Datasheet

AD5405
Rev. B | Page 9 of 24
0
0.2
0.4
0.6
0.8
1.0
I
OUT
1 LEAKAGE (nA)
1.2
1.4
1.6
4020–20 0–40 60 80 100 120
TEMPERATURE (°C)
04463-036
I
OUT
1 V
DD
= 5V
I
OUT
1 V
DD
= 3V
Figure 11. I
OUT
1 Leakage Current vs. Temperature
0
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
CURRENT (μA)
–60 –40 –20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
04463-037
V
DD
= 5V
V
DD
= 2.5V
ALL 0s
ALL 1s
ALL 0sALL 1s
Figure 12. Supply Current vs. Temperature
0
2
4
6
8
10
12
14
I
DD
(mA)
10k1k10 1001 100k 1M 10M 100M
FREQUENCY (Hz)
04463-038
T
A
= 25°C
LOADING ZS TO FS
V
DD
= 5V
V
DD
= 3V
V
DD
= 2.5V
Figure 13. Supply Current vs. Update Rate
–102
–66
–54
–42
–30
–18
–6
6
1 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
GAIN (dB)
T
A
= 25°C
LOADING
ZS TO FS
0
–60
–48
–36
–24
–12
–84
–72
–78
–90
–96
T
A
= 25°C
V
DD
= 5V
V
REF
= ±3.5V
C
COMP
=1.8pF
AMP = AD8038
ALL ON
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
ALL OFF
04463-014
10
Figure 14. Reference Multiplying Bandwidth vs. Frequency and Code
–0.8
–0.6
–0.4
–0.2
0
0.2
GAIN (dB)
10k1k10 1001 100k 1M 10M 100M
FREQUENCY (Hz)
04463-029
T
A
= 25°C
V
DD
= 5V
V
REF
= ± 3.5V
C
COMP
= 1.8pF
AMP = AD8038
Figure 15. Reference Multiplying Bandwidth—All 1s Loaded
–9
–6
–3
0
3
10k 100k 1M 10M 100M
FREQUENCY (Hz)
T
A
= 25°C
V
DD
= 5V
GAIN (dB)
04463-015
V
REF
= ±2V, AD8038 C
C
1.47pF
V
REF
= ±2V, AD8038 C
C
1pF
V
REF
= ±0.15V, AD8038 C
C
1pF
V
REF
= ±0.15V, AD8038 C
C
1.47pF
V
REF
= ±3.51V, AD8038 C
C
1.8pF
Figure 16. Reference Multiplying Bandwidth vs. Frequency
and Compensation Capacitor