AD8305ACPZ-RL7 Analog Devices Inc, AD8305ACPZ-RL7 Datasheet - Page 23

• 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

SC-STYLE
PD
INPT
IREF
LK1
VRDZ
VREF
1
2
3
C11
1nF
OPEN
OPEN
OPEN
R17
R18
VSUM
R5
R9
OPEN
R1
200kΩ
1%
R20
OPEN
R7
0Ω
R13
1kΩ
C1
1nF
R16
1kΩ
R19
0Ω
C8
1nF
I
REF
I
PD
1
2
3
4
Figure 49. Evaluation Board Schematic
VRDZ
IREF
INPT
VREF
VSUM
COMM
VNEG
0.01µF
Rev. B | Page 23 of 24
5
0.1µF
16
C6
C3
VNEG
COMM
6
15
AD8305
1
R15
0Ω
VNEG
AGND
COMM
7
2
14
R12
0Ω
VPOS
COMM
P1
3
8
13
VOUT
VLOG
SCAL
BFIN
0.01µF
0.1µF
VPOS
C4
C5
12
11
10
9
OPEN
R2
0Ω
C7
OPEN
C10
OPEN
R3
0Ω
R6
OPEN
C9
OPEN
VRDZ
AGND
VOUT
VREF
VSUM
VLOG
C2
OPEN
R11
R8
0Ω
R4
OPEN
OPEN
R10
R14
0Ω
AD8305
P2
1
2
3
4
5
6
VLOG
VLOG
VOUT
VOUT