MAX2065ETLT 查看數據表（PDF） - Maxim Integrated
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MAX2065ETLT
Maxim Integrated
MAX2065ETLT Datasheet PDF : 27 Pages
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50MHz to 1000MHz High-Linearity, Serial/
Parallel-Controlled Analog/Digital VGA
Typical Operating Characteristics (continued)
(VCC = +5.0V, HC mode, both attenuators set for maximum gain, PIN = -20dBm, fRF = 200MHz, and TC = +25°C, internal DAC refer-
ence used, unless otherwise noted.)
NOISE FIGURE vs. RF FREQUENCY
11
10
TC = +85°C
9
TC = +25°C
8
7
6
TC = -40°C
5
NOISE FIGURE vs. RF FREQUENCY
11
10
VCC = 4.75V
9
8
VCC = 5.00V
7
6
VCC = 5.25V
5
OUTPUT P1dB vs. RF FREQUENCY
21
TC = +85°C
20
TC = +25°C
19
18
17 TC = -40°C
16
4
50
250 450 650 850 1050
RF FREQUENCY (MHz)
4
50
250 450 650 850 1050
RF FREQUENCY (MHz)
15
50
250 450 650 850 1050
RF FREQUENCY (MHz)
OUTPUT P1dB vs. RF FREQUENCY
21
20
VCC = 5.25V
19
VCC = 5.00V
18
17
VCC = 4.75V
16
15
50
250 450 650 850 1050
RF FREQUENCY (MHz)
OUTPUT IP3
vs. DIGITAL ATTENUATOR STATE
42
TC = +25°C LSB, USB POUT = -3dBm/TONE
RF = 200MHz
41
OUTPUT IP3 vs. RF FREQUENCY
50
POUT = 0dBm/TONE
45
TC = +25°C
40
35
TC = -40°C
30
50
TC = +85°C
250 450 650 850 1050
RF FREQUENCY (MHz)
OUTPUT IP3
vs. ANALOG ATTENUATOR STATE
45
POUT = -3dBm/TONE
RF = 200MHz
40
OUTPUT IP3 vs. RF FREQUENCY
50
POUT = 0dBm/TONE
45
VCC = 5.00V
VCC = 5.25V
40
35
VCC = 4.75V
30
50
250 450 650 850 1050
RF FREQUENCY (MHz)
2nd HARMONIC vs. RF FREQUENCY
80
POUT = 3dBm
TC = -40°C
70
40
TC = +85°C LSB, USB
39
TC = -40°C LSB, USB
38
0 4 8 12 16 20 24 28 32
DIGITAL ATTENUATOR STATE (dB)
35
30
TC = -40°C, +25°C, +85°C TONE = LSB, USB
25
0 32 64 96 128 160 192 224 256
DAC CODE
60
50
40
50
TC = +25°C
TC = +85°C
250 450 650 850 1050
RF FREQUENCY (MHz)
8 _______________________________________________________________________________________
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