参数资料
型号: ADS1217IPFBR
英文描述: 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER
中文描述: 8通道,24位模拟数字转换器
文件页数: 10/28页
文件大小: 458K
代理商: ADS1217IPFBR
ADS1217
SBAS260B
10
www.ti.com
TYPICAL CHARACTERISTICS
(Cont.)
AV
DD
= +5V, DV
DD
= +5V, f
OSC
= 2.4576MHz, PGA = 1, R
DAC
= 150k
, f
DATA
= 10Hz, and V
REF
= +2.5V, unless otherwise specified.
2.55
2.50
2.45
V
REFOUT
vs LOAD CURRENT
V
REFOUT
Current Load (mA)
0.5
0
0.5
1.0
1.5
2.0
2.5
V
R
200
170
140
110
80
50
20
10
40
70
100
OFFSET DAC: OFFSET vs TEMPERATURE
O
Temperature (
°
C)
50
30
10
10
30
50
70
90
270
240
210
180
150
CURRENT vs TEMPERATURE
C
μ
A
I
ANALOG
I
DIGITAL
Temperature (
°
C)
60
30
0
30
60
90
120
400
350
300
250
200
150
100
50
0
DIGITAL CURRENT
V
DD
(V)
2.5
3.0
3.5
4.0
4.5
5
5.5
C
μ
A
Normal
4.91MHz
SLEEP
4.91MHz
SLEEP
2.45MHz
Normal
2.45MHz
5000
4000
3000
2000
1000
0
HISTOGRAM OF OUTPUT DATA
ppm of FS
2.0
N
1.5
1.0
0.5
0
0.5
1.0
1.5
2.0
900
800
700
600
500
400
300
200
100
0
A/D CURRENT vs PGA
PGA Setting
1
8
2
4
32
16
128
64
I
A
μ
A
AV
DD
= 5V, Buffer = ON
AV
DD
= 3V, Buffer = ON
Buffer = OFF
Buffer = OFF
相关PDF资料
PDF描述
ADS1217IPFBT 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER
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