參數(shù)資料
型號: ADS1251
廠商: Texas Instruments, Inc.
英文描述: "ResolutionPlus 24-Bit
中文描述: ResolutionPlus 24 位 20kHz 低功耗模數(shù)轉(zhuǎn)換器
文件頁數(shù): 14/17頁
文件大?。?/td> 323K
代理商: ADS1251
ADS1251
6
SBAS184A
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
At TA = +25°C, VDD = +5V, CLK = 8MHz, and VREF = 4.096, unless otherwise specified.
–60
–65
–70
–75
–80
–85
–90
–95
–100
–105
COMMON-MODE REJECTION RATIO
vs CLK FREQUENCY
Clock Frequency (MHz)
1
2
34
5
6
78
CMRR
at
60Hz
(dB)
–60
–65
–70
–75
–80
–85
–90
–95
–100
–105
COMMON-MODE REJECTION RATIO
vs COMMON-MODE FREQUENCY
Common-Mode Signal Frequency (Hz)
10
100
1k
10k
100k
CMRR
(dB)
1.65
1.60
1.55
1.50
1.45
1.40
CURRENT vs TEMPERATURE
Temperature (
°C)
–40
–20
0
20
40
60
80
100
Current
(mA)
9
8
7
6
5
4
3
2
1
0
POWER DISSIPATION vs CLK FREQUENCY
Clock Frequency (MHz)
01
2
3
4
5
7
68
Power
Dissipation
(mW)
35
30
25
20
15
10
5
0
V
REF CURRENT vs CLK FREQUENCY
Clock Frequency (MHz)
0.1
1
10
V
REF
Current
(
A)
0
–20
–40
–60
–80
–100
–120
–140
–160
TYPICAL FFT
(1kHz input at 0.1dB less than full-scale)
Frequency (kHz)
0
1
23
4
5
67
8
9
10
11
Relative
Magnitude
(dB)
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