ADL5310-EVAL AD [Analog Devices], ADL5310-EVAL Datasheet - Page 3

• Manufacturer Part Number: ADL5310-EVAL
• Description: 120 dB Range (3 nA to 3 mA) Dual Logarithmic Converter
• Manufacturer: AD [Analog Devices]

SPECIFICATIONS
VP = 5 V, VN = 0 V, T
Table 1.
Parameter
INPUT INTERFACE
LOGARITHMIC OUTPUTS
REFERENCE OUTPUT
OUTPUT BUFFERS
POWER SUPPLY
1
2
Other values of logarithmic intercept can be achieved by adjustment of R
Output noise and incremental bandwidth are functions of input current; measured using output buffer connected for GAIN = 1.
Specified Current Range, I
Input Current Min/Max Limits
Reference Current, I
Summing Node Voltage
Input Offset Voltage
Logarithmic Slope
Logarithmic Intercept
Law Conformance Error
Wideband Noise
Small Signal Bandwidth
Maximum Output Voltage
Minimum Output Voltage
Output Resistance
Voltage wrt Ground
Maximum Output Current
Incremental Output Resistance
Input Offset Voltage
Input Bias Current
Incremental Input Resistance
Incremental Output Resistance
Output High Voltage
Output Low Voltage
Peak Source/Sink Current
Small-Signal Bandwidth
Slew Rate
Positive Supply Voltage
Negative Supply Voltage (Optional)
Temperature Drift
Quiescent Current
2
A
REF
= 25°C, R
1
, Range
2
PD
REF
= 665 kΩ, and VRDZ connected to VREF, unless otherwise noted.
Conditions
Pins 1 to 6: INP1 and INP2, IRF1 and IRF2, VSUM
Flows toward INP1 pin or INP2 pin
Flows toward INP1 pin or INP2 pin
Flows toward IRF1 pin or IRF2 pin
Internally preset; user alterable
–40°C < T
V
Pin 15 and Pin 16: LOG1 and LOG2
–40°C < T
–40°C < T
10 nA < I
3 nA < I
I
I
Limited by V
Pin 7 and Pin 24 (internally shorted): VREF
–40°C < T
Sourcing (grounded load)
Load current < 10 mA
Pins 12 to 14 and 17 to 19: OUT2, SCL2, BIN2, BIN1, SCL1,
and OUT1
Flowing out of Pins 13, 14, 17, and 18
Load current < 10 mA; gain = 1
R
R
Gain = 1
0.2 V to 4.8 V output swing
Pins 8 and 9: VPOS; Pins 10, 11, and 20: VNEG
(V
Input currents < 10 µA
(V
PD
PD
L
L
IN
P
P
= 1 kΩ to ground
= 1 kΩ to ground
> 3 µA; output referred
= 3 µA
− V
– V
– V
SUM
N
N
PD
) ≤ 12 V
) ≤ 12 V
PD
, V
A
A
A
A
< 3 mA
< +85°C
< +85°C
< +85°C
< +85°C
< 1 mA
IREF
N
= 0 V
− V
SUM
Rev. A | Page 3 of 20
REF
.
Min
3 n
3 n
0.46
−20
190
185
165
40
4.375
2.45
2.42
−20
3
−5.5
Typ
0.5
0.030
200
300
0.1
0.3
0.5
1.5
1.7
0.10
5
2.5
20
4
0.4
35
0.5
V
0.1
0.10
30
15
15
5
9.5
0
P
−
Max
3 m
10 m
3 m
0.54
+20
210
215
535
1940
0.4
0.6
5.625
2.55
2.58
+20
12
11.5
ADL5310
Unit
A
A
A
V
mV/°C
mV
mV/dec
mV/dec
pA
pA
dB
dB
µV/√Hz
MHz
V
V
kΩ
V
V
mA
Ω
mV
µA
MΩ
Ω
V
V
mA
MHz
V/µs
V
mA
V