L
t
H
t
CONV
N – 10
N – 9
N – 8
N – 7
N – 6
N – 5
N – 4
N – 3
N – 2
N – 1
N
Data Out
Data Valid Output
Clock
Analog In
N
t
2
N + 1
N + 2
N + 3
N + 4
N + 5
N + 6
N + 7
N + 8
N + 9
N + 10
t
1
TIMING DIAGRAM
REFERENCE AND FULL-SCALE RANGE SELECT TABLE
DESIRED FULL-SCALE RANGE
SEL1
SEL2
INTERNAL V
REF
2V
1.5V
1V
4Vp-p
3Vp-p
2Vp-p
GND
GND
V
REF
GND
+V
SA
GND
NOTE: For external reference operation, tie V
to +V
. The full-scale range will be 2x the reference value. For example, selecting a 2V external reference
will set the full-scale values of 1.5V to 3.5V for both IN and IN inputs.
SYMBOL
DESCRIPTION
MIN
TYP
MAX
UNITS
t
CONV
t
L
t
H
t
D
t
1
t
2
t
DV
Convert Clock Period
Clock Pulse LOW
Clock Pulse HIGH
Aperture Delay
Data Hold Time, C
L
= 0pF
New Data Delay Time, C
L
= 15pF max
Data Valid Output, C
L
= 15pF
25
11.5
11.5
1
μ
s
ns
ns
ns
ns
ns
ns
ns
t
CONV
/2
t
CONV
/2
3
7.2
12.7
4.4
3.9
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| ADS5421R | 14-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS5421T | 14-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS5421Y | 14-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS5421K5 | 14-Bit, 62MSPS Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS7804U | 12-Bit 10ms Sampling CMOS ANALOG-to-DIGITAL CONVERTER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ADS5421EVM | 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 ADS5421 Evaluation Module RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V |
| ADS5421K5 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:14-Bit, 62MSPS Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS5421R | 制造商:BB 制造商全稱:BB 功能描述:14-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS5421T | 制造商:BB 制造商全稱:BB 功能描述:14-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
| ADS5421Y | 制造商:BB 制造商全稱:BB 功能描述:14-Bit, 40MHz Sampling ANALOG-TO-DIGITAL CONVERTER |
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