Datasheet

DAC8420
Rev. B | Page 10 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
0.3
–0.3
14
0
–0.2
–4
–0.1
–6
0.2
0.1
121086420–2
T
A
= +25°C
V
DD
= +15V
V
SS
= –15V
V
VREFLO
= –10V
DNL (LSB)
V
VREFHI
(V)
00275-007
Figure 6. DNL vs. V
VREFHI
(±15 V)
0.10
–0.30
–0.20
–0.25
1.5
–0.10
–0.15
–0.05
0
0.05
3.53.02.52.0
DNL (LSB)
V
VREFHI
(V)
T
A
= +25°C
V
DD
= +5V
V
SS
= 0V
V
VREFLO
= 0V
00275-008
Figure 7. DNL vs. V
VREFHI
(+5 V)
0.3
–0.3
14
0
–0.2
–4
–0.1
–6
0.2
0.1
121086420–2
T
A
= +25°C
V
DD
= +15V
V
SS
= –15V
V
VREFLO
= –10V
INL (LSB)
V
VREFHI
(V)
00275-009
Figure 8. INL vs. VREFHI (±15 V)
0.4
–0.4
–0.2
–0.3
1.5
0
–0.1
0.1
0.2
0.3
3.53.02.52.0
INL (LSB)
V
VREFHI
(V)
T
A
= +25°C
V
DD
= +5V
V
SS
= 0V
V
VREFLO
= 0V
00275-010
Figure 9. INL vs. V
VREFHI
(+5 V)
0.5
0.7
0.3
0.1
–0.1
–0.3
–0.5
FULL-SCALE E
R
ROR WITH R
L
= 2kΩ (LSB)
t = HOURS OF OPERATION AT 125°C
CURVES NOT NORMALIZED
0 200 400 600 800 1000
V
DD
= +15V
V
SS
= –15V
V
VREFHI
= +10V
V
VREFLO
= –10V
x
x + 3σ
x – 3σ
00275-011
Figure 10. Full-Scale Error vs. Time Accelerated by Burn-In
1.0
1.2
0.8
0.6
0.4
0.2
0
FULL-SCALE E
R
ROR WITH R
L
= 2kΩ (LSB)
t = HOURS OF OPERATION AT 125°C
CURVES NOT NORMALIZED
0 200 400 600 800 1000
V
DD
= +15V
V
SS
= –15V
V
VREFHI
= +10V
V
VREFLO
= –10V
x
x + 3σ
x – 3σ
00275-012
Figure 11. Zero-Scale Error vs. Time Accelerated by Burn-In