MAX2830 데이터 시트보기 (PDF) - Maxim Integrated
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MAX2830
Maxim Integrated
MAX2830 Datasheet PDF : 33 Pages
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2.4GHz to 2.5GHz 802.11g/b RF Transceiver, PA,
and Rx/Tx/Antenna Diversity Switch
Typical Operating Characteristics (continued)
(MAX2830 EV kit, VCC_ = 2.8V, VCCPA = VCCTXPA = 3.3V, TA = +25°C, fLO = 2.437GHz, fREF = 40MHz, SHDN = CS = high, RXHP =
SCLK = DIN = low.)
HISTOGRAM: Rx STATIC DC OFFSET
78
MEAN: 0mV
STD: 0.977mV
65 SAMPLE SIZE: 1006
52
39
26
13
0
1σ/div
HISTOGRAM: Rx GAIN IMBALANCE
138
MEAN: 0dB
STD: 0.064dB
115 SAMPLE SIZE: 951
92
69
46
23
0
1σ/div
HISTOGRAM: Rx PHASE IMBALANCE
114
MEAN: 0.3°
95
STD: 0.314°
SAMPLE SIZE: 1013
76
57
38
19
0
1σ/div
Tx ICC vs. VCC
88
TA = +85°C
86
TA = +25°C
84
82
80
TA = -40°C
78
2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6
VCC (V)
HISTOGRAM: Tx LO LEAKAGE
48
MEAN: -33.45dBc
40
STD: 6.31dB
SAMPLE SIZE: 999
32
24
16
8
0
1σ/div
HISTOGRAM: Tx SIDEBAND
SUPPRESSION
72
MEAN: -42dBc
STD: 1.9dB
60 SAMPLE SIZE: 1000
48
36
24
12
0
1σ/div
Tx BASEBAND FILTER RESPONSE
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
0.1
1
10
100
BASEBAND FREQUENCY (MHz)
Tx EVM vs. POUT
18
16
14
VCC = 2.7V
12
VCC = 3V
10
VCC = 3.3V
8
6
4
2
VCC = 4.2V
0
0
5
10
15
20
25
POUT (dBm)
360
330
300
270
240
210
180
150
120
0
PA SUPPLY CURRENT vs. POUT
VCCPA = 4.2V
VCCPA = 2.7V, 3.0V, 3.3V
5
10
15
20
25
POUT (dBm)
14 ______________________________________________________________________________________
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