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參數資料
型號: AD8309ARU
廠商: Analog Devices Inc
文件頁數: 16/20頁
文件大?。?/td> 0K
描述: IC LOGARITHM AMP 100DB 16-TSSOP
標準包裝: 1
類型: 對數放大器
應用: 接收器信號強度指示(RSSI)
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 16-TSSOP
包裝: 管件
REV. B
AD8309
–5–
INPUT LEVEL – dBm Re 50
2.5
–100
RSSI
OUTPUT
V
2.0
1.5
1.0
0.5
0
–80
–60
–40
–20
0
20
40
TA = +85 C
TA = +25 C
TA = –40 C
Figure 7. RSSI Output vs. Input Level, 100 MHz Sine Input,
at TA = –40°C, +25°C and +85°C, Single-Ended Input
INPUT LEVEL – dBm Re 50
2.5
–100
RSSI
OUTPUT
V
2.0
1.5
1.0
0.5
0
–80
–60
–40
–20
0
20
40
100MHz
50MHz
200MHz
5MHz
Figure 8. RSSI Output vs. Input Level, at TA = +25°C, for
Frequencies of 5 MHz, 50 MHz, 100 MHz and 200 MHz
INPUT LEVEL – dBm Re 50
2.5
–100
RSSI
OUTPUT
V
2.0
1.5
1.0
0.5
0
–80
–60
–40
–20
0
20
40
300MHz
400MHz
500MHz
Figure 9. RSSI Output vs. Input Level, at TA = +25
°C, for
Frequencies of 300 MHz, 400 MHz and 500 MHz
INPUT LEVEL – dBm Re 50
5
–100
ERROR
dB
4
3
2
1
0
–1
–2
–3
–4
–5
–80
–60
–40
–20
0
20
40
TA = +85 C
TA = +25 C
TA = –40 C
Figure 10. Log Linearity of RSSI Output vs. Input Level,
100 MHz Sine Input, at TA = –40°C, +25°C, and +85°C
INPUT LEVEL – dBm Re 50
5
–90
ERROR
dB
4
3
2
1
0
–1
–2
–3
–4
–5
–80 –70 –60 –50 –40 –30 –20 –10
0
10
20
30
DYNAMIC RANGE
5MHz
50MHz
100MHz
200MHz
3dB
93
99
103
102
1dB
85
91
97
96
50MHz
5MHz
200MHz
100MHz
Figure 11. Log Linearity of RSSI Output vs. Input Level, at
TA = +25°C, for Frequencies of 5 MHz, 50 MHz, 100 MHz
and 200 MHz
INPUT LEVEL – dBm Re 50
5
–90
ERROR
dB
4
3
2
1
0
–1
–2
–3
–4
–5
–80 –70 –60 –50 –40 –30 –20 –10
0
10
20
30
DYNAMIC RANGE
300MHz
400MHz
500MHz
3dB
102
100
1dB
90
65
66
300MHz
400MHz
500MHz
Figure 12. Log Linearity of RSSI Output vs. Input Level,
at TA = +25°C, for Frequencies of 300 MHz, 400 MHz and
500 MHz
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