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