AD5678BRUZ-1(RevA) Просмотр технического описания (PDF) - Analog Devices
Номер в каталоге
Компоненты Описание
Список матч
AD5678BRUZ-1
(Rev.:RevA)
(Rev.:RevA)
Analog Devices
AD5678BRUZ-1 Datasheet PDF : 28 Pages
| |||
AD5678
14
VDD = 3.6V
VDD = 5.5V
12
10
VREFOUT = 1.25V
8
VREFOUT = 2.5V
6
4
2
0
2.02 2.04 2.06 2.08 2.10 2.12 2.14 2.16 2.18 2.20 2.22 2.24 2.26 2.28
IDD (mA)
Figure 22. IDD Histogram with Internal Reference
0.50
DAC LOADED WITH
0.40
FULL-SCALE
SOURCING CURRENT
0.30
DAC LOADED WITH
ZERO-SCALE
SINKING CURRENT
0.20
0.10
0
VDD = 3V
VREFOUT = 1.25V
–0.10
–0.20
–0.30
–0.40
VDD = 5V
VREFOUT = 2.5V
–0.50
–10 –8 –6 –4 –2 0 2 4 6 8 10
CURRENT (mA)
Figure 23. Headroom at Rails vs. Source and Sink
6.00
5.00
VDD = 5V
VREFOUT = 2.5V
TA = 25°C
4.00
FULL SCALE
3/4 SCALE
3.00
MIDSCALE
2.00
1/4 SCALE
1.00
0
ZERO SCALE
–1.00
–30
–20
–10
0
10
20
30
CURRENT (mA)
Figure 24. AD5678-2 Source and Sink Capability
4.00
3.00
VDD = 3V
VREFOUT = 1.25V
TA = 25°C
FULL SCALE
2.00
3/4 SCALE
MIDSCALE
1.00
1/4 SCALE
0
ZERO SCALE
–1.00
–30
–20
–10
0
10
20
30
CURRENT (mA)
Figure 25. AD5678-1 Source and Sink Capability
2.0
TA = 25°C
1.8
VDD = VREF = 5V
1.6
1.4
1.2
VDD = VREF = 3V
1.0
0.8
0.6
0.4
0.2
0
512 10512 20512 30512 40512 50512
CODE
Figure 26. Supply Current vs. Code
60512
1.6
VDD = VREFIN = 5.5V
1.4
1.2
VDD = VREFIN = 3.6V
1.0
0.8
0.6
0.4
0.2
0
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 27. Supply Current vs. Temperature
Rev. A | Page 14 of 28
Share Link: