參數(shù)資料
型號(hào): ADS1191IPBSR
廠商: Texas Instruments
文件頁(yè)數(shù): 4/67頁(yè)
文件大?。?/td> 0K
描述: IC AFE 16BIT 8KSPS 1CH 32TQFP
標(biāo)準(zhǔn)包裝: 1,000
位數(shù): 16
通道數(shù): 1
電壓 - 電源,模擬: 2.7 V ~ 5.25 V
電壓 - 電源,數(shù)字: 1.7 V ~ 3.6 V
封裝/外殼: 32-TQFP
供應(yīng)商設(shè)備封裝: 32-TQFP(5x5)
包裝: 帶卷 (TR)
2
1.5
1
0.5
0
0.5
1
1.5
2
2.5
2
1.5
1
0.5
0
0.5
1
1.5
2
2.5
0
20
40
60
80
100
120
Error in Current Magnitude (nA)
Number
of
Bins
Data from 125 devices, Two lots
Current Setting = 24 nA
G016
0.5
0.4
0.3
0.2
0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.5
0.4
0.3
0.2
0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0
20
40
60
Error (%)
Number
of
Bins
Data from 96 devices, Two lots
G014
10
8
6
4
2
0
2
4
6
8
10
12
10
8
6
4
2
0
2
4
6
8
10
12
0
20
40
60
80
100
120
140
Threshold Error (mV)
Number
of
Bins
Data from 96 devices, Two Lots
G015
160
140
120
100
80
60
40
20
0
50
100
150
200
250
Frequency (Hz)
Amplitude
(dBFS)
PGA Gain = 1
Input = 10Hz, 0.5 dBFS
THD = 96 dB
SNR = 92 dB
Data Rate =500 SPS
G011
160
140
120
100
80
60
40
20
0
1000
2000
3000
4000
Frequency (Hz)
Amplitude
(dBFS)
PGA Gain = 1
Input = 10Hz, 0.5 dBFS
THD = 97 dB
SNR =76 dB
Data Rate = 8 kSPS
G008
SBAS566A – DECEMBER 2011 – REVISED SEPTEMBER 2012
TYPICAL CHARACTERISTICS (continued)
All plots at TA = +25°C, AVDD = 3 V, AVSS = 0 V, DVDD = 1.8 V, internal VREFP = 2.42 V, VREFN = AVSS,
external clock = 512 kHz, data rate = 500 SPS, and gain = 6, unless otherwise noted.
THD FFT PLOT
FFT PLOT
(60-Hz Signal)
Figure 8.
Figure 9.
TEST SIGNAL AMPLITUDE ACCURACY
LEAD-OFF COMPARATOR THRESHOLD ACCURACY
Figure 10.
Figure 11.
LEAD-OFF CURRENT SOURCE ACCURACY DISTRIBUTION
Figure 12.
12
Copyright 2011–2012, Texas Instruments Incorporated
Product Folder Links: ADS1191 ADS1192
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