AD8306 Analog Devices, AD8306 Datasheet - Page 6

• Manufacturer Part Number: AD8306
• Description: 5 - 400 Mhz, 100 DB High Precision Limiting - Logarithmic Amplifier
• Manufacturer: Analog Devices

AD8306
Figure 13. RSSI Slope vs. Frequency Using Termination of
52.3
Figure 15. Limiter Response at LMHI, LMLO with Pulsed
Sine Input of –73 dBV (–60 dBm) at 50 MHz; R
R
Figure 14. RSSI Slope Standard Deviation vs. Frequency
LIM
= 200
0.375
0.325
0.275
0.35
0.25
0.4
0.3
21
20
19
18
17
0
0
12.5ns PER HORIZONTAL DIVISION
LMLO
LMHI
LIMITER OUTPUTS: 50mV PER VERTICAL DIVISION
50
INPUT: 1mV PER VERTICAL DIVISION
100
100
FREQUENCY – MHz
150
FREQUENCY – MHz
200
200
250
300
300
350
LOAD
400
= 50
400
,
–6–
Figure 16. RSSI Intercept vs. Frequency Using Termina-
tion of 52.3
Figure 17. RSSI Intercept Standard Deviation vs. Frequency
Figure 18. Normalized Limiter Phase Response vs. Input
Level. Frequency = 100 MHz; T
–106
–107
–108
–109
–110
–111
–112
0.40
0.35
0.30
0.25
0.20
0.15
0.10
–10
10
–2
–4
–6
–8
8
6
4
2
0
–73
0
0
(–50dBm)
T
A
50
T
–63
A
= +25 C
= +85 C
100
100
–53
T
INPUT LEVEL – dBV
FREQUENCY – MHz
FREQUENCY – MHz
150
A
= –40 C
–43
200
200
A
= –40 C, +25 C and +85 C
–33
250
–23
300
300
(0dBm)
–13
350
400
–3
400
REV. A