Complete Single-Conversion
Television Tuner
Typical Operating Characteristics (continued)
(MAX3541EV kit, V CC = +3.3V, V IFAGC = 3.0V, V RFAGC = 3.0V, T A = +25°C, unless otherwise noted.)
UHF NOISE FIGURE vs. FREQUENCY
VHF NOISE FIGURE vs. RFAGC VOLTAGE
7
5
+55°C
+85°C
20
16
f RF = 224.25MH               z
+85°C
+55°C
12
+25°C
8
3
+25°C
0°C
-40°C
4
0°C
-40°C
1
0
470
560
650 740
830
1.8
2.0
2.2 2.4 2.6
2.8
3.0
20
FREQUENCY (MHz)
UHF NOISE FIGURE vs. RFAGC VOLTAGE
80
RFAGC VOLTAGE (V)
VHF IMAGE REJECTION vs. FREQUENCY
16
+25°C
f RF = 631.25MH               z
78
0°C
-40°C
12
+55°C
+85°C
76
8
4
-40°C
0°C
74
72
+55°C
+25°C
+85°C
0
70
1.8
2.0
2.2 2.4 2.6
2.8
3.0
47
51
55 59
63
RFAGC VOLTAGE (V)
VHF IMAGE REJECTION vs. FREQUENCY
FREQUENCY (MHz)
UHF IMAGE REJECTION vs. FREQUENCY
77
76
-40°C
0°C
76
74
72
0°C
75
+25°C
70
-40°C
+25 ° C
74
68
+55°C
73
72
+55°C
+85°C
66
64
+85°C
175
185
195 205
215
225
470
570
670 770
870
FREQUENCY (MHz)
FREQUENCY (MHz)
6
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相关代理商/技术参数
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