DAC8420QBC AD [Analog Devices], DAC8420QBC Datasheet - Page 10

• Manufacturer Part Number: DAC8420QBC
• Description: Quad 12-Bit Serial Voltage Output DAC
• Manufacturer: AD [Analog Devices]

DAC8420
+31.25mV
–18.75mV
4.88mV
+25V
–25V
CLR
1 LSB
/DIV
+5V
Figure 17. Settling Time (+)( 15 V)
0mV
LD
–33.6µs
–2
–4
–6
Figure 23. Power Supply Current
vs. Temperature
0
0
6
4
2
–75
Figure 20. Slew Rate ( 15 V)
LD
–9.8µs
T
V
V
V
V
V
V
ALL DACS HIGH (FULL SCALE)
SR
A
DD
VREFHI
DD
SS
VREFHI
VREFLO
t
= +25°C
SETT
RISE
= +15V, V
= +15V
= –15V
= +10V, V
= 1.9
= +10V
≈ 13µs
= –10V
TEMPERATURE – °C
0
SS
µs
V
20µs/DIV
= –15V
VREFLO
+10µs/DIV
T
V
V
V
SR
A
DD
VREFHI
VREFLO
FALL
= +25°C
= +15V, V
= –10V
75
= 2.02
= +10V
= –10V
SS
µs
V
I
I
= –15V
DD
SS
166.4µs
150
+90.2µs
–4.88mV
+43.75mV
–6.25mV
1 LSB
Figure 21. Small-Signal Response
0mV
Figure 18. Settling Time (–)( 15 V)
Figure 24. DAC Output Current vs.
VOUTX
+10
–10
–20
–30
CLR
0
10
VOUTA THROUGH VOUTD
T
V
V
V
V
DATA = 800
–9.8µs
A
DD
SS
VREFHI
VREFLO
= +25
t
= –15V
= +15V
SETT
T
V
V
V
ALL BITS HIGH 200mV p-p
A
DD
VREFHI
VREFLO
100
= +25°C
°
= +10V
= +15V, V
= –10V
≈ 13µs
C
H
= 0 ± 100mV
= –10V
1k
FREQUENCY – Hz
–10–
SS
+10µs/DIV
5V/DIV
T
V
V
V
10k
= –15V
A
DD
VREFHI
VREFLO
= +25°C
= +15V, V
100k
= +10V
= –10V
SS
1M
= –15V
10M
+90.2µs
+5V
/DIV
–5V
+1V
–47.6µs
100
Figure 22. PSRR vs. Frequency
0
90
80
70
60
50
40
30
20
10
0
10
10
0
Figure 19. Slew Rate ( 5 V)
8
6
4
2
Figure 25. Output Swing vs.
Load Resistance
SR
10
T
DATA = 000
V
V
V
RISE
A
DD
VREFHI
VREFLO
= +25°C
= +15V ±1V, V
100
= 1.65
T
V
V
V
= +10V
= –10V
LOAD RESISTANCE –
A
DD
VREFHI
VREFLO
FREQUENCY – Hz
= +25°C
H
100
µs
= +5V, V
V
20µs/DIV
1k
= +2.5V
= –2.5V
DATA = FFF
SS
SR
SS
= –15V
10k
FALL
= –5V
T
V
V
V
V
A
DD
SS
VREFHI
VREFLO
1k
= 1.17
= +25
= –15V
= +15V
H
100k
OR 000
= +10V
°
= –10V
C
µs
REV. 0
V
152.4µs
H
1M
10k