MAX7058ATG データシートの表示（PDF） - Maxim Integrated
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MAX7058ATG Datasheet PDF : 13 Pages
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MAX7058
315MHz/390MHz Dual-Frequency ASK Transmitter
Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
REFERENCE SPUR MAGNITUDE
vs. SUPPLY VOLTAGE
-45.5
-46.0
-46.5
390MHz
-47.0
-47.5
-48.0
-48.5
-49.0
-49.5
315MHz
-50.0
2.1
2.6
3.1
3.6
SUPPLY VOLTAGE (V)
EFFICIENCY
vs. SUPPLY VOLTAGE
40
315MHz
PA ON
TA = +25°C
35 TA = -40°C
30
25
20
15
2.1
TA = +85°C
TA = +125°C
2.4
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
FREQUENCY STABILITY
vs. SUPPLY VOLTAGE
4
3
315MHz
2
1
0 390MHz
-1
-2
-3
-4
2.1
2.6
3.1
3.6
SUPPLY VOLTAGE (V)
EFFICIENCY
vs. SUPPLY VOLTAGE
26
24
390MHz
50% DUTY CYCLE
TA = +25°C
TA = -40°C
22
20
18
16
14
12
10
2.1
TA = +85°C
TA = +125°C
2.4
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
EFFICIENCY
vs. SUPPLY VOLTAGE
30
315MHz
28 50% DUTY CYCLE
26 TA = -40°C
TA = +25°C
24
22
TA = +85°C
20
18
16
14
TA = +125°C
12
10
2.1
2.4
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
EFFICIENCY
vs. SUPPLY VOLTAGE
33
390MHz TA = -40°C
31 PA ON
29
27
25
TA = +85°C
TA = +25°C
23
21
19
17
TA = +125°C
15
2.1
2.4
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
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