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DAC8420 Datasheet, PDF (9/16 Pages) Analog Devices – Quad 12-Bit Serial Voltage Output DAC | |||
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0.2
0.1
0
â0.1
â0.2
VDD = +15V, VSS = â15V
VVREFHI = +10V
VVREFLO = â10V
DAC A
DAC C
DAC D
â0.3
â0.4
DAC B
â0.5
â0.6
â75 â50 â25 0 25 50 75 100 125
TEMPERATURE â °C
Figure 8. Full-Scale Error vs.
Temperature
1.2
1.0
VDD = +15V, VSS = â15V
VVREFHI = +10V
0.8 VVREFLO = â10V
0.6
DAC B
0.4
0.2
DAC A
0
DAC C
DAC D
â0.2
â0.4
â75
â50 â25 0 25 50 75 100 125
TEMPERATURE â °C
Figure 9. Zero-Scale Error vs.
Temperature
DAC8420
0.9
TA = +25°C
0.7
VDD = +15V, VSS = â15V
0.5
VVREFHI = +10V
VVREFLO = â10V
0.3
0.1
â0.1
â0.3
â0.5
â0.7
â0.9
0 500 1000 1500 2000 2500 3000 3500 4000 4500
DIGITAL INPUT CODE
Figure 10. Channel-to-Channel
Matching ±15/±10
+1.5
+1.0
+0.5
0
â0.5
â1.0
â1.5
TA = +25°C
VDD = +5V, VSS = 0V
VVREFHI = +2.5V
VVREFLO = 0V
0 500 1000 1500 2000 2500 3000 3500 4000 4500
DIGITAL INPUT CODE
Figure 11. Channel-to-Channel
Matching +5/+2.5
13
12
TA = +25°C
VDD = +15V, VSS = â15V
11
VVREFLO = â10V
10
9
8
7
6
5
4
â7 â5 â3 â1 0 1 3 5 7 9 11 13
VVREFHI â V
Figure 12. IDD vs. VVREFHI, All
DACs HIGH
+0.8
+0.7
+0.6
+0.5
+0.4
+0.3
+0.2
+0.1
0
â0.1
â0.2
â0.3
â0.4
TA = +25, â55, 125°C
VDD = +15V, VSS = â15V
VVREFHI = +10V
VVREFLO = â10V
0 500 1000 1500 2000 2500 3000 3500 4000 4500
DIGITAL INPUT CODE
Figure 13. INL vs. Code ±15/±10
+1.5
+1.0
+0.5
0
TA = +25°C
â0.5 VDD = +15V, VSS = â15V
VVREFHI = +10V
VVREFLO = â10V
â1.0
0 500 1000 1500 2000 2500 3000 3500 4000
DIGITAL INPUT CODE
Figure 14. IVREFHI vs. Code
â250µV
LD
1.22mV
1 LSB
0mV
TA = +25°C
VDD = +5V, VSS = â5V
VVREFHI = +2.5V
VVREFLO = â2.5V
â10.25mV
â4.9µs
tSETT â 8µs
5µs/DIV
45.1µs
Figure 15. Settling Time (+)(±5 V)
6.5mV
CLR
0mV
1 LSB
â1.22mV
TA = +25°C
VDD = +5V, VSS = â5V
VVREFHI = +2.5V
VVREFLO = â2.5V
â3.5mV
â4.9µs
tSETT â 8µs
+5µs/DIV
+45.1µs
Figure 16. Settling Time (â)(±5 V)
REV. 0
â9â
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