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参数资料
型号： ADS1298RIZXGT
厂商： TEXAS INSTRUMENTS INC
元件分类： 模拟信号调理
英文描述： SPECIALTY ANALOG CIRCUIT, PBGA64
封装： 8 X 8 MM, LEAD FREE, PLASTIC, NFBGA-64
文件页数： 2/87页
文件大小： 1430K
代理商： ADS1298RIZXGT
ADS1294, ADS1294R
ADS1296, ADS1296R
ADS1298, ADS1298R
SBAS459H
– JANUARY 2010 – REVISED MAY 2011
www.ti.com
Table 3. Input-Referred Noise (
μVRMS/μVPP) in High-Resolution Mode
5V Analog Supply and 4V Reference(1)
DR BITS OF
OUTPUT
–3dB
CONFIG1
DATA RATE
BANDWIDTH
PGA
REGISTER
(SPS)
(Hz)
GAIN = 1
GAIN = 2
GAIN = 3
GAIN = 4
GAIN = 6
GAIN = 8
GAIN = 12
000
32000
8398
521/5388
260/2900
173/1946
130/1403
87/917
65/692
44/483
001
16000
4193
86/1252
43/633
29/402
22/298
15/206
11/141
7/91
010
8000
2096
17/207
9/112
6/71
4/57
3/36
3/29
2/18
011
4000
1048
6.4/48.2
3.4/25.9
2.417.7
1.9/15.4
1.5/11.2
1.3/9.6
1.1/8.2
100
2000
524
4.2/29.9
2.3/15.9
1.6/11.1
1.3/9.3
1.0/7.5
0.9/6.6
0.8/5.8
101
1000
262
2.9/18.8
1.6/10.4
1.1/7.8
0.9/6.1
0.7/4.9
0.6/4.7
0.6/3.9
110
500
131
2.0/12.8
1.1/7.2
0.8/5.2
0.7/4.0
0.5/3.3
0.4/2.7
(1)
At least 1000 consecutive readings were used to calculate the RMS and peak-to-peak noise values in this table.
Table 4. Input-Referred Noise (
μVRMS/μVPP) in Low-Power Mode
5V Analog Supply and 4V Reference(1)
DR BITS OF
OUTPUT
–3dB
CONFIG1
DATA RATE
BANDWIDTH
PGA
REGISTER
(SPS)
(Hz)
GAIN = 1
GAIN = 2
GAIN = 3
GAIN = 4
GAIN = 6
GAIN = 8
GAIN = 12
000
16000
4193
526/5985
263/2953
175/1918
132/1410
88/896
66/681
44/458
001
8000
2096
88/1201
44/619
29/411
22/280
15/191
11/139
7/83
010
4000
1048
17/208
9/103
6/62
4/52
3/37
2/25
2/16
011
2000
524
6.0/41.1
3.3/23.3
2.2/15.5
1.8/12.3
1.3/9.8
1.1/7.8
0.9/6.5
100
1000
262
4.1/27.1
2.3/14.8
1.5/10.1
1.2/8.1
0.9/6.0
0.8/5.4
0.7/4.4
101
500
131
2.9/17.4
1.6/9.6
1.1/6.6
0.9/5.9
0.7/4.3
0.6/3.4
0.5/3.2
110
250
65
2.1/11.9
1.1/6.6
0.8/4.6
0.6/3.7
0.5/3.0
0.4/2.5
0.4/2.2
(1)
At least 1000 consecutive readings were used to calculate the RMS and peak-to-peak noise values in this table.
Table 5. Typical WCT Performance
ANY ONE
ANY TWO
ALL THREE
PARAMETER
(A, B, or C)
(A+B, A+C, or B+C)
(A+B+C)
UNIT
Integrated noise
540
382
312
nVRMS
Power
53
59
65
μW
–3dB BW
30
59
89
kHz
Slew rate
BW limited
—
10
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2010–2011, Texas Instruments Incorporated
Product Folder Link(s): ADS1294 ADS1294R ADS1296 ADS1296R ADS1298 ADS1298R
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