AD8305ACPZ-RL7 Analog Devices Inc, AD8305ACPZ-RL7 Datasheet - Page 6

• Manufacturer Part Number: AD8305ACPZ-RL7
• Description: IC, LOGARITHMIC AMP, 20mV, LFCSP-16
• Manufacturer: Analog Devices Inc
• Type: Logarithmic Converterr

Specifications of AD8305ACPZ-RL7

• No. Of Amplifiers: 1
• Dynamic Range, Decades: 5
• Scale Factor V / Decade: 0.2
• Supply Voltage Range: 3V To 12V
• Amplifier Case Style: LFCSP
• Supply Current: 5.4mA
• Input Offset Voltage: 20mV
• Design Resources: Interfacing ADL5315 to Translinear Logarithmic Amplifier (CN0056) Interfacing ADL5317 High Side Current Mirror to a Translinear Logarithmic Amplifier in an Avalanche Photodiode Power Detector
• Applications: Fiber Optics
• Mounting Type: Surface Mount
• Package / Case: 16-LFCSP
• Rohs Compliant: Yes
• Number Of Channels: 1
• Number Of Elements: 3
• Power Supply Requirement: Single/Dual
• Single Supply Voltage (typ): 5V
• Dual Supply Voltage (typ): ±3/±5V
• Power Dissipation: 500mW
• Rail/rail I/o Type: Rail to Rail Output
• Single Supply Voltage (min): 3V
• Single Supply Voltage (max): 12V
• Dual Supply Voltage (min): ±1.5V
• Dual Supply Voltage (max): ±6V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 16
• Package Type: LFCSP EP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: AD8305ACPZ-RL7

AD8305
TYPICAL PERFORMANCE CHARACTERISTICS
V
Figure 5. V
P
= 5 V, V
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
0
1n
1n
1n
LOG
T
V
A
N
N
vs. I
= –40°C, 0°C, +25°C, +70°C, +85°C
= 0V
Figure 4. V
= 0 V, R
Figure 3. V
10n
10n
10n
PD
10nA
for Multiple Values of I
–40°C
100nA
1µA
100n
100n
REF
100n
LOG
LOG
10µA
–40°C
+25°C
+85°C
+25°C
+85°C
100µA
= 200 kΩ, T
vs. I
vs. I
0°C
+70°C
1mA
REF
PD
T
V
1µ
1µ
1µ
A
N
for Multiple Temperatures
for Multiple Temperatures
I
I
= –40°C, 0°C, +25°C, +70°C, +85°C
= 0V
REF
PD
I
0°C
+70°C
PD
(A)
(A)
(A)
REF
10µ
10µ
10µ
A
(Decade Steps from 10 nA to 1 mA)
= 25°C, unless otherwise noted.
100µ
100µ
100µ
1m
1m
1m
10m
10m
10m
Rev. B | Page 6 of 24
Figure 8. Law Conformance Error vs. I
Figure 6. Law Conformance Error vs. I
Figure 7. Law Conformance Error vs. I
–0.5
–1.0
–1.5
–2.0
–0.5
–1.0
–1.5
–2.0
–0.1
–0.2
–0.3
–0.4
–0.5
2.0
1.5
1.0
0.5
2.0
1.5
1.0
0.5
0.5
0.4
0.3
0.2
0.1
0
0
0
1n
1n
1n
10µA
10n
10n
10n
1µA
–40°C
Temperatures, Normalized to 25°C
Temperatures, Normalized to 25°C
100µA
100n
+85°C
100n
100n
0°C
from 10 nA to 1 mA)
1mA
T
V
T
V
1µ
1µ
A
1µ
N
A
N
= –40°C, 0°C, +25°C, +70°C, +85°C
+25°C
= 0V
I
= –40°C, 0°C, +25°C, +70°C, +85°C
I
= 0V
I
PD
PD
PD
PD
for Multiple Values of I
(A)
(A)
+25°C
(A)
10µ
10µ
10µ
PD
REF
+70°C
+70°C
(at I
(at I
REF
PD
0°C
100µ
100µ
10nA
100µ
= 10 μA) for Multiple
= 10 μA) for Multiple
–40°C
+85°C
100nA
1m
1m
1m
REF
(Decade Steps
10m
10m
10m