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ADL5303ACPZ-RL

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P25
ADL5303 Data Sheet
Rev. A | Page 6 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
0
0.2
0.4
0.6
0.8
1.0
1.2
1.6
100p 1n 10n 100n 1µ 10µ 100µ
V
LOG
(V)
I
PD
(A)
1m 10m
1.4
10661-003
–40°C
+25°C
+85°C
Figure 3. V
LOG
vs. I
PD
10661-004
ERROR (dB) 10mV/dB SCALE
–2.0
I
PD
(A)
–1.5
–1.0
–0.5
0.5
1.5
1.0
2.0
0
+85°C
–40°C
+25°C
100p 1n 10n 100n 1µ 10µ 100µ 1m 10m
Figure 4. Logarithmic Conformance (Linearity) for V
LOG
100p 1n 10n 100n 1µ 10µ 100µ 1m 10m
10661-005
ERROR(dB) 10mV/dB SCALE
–1.0
I
PD
(A)
–0.5
0.5
1.0
0
4.5V
5.0V
5.5V
Figure 5. Absolute Deviation from Nominal Specified Value of V
LOG
for Several
Supply Voltages at 25°C
0.500
0.502
0.504
0.506
0.508
0.510
100p 1n 10n 100n 1µ 10µ 100µ
V
SUM
(V)
I
PD
(A)
1m 10m
10661-006
T
A
= –40°C, +25°C, +85°C
+85°C
+25°C
–40°C
Figure 6. V
SUM
vs. I
PD
0.6
0.8
1.0
1.2
1.6
1.4
0123456
V
PDB
(V)
I
PD
(mA)
710
1.8
2
.
0
2
.
2
2
.
4
2
.
6
2.8
89
10661-007
+85°C
+25°C
–40°C
Figure 7. V
PDB
vs. I
PD
0.6
0.8
1.0
1.2
1.6
1.4
100p 1n 10n 100n 1µ 10µ 100µ
V
OUT
(V)
I
PD
(A)
1m 10m
1.8
2.0
2.4
2.2
ERROR ((dB) (10mV/dB))
1.25
–1.00
1.00
0.25
0
–0.25
–0.50
0.75
0.50
–0.75
–40°C
+25°C
+85°C
T
A
= –40°C, +25°C, +85°C
V
P
= 3.0V
10661-008
Figure 8. Logarithmic Conformance (Linearity) for a 3 V Single Supply
Data Sheet ADL5303
Rev. A | Page 7 of 24
–70
–60
–50
–40
–30
–20
0
10
100 1k 10k 100k 1M 10M 100M
NORMALIZED RESPONSE (dB)
FREQUENCY (Hz)
–10
10nA
100nA
1µA
10µA
100µA
1mA
1nAA
10mA
10661-009
Figure 9. Small Signal AC Response, I
PD
to V
LOG
(5% Sine Modulation of I
PD
at
Frequency)
0.01
1
0.1
10
100
1n 10n 100n 1µ 10µ 100µ
(µV rms/√Hz)
I
PD
(A)
1m 10m
10kHz
100Hz
1kHz
1MHz
100kHz
10661-010
Figure 10. Spot Noise Spectral Density at V
LOG
vs. I
PD
0.01
1
0.1
10
100
100 1k 10k 100k
(µV rms/√Hz)
FREQUENCY (Hz)
1M 10M
>100µA
10µA
1µA
1nA
100nA
10nA
10661-011
Figure 11. Spot Noise Spectral Density at V
LOG
vs. Frequency
0
1
2
3
4
5
6
7
8
9
10
1n 10n 100n 1µ 10µ 100µ
WIDEBAND NOISE (mV rms)
INPUT CURRENT (A)
1m 10m
10661-012
Figure 12. Total Wideband Noise Voltage at V
LOG
vs. I
PD
–12
–9
–6
–3
0
3
100 1k 10k 100k 1M 10M 100M
NORMALIZED RESPONSE (dB)
FREQUENCY (Hz)
GAIN = 1×, 2×, 2.5×, 5×
A
V
= 5
A
V
= 1
A
V
= 2
A
V
= 2.5
10661-013
Figure 13. Small Signal Response of Buffer
–70
–60
–50
–40
–30
–20
–10
0
10
10 100 1k 10k 100k
NORMALIZED RESPONSE (dB)
FREQUENCY (Hz)
f
C
=1kHz
10661-014
Figure 14. Small Signal Response of Buffer Operating as Two-Pole Filter
ADL5303 Data Sheet
Rev. A | Page 8 of 24
–2.0
–1.5
–1.
0
–0.5
0
0.5
100p 1n 10n 100n 1µ 10µ 100
µ
ERROR (dB) ((10mV/dB))
INPUT (A)
1m
10m
1.0
1.5
2.0
T
A
=
25°C
MEAN + 3σ
MEAN – 3σ
10661-015
Figure 15. Logarithmic Conformance Error Distribution (3 σ to Either
Side of Mean)
–5
–4
–3
–2
0
1
100p 1n 10n
100n 1µ
10µ 100
µ
ERROR ((dB) (10mV/dB))
INPUT (A)
1m 10m
2
3
5
–1
4
MEAN – 3σ @ 70
°C
MEAN + 3σ @ 70°C
T
A
= 0°C, 70°C
MEAN ± 3σ @ 0°C
10661-016
Figure 16. Logarithmic Conformance Error Distribution (3 σ to Either
Side of Mean)
–5
–4
–3
–2
0
1
100p 1n 10n 100n 1
µ 10µ 100µ
ERROR ((dB) (10mV/dB))
INPUT (A)
1m 10m
2
3
5
–1
4
T
A
= –40°C, +85°C
MEAN + 3σ @ –40°C
MEAN – 3σ @ –40°C
MEAN ± 3σ @ +85°C
10661-017
Figure 17. Logarithmic Conformance Error Distribution (3 σ to Either
Side of Mean)
–30
–25
–20
–15
0
5
–40
–30
–20 –10 0 10 20 30 40
50
60 70
80
V
REF
DRIFT (mV)
TEMPERATURE (°C)
90
10
–10
–5
15
20
MEAN + 3σ
MEAN
– 3σ
10661-018
Figure 18. VREF Drift vs. Temperature (3 σ to Either Side of Mean)
–5
–4
–3
–2
1
2
–40 –30 –20 –10 0 10 20 30 40 50 60 70 80
SLOPE CHANGE FROM 25°C (mV/dec)
TEMPERATURE (°C)
90
–1
0
3
MEAN + 3σ
MEAN – 3σ
10661-019
Figure 19. Slope Drift vs. Temperature (3 σ to Either Side of Mean)
–50
–40
–30
–20
10
20
–40 –30 –20
–10 0 10 20 30 40 50 60 70 80
INTERCEPT CHANGE FROM 25°C (pA)
TEMPERATURE (
°C)
90
–10
0
40
30
MEAN + 3σ
MEAN – 3σ
10661-020
Figure 20. Intercept Drift vs. Temperature (3 σ to Either Side of Mean)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P25

ADL5303ACPZ-RL

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Buy ADL5303ACPZ-RL
Manufacturer:
Analog Devices Inc.
Description:
Logarithmic Amplifiers Log Amp
Lifecycle:
New from this manufacturer.
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