參數(shù)資料
型號: ADS5270
英文描述: 8-Channel, 12-Bit, 40MSPS ADC with Serial LVDS Interface
中文描述: 8通道,12位,40MSPS的ADC的串行LVDS接口
文件頁數(shù): 11/18頁
文件大?。?/td> 439K
代理商: ADS5270
"#$%&
SBAS293D JANUARY 2004 REVISED MAY 2004
www.ti.com
11
TYPICAL CHARACTERISTICS (continued)
Typical values are at TA = 25
°
C, clock frequency = maximum specified, 50% clock duty cycle, AVDD = 3.3V, LVDD = 3.3V, 1dBFS,
ISET= 56k
, internal voltage reference, and LVDS buffer current at 3.5mA per channel, unless otherwise noted.
INTEGRAL NONLINEARITY
I
Code
2.0
1.5
1.0
0.5
0
0.5
1.0
1.5
2.0
0
1536
2048
2560
3072
3584
512
1024
4096
f
IN
= 5MHz
SWEPT INPUT POWER
S
Input Amplitude (A)
100
90
80
70
60
50
40
30
20
10
0
70
60
30
20
10
50
40
0
f
IN
= 10MHz
SNR (dBFS)
SNR (dBc)
SFDR (dBc)
DYNAMIC PERFORMANCE vs INPUT FREQUENCY
S
Input Frequency (MHz)
95
90
85
80
75
70
65
60
55
5
20
25
30
35
40
45
10
15
50
SFDR
SNR
SWEPT INPUT POWER
S
Input Amplitude (A)
100
90
80
70
60
50
40
30
20
10
0
70
60
30
20
10
50
40
0
f
IN
= 5MHz
SNR (dBFS)
SNR (dBc)
SFDR (dBc)
DYNAMIC PERFORMANCE vs DUTY CYCLE
S
Duty Cycle (%)
90
85
80
75
70
65
60
55
20
50
60
70
30
40
80
f
IN
= 5MHz
SFDR
SNR
DYNAMIC PERFORMANCE vs CLOCK FREQUENCY
S
Clock Frequency (MHz)
90
85
80
75
70
65
60
55
20
35
40
25
30
45
SFDR
SNR
SINAD
f
IN
= 5MHz
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