AD7440BRMZ(2015) 查看數據表（PDF） - Analog Devices
零件编号
产品描述 (功能)
生产厂家
AD7440BRMZ
(Rev.:2015)
(Rev.:2015)
Analog Devices
AD7440BRMZ Datasheet PDF : 27 Pages
| |||
Data Sheet
3.0
2.5
2.0
1.5
1.0
POSITIVE DNL
0.5
0
–0.5
NEGATIVE DNL
–1.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VREF (V)
Figure 13. Change in DNL vs. VREF for the AD7450A for VDD = 5 V
2.5
2.0
1.5
1.0
POSITIVE DNL
0.5
0
–0.5
NEGATIVE DNL
–1.0
0
0.5
1.0
1.5
2.0 2.2 2.5
VREF (V)
Figure 14. Change in DNL vs. VREF for the AD7450A for VDD = 3 V
5
4
3
2
1
POSITIVE INL
0
–1
NEGATIVE INL
–2
–3
–4
–5
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VREF (V)
Figure 15. Change in INL vs. VREF for the AD7450A for VDD = 5 V
AD7440/AD7450A
2.5
2.0
1.5
1.0
POSITIVE INL
0.5
0
–0.5
NEGATIVE INL
–1.0
–1.5
–2.0
0
0.5
1.0
1.5
2.0 2.2 2.5
VREF (V)
Figure 16. Change in INL vs. VREF for the AD7450A for VDD = 3 V
8
7
6
VDD = 5V
5
4
3
2
VDD = 3V
1
0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VREF (V)
Figure 17. Change in Zero-Code Error vs. Reference Voltage for
VDD = 5 V and 3 V for the AD7450A
12.0
11.5
11.0
10.5
VDD = 3V
VDD = 5V
10.0
9.5
9.0
8.5
8.0
7.5
7.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VREF (V)
Figure 18. Change in ENOB vs. Reference Voltage for VDD = 5 V and 3 V
for the AD7450A
Rev. D | Page 13 of 27
Share Link: