參數(shù)資料
型號: AD7684BRM
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: 16-Bit, 100 kSPS PulSAR Differential ADC in MSOP
中文描述: 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8
封裝: MO-187-AA, MSOP-8
文件頁數(shù): 9/16頁
文件大?。?/td> 452K
代理商: AD7684BRM
AD7684
TYPICAL PERFORMANCE CHARACTERISTICS
Rev. 0 | Page 9 of 16
–3
–2
–1
0
1
2
3
0
16384
32768
CODE
49152
65536
I
0
POSITIVE INL = +0.83LSB
NEGATIVE INL = –1.07LSB
Figure 7. Integral Nonlinearity vs. Code
0
151
94794
18557
17388
182
0
20000
40000
60000
80000
100000
120000
FFFD FFFE FFFF
0000
CODE IN HEX
0001
0002
0003
0004
0005
C
VDD = REF = 2.5V
0
0
0
0
Figure 8. Histogram of a DC Input at the Code Center
180
160
140
120
100
80
60
40
20
0
0
0
10
20
30
40
FREQUENCY (kHz)
A
50
16384 POINT FFT
VDD = REF = 5V
f
S
= 100kSPS
f
IN
= 20.43kHz
Figure 9. FFT Plot
–3
–2
–1
0
1
2
3
0
16384
32768
CODE
49152
65536
D
0
POSITIVE DNL = +0.9LSB
NEGATIVE DNL = –0.45LSB
Figure 10. Differential Nonlinearity vs. Code
0
123872
4150
3050
0
50000
100000
150000
FFFB
FFFC
FFFD
FFFE
FFFF
CODE IN HEX
C
0
0
VDD = REF = 5V
Figure 11. Histogram of a DC Input at the Code Center
180
160
140
120
100
80
60
40
20
0
0
0
10
20
30
40
FREQUENCY (kHz)
A
50
16384 POINT FFT
VDD = REF = 2.5V
f
S
= 100kSPS
f
IN
= 20.43kHz
Figure 12. FFT Plot
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