參數(shù)資料
型號(hào): ADS1601IPFBR
元件分類: ADC
英文描述: 16-BIT 1.25MSPS ANALOG TO DIGITAL CONVERTER
中文描述: 16位1.25MSPS時(shí)模數(shù)轉(zhuǎn)換器
文件頁數(shù): 11/26頁
文件大?。?/td> 386K
代理商: ADS1601IPFBR
SBAS322 DECEMBER 2004
www.ti.com
11
TYPICAL CHARACTERISTICS (continued)
All specifications at TA = 25
°
C, AVDD = 5V, DVDD = IOVDD = 3V, fCLK = 20MHz, VREF = +3V, VCM = +2.7V, and RBIAS = 60k
, unless
otherwise noted.
10k
100k
1M
Input Frequency, f
IN
(Hz)
Figure 15
SIGNALTONOISE RATIO
vs INPUT FREQUENCY
S
V
IN
=
1dB
V
IN
=
6dB
V
IN
=
10dB
100
95
90
85
80
75
70
80
90
100
110
120
10k
100k
1M
Input Frequency, f
IN
(Hz)
Figure 16
TOTAL HARMONIC DISTORTION
vs INPUT FREQUENCY
T
V
IN
=
1dB
V
IN
=
6dB
V
IN
=
10dB
SPURIOUSFREE DYNAMIC RANGE
vs INPUT FREQUENCY
S
Input Frequency, f
IN
(Hz)
Figure 17
120
110
100
90
80
10k
100k
1M
V
IN
=
10dB
V
IN
=
6dB
V
IN
=
1dB
SIGNALTONOISE RATIO
vs INPUT COMMONMODE VOLTAGE
S
Input CommonMode Voltage, V
CM
(V)
Figure 18
100
95
90
85
80
75
70
f
IN
= 10kHz, V
IN
=
1dB
f
IN
= 100kHz, V
IN
=
6dB
1.0
1.4
1.8
2.2
2.6
3.0
3.4
f
IN
= 100kHz, V
IN
=
1dB
f
IN
= 10kHz, V
IN
=
6dB
TOTAL HARMONIC DISTORTION
vs INPUT COMMONMODE VOLTAGE
T
Input CommonMode Voltage, V
CM
(V)
Figure 19
1.0
1.4
1.8
2.2
2.6
3.0
3.4
80
90
100
110
120
f
IN
= 100kHz, V
IN
=
6dB
f
IN
= 10kHz, V
IN
=
6dB
f
IN
= 10kHz, V
IN
=
1dB
f
IN
= 100kHz, V
IN
=
1dB
SPURIOUSFREE DYNAMIC RANGE
vs INPUT COMMONMODE VOLTAGE
S
Input CommonMode Voltage, V
CM
(V)
Figure 20
f
IN
= 100kHz, V
IN
=
6dB
f
IN
= 100kHz, V
IN
=
1dB
1.0
1.4
1.8
2.2
2.6
3.0
3.4
f
IN
= 10kHz, V
IN
=
6dB
120
110
100
90
80
f
IN
= 10kHz, V
IN
=
1dB
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