2.5
5
4
2.0
3
2
RSSI OUTPUT – V
ERROR – dB
1.5
1
0
–1
–2
–3
T
A
= +85 C
1.0
T
A
= +85 C
0.5
T
A
= –40 C
T
A
= +25 C
0
–100
–80
–60
–40
–20
0
INPUT LEVEL – dBm Re 50
20
40
T
A
= +25 C
T
A
= –40 C
–4
–5
–100
–80
0
–60
–40
–20
INPUT LEVEL – dBm Re 50
20
40
Figure 7. RSSI Output vs. Input Level, 100 MHz Sine Input,
at T
A
= –40
°
C, +25
°
C and +85
°
C, Single-Ended Input
Figure 10. Log Linearity of RSSI Output vs. Input Level,
100 MHz Sine Input, at T
A
= –40
°
C, +25
°
C, and +85
°
C
2.5
100MHz
50MHz
200MHz
5MHz
5
4
3
2
ERROR – dB
2.0
5MHz
DYNAMIC RANGE
5MHz
50MHz
100MHz
200MHz
1dB
85
91
97
96
3dB
93
99
103
102
RSSI OUTPUT – V
1.5
1
0
–1
–2
50MHz
1.0
100MHz 200MHz
0.5
–3
–4
0
–100
–80
–60
–40
–20
0
INPUT LEVEL – dBm Re 50
20
40
–5
–90 –80 –70 –60 –50 –40 –30 –20 –10
INPUT LEVEL – dBm Re 50
0
10
20
30
Figure 8. RSSI Output vs. Input Level, at T
A
= +25
°
C, for
Frequencies of 5 MHz, 50 MHz, 100 MHz and 200 MHz
Figure 11. Log Linearity of RSSI Output vs. Input Level, at
T
A
= +25
°
C, for Frequencies of 5 MHz, 50 MHz, 100 MHz
and 200 MHz
2.5
300MHz
400MHz
500MHz
5
4
3
2
DYNAMIC RANGE
1dB 3dB
300MHz
90
102
400MHz
65
100
500MHz
66
100
2.0
RSSI OUTPUT – V
1.5
ERROR – dB
1
300MHz
0
–1
–2
500MHz
400MHz
1.0
0.5
–3
–4
0
–100
–80
–60
–40
–20
0
INPUT LEVEL – dBm Re 50
20
40
–5
–90 –80 –70 –60 –50 –40 –30 –20 –10
INPUT LEVEL – dBm Re 50
0
10
20
30
Figure 9. RSSI Output vs. Input Level, at T
A
= +25
°
C, for
Frequencies of 300 MHz, 400 MHz and 500 MHz
Figure 12. Log Linearity of RSSI Output vs. Input Level,
at T
A
= +25
°
C, for Frequencies of 300 MHz, 400 MHz and
500 MHz
REV. B
–5–
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