AD8307ARZ Analog Devices Inc, AD8307ARZ Datasheet - Page 7

• Manufacturer Part Number: AD8307ARZ
• Description: IC LOGARITHMIC AMP 92DB 8-SOIC
• Manufacturer: Analog Devices Inc
• Type: Logarithmic Amplifierr

Specifications of AD8307ARZ

• Applications: Receiver Signal Strength Indication (RSSI)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• No. Of Amplifiers: 1
• Dynamic Range, Decades: 4.6
• Scale Factor V / Decade: 0.5
• Response Time: 500ns
• Supply Voltage Range: 2.7V To 5.5V
• Supply Current: 8mA
• Input Offset Voltage: 500µV
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 11. V
Figure 9. V
Figure 10. V
3.0
2.5
2.0
1.5
1.0
0.5
3.0
2.5
2.0
1.5
1.0
0.5
2.5
2.0
1.5
1.0
0.5
–80
–80
0
0
0
–80
OUT
OUT
100MHz @ +25°C
INT P
10MHz, INT = –87.71dBm
INT NO CONNECT, INT = –71dBm
vs. Input Level at 5 V Supply; Showing Intercept Adjustment
vs. Input Level at Three Temperatures (−40°C, +25°C, +85°C)
–70
–70
100MHz @ –40°C
OUT
Gain = +2; Showing Intercept Adjustment
IN
= 4.0V
vs. Input Level at 3 V Supply Using AD820 as Buffer,
–60
–60
–60
10MHz, INT = –96.52dBm
–50
–50
INT = 1.0V, INT = –86dBm
INT VOLTAGE
INPUT LEVEL (dBm)
INPUT LEVEL (dBm)
100MHz @ +85°C
INPUT LEVEL (dBm)
–40
–40
INT P
–40
INT VOLTAGE
IN
–30
INT VOLTAGE
INT = 2.0V, INT = –78dBm
–30
= 3.0V
–20
–20
NO CONNECT ON INT
10MHz, INT = –82.90dBm
–20
–10
–10
0
0
0
10
10
20
20
Rev. D | Page 7 of 24
Figure 13. Log Conformance vs. Input Level at 100 MHz and 500 MHz;
Figure 12. Log Conformance vs. Input Level at 100 MHz Showing
–1
–2
–3
–1
–2
–3
–1
–2
–3
Figure 14. Log Conformance vs. Input Level at 3 V Supply
–80
3
2
1
0
–90
3
2
1
0
3
2
1
0
–70
100MHz
100MHz
Input Driven Differentially Using Transformer
–60
–70
Using AD820 as Buffer, Gain = +2
–60
Response to Alternative Inputs
–50
+INPUT
–INPUT
–40
500MHz
–50
INPUT LEVEL (dBm)
INPUT LEVEL (dBm)
INPUT LEVEL (dBm)
–40
–30
–30
–20
–20
–10
–10
500MHz
10MHz
0
0
100MHz
10
AD8307
10
20
20