AD8842–Typical Performance Characteristics
0.4
+1/2
LINEARITY ERROR – LSB
0
–1/2
T
A
= +25°C
V
DD
= +5V
V
SS
= – 5V
V
IN
X = +3V
DACs A, B, C, D SUPERIMPOSED
LINEARITY ERROR – LSB
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
256
–0.4
T
A
= –55
°C
DAC A
0
V
DD
= +5V
V
SS
= –5V
V
IN
X = +3V
256
8
T
A
= +25
°C
V
OUT
HALF SCALE – mV
T
A
= +125
°C
6
4
2
0
–2
–4
–8
–10
–75
V
DD
= +4.75V
V
SS
= –4.75V
25
50 75
–50 –25
0
TEMPERATURE –
°C
100
125
V
IN
X = –3V
V
IN
X = +3V
+1/2
0
–1/2
0
DACs E, F, G, H SUPERIMPOSED
64
128
192
DIGITAL INPUT CODE – Decimal
64
128
192
DIGITAL INPUT CODE – Decimal
Figure 4. Linearity Error vs.
Digital Code
Figure 5. Linearity Error vs.
Digital Code vs. Temperature
Figure 6. V
OUT
Half Scale (80
H
)
vs. Temperature
21
REFERENCE INPUT RESISTANCE – kΩ
TOTAL HARMONIC DISTORTION – %
V
IN
= +3V
20
AVG +2σ
100
V
IN
= +4Vp-p
f
LPF
= 80kHz
CODE = FF
H
4
V
DD
= +4.75V
V
SS
= –4.75V
∆V
IN
=
±3V
V
OUT
– SLEW RATE – V/µs
10
3
19
AVG
18
AVG –2σ
17
V
DD
= +4.75V
V
SS
= –4.75V
16
–75
–50
–25 0
25 50
75
TEMPERATURE –
°C
100
125
1
2
SR+
0.1
SR–
1
0.01
R
L
= 2kΩ
0.001
10
100
1k
FREQUENCY – Hz
10k
100k
0
–75
–50
–25
0
25
50
75
100 125
TEMPERATURE –
°C
Figure 7. Input Resistance (V
IN
)
vs. Temperature
Figure 8. Total Harmonic Distortion
vs. Frequency
Figure 9. V
OUT
Slew Rate
vs. Temperature
1
GAIN
0
PHASE – Degrees
–45
–90
–135
–180
–225
–270
–315
–360
PHASE
CODE = ALL ZEROS
V
IN
=
±
100mV
T
A
= +25°C
10k
100k
1M
FREQUENCY – Hz
10M
PHASE
CODE = ALL ONES
–FS
+FS
0
GAIN – dB
–10
–20
–30
–40
0
15
30
CROSSTALK – dB
e
n
– NOISE VOLTAGE (µV/√Hz)
INPUT A dB
OUTPUT B
V
IN
A = 100mV
pp
V
IN
B = 0V
T
A
= +25°C
T
A
= +25°C
V
IN
= 0V
0.8
45
60
75
90
105
120
135
1k
10k
100k
1M
FREQUENCY – Hz
10M
0.6
0.4
0.2
0
10
100
1k
10k
FREQUENCY – Hz
100k
Figure 10. Gain and Phase vs.
Frequency (Code = 00
H
or FF
H
)
Figure 11. DAC Crosstalk
vs. Frequency
Figure 12. Voltage Noise Density
vs. Frequency
–6–
REV. 0
AD [ ANALOG DEVICES ]
