Maxim RRFP1A/T Manual de usuario Pagina 18

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Single-/Dual-Band 802.11a/b/g
World-Band Transceiver ICs
0
34
17
68
51
85
102
802.11g TX P
OUT
AT 2.4GHz
MAX2828/9 toc31
1σ/div
MEAN = -3.32dB
DEV = 0.518dB
SAMPLE SIZE = 2196
1.50
1.70
1.60
1.90
EVM (%)
1.80
1.65
1.55
1.85
1.75
1.95
2.00
-35 -30 -25 -20 0
P
OUT
(dBm)
-10-15 -5
TX EVM vs. P
OUT
MAX2828/9 toc25
0
46
23
92
69
115
138
RX STATIC DC OFFSET
MAX2828/9 toc26
1σ/div
MEAN = -826µV
DEV = 1.75mV
SAMPLE SIZE = 2270
0
64
32
128
96
160
192
RX GAIN IMBALANCE
MAX2828/9 toc27
1σ/div
MEAN = 0.044dB
DEV = 0.08dB
SAMPLE SIZE = 2221
0
64
32
128
96
160
192
RX PHASE IMBALANCE
MAX2828/9 toc28
1σ/div
MEAN = 90.2
°
DEV = 0.63
°
SAMPLE SIZE = 2221
0
36
18
72
54
90
108
TX LO LEAKAGE
MAX2828/9 toc29
1σ/div
MEAN = -29.5dBc
DEV = 5.23dB
SAMPLE SIZE = 2196
0
48
24
96
72
120
144
TX SIDEBAND SUPPRESSION
MAX2828/9 toc30
1σ/div
MEAN = -46.1dBc
DEV = 4.94dB
SAMPLE SIZE = 2196
Typical Operating Characteristics (continued)
(V
CC
= 2.7V, f
RF
= 2.437GHz (802.11g) or f
RF
= 5.25GHz (802.11a), f
REFOSC
= 40MHz, SHDN = CS = high, RXHP = SCLK = DIN =
low, R
BIAS
= 11k, T
A
= +25°C using the MAX2828/MAX2829 evaluation kits.)
802.11g
MAX2828/MAX2829
18
Maxim Integrated
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