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ADS7844N/1K 参数 Datasheet PDF下载

ADS7844N/1K图片预览
型号: ADS7844N/1K
PDF下载: 下载PDF文件 查看货源
内容描述: 单端或的Diff数据采集系统\n [Single-Ended or Diff Data Acquisition System ]
分类和应用: 转换器光电二极管
文件页数/大小: 15 页 / 177 K
品牌: ETC [ ETC ]
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TYPICAL PERFORMANCE CURVES
(CONT)
At T
A
= +25°C, +V
CC
= +2.7V, V
REF
= +2.5V, f
SAMPLE
= 125kHz, and f
CLK
= 16 • f
SAMPLE
= 2MHz, unless otherwise noted.
REFERENCE CURRENT vs SAMPLE RATE
14
12
Reference Current (µA)
REFERENCE CURRENT vs TEMPERATURE
18
16
Reference Current (µA)
10
8
6
4
2
0
0
25
50
75
100
125
Sample Rate (kHz)
14
12
10
8
6
–40
–20
0
20
40
60
80
100
Temperature (˚C)
SUPPLY CURRENT vs +V
CC
320
300
MAXIMUM SAMPLE RATE vs +V
CC
1M
Supply Current (µA)
Sample Rate (Hz)
280
260
240
220
200
180
2
f
SAMPLE
= 12.5kHz
V
REF
= +V
CC
100k
10k
V
REF
= +V
CC
1k
2.5
3
3.5
+V
CC
(V)
4
4.5
5
2
2.5
3
3.5
+V
CC
(V)
4
4.5
5
®
ADS7844
8