3.3GHz to 3.9GHz
Wireless Broadband RF Transceiver
Typical Operating Characteristics (continued)
(V CC = 2.8V, T A = +25°C, f LO = 3.6GHz, f REF = 40MHz, CS = high, RXHP = SCLK = DIN = low, RF BW = 7MHz, using the MAX2838
Evaluation Kit.)
EVM vs. Tx OUTPUT POWER (64 QAM
FUSC, 10MHz CHANNEL BANDWIDTH)
Tx OUTPUT EMISSION SPECTRUM
HISTOGRAM: Tx LO LEAKAGE
2.0
1.6
1.2
10
0
-10
-20
-30
f LO
f LO / 3
f LO x 4/3
f LO x 2
372
310
248
MEAN = -46.235dBc
DEV = 5.1577dB
SAMPLE SIZE = 7841
-40
186
0.8
-50
-60
124
0.4
0
-70
-80
-90
62
-40
-30
-20
-10
0
0Hz
26.5GHz
1 σ /div
P OUT (dBm)
SYNTHESIZER
LO FREQUENCY vs.
HISTOGRAM: Tx SIDEBAND SUPPRESSION
Tx OUTPUT RETURN LOSS vs. FREQUENCY
DIFFERENTIAL TUNE VOLTAGE
504
420
336
MEAN = -47.856dBc
DEV = 2.8827dB
SAMPLE SIZE = 7841
50
40
30
20
4.2
4.0
3.8
10
252
168
0
-10
-20
3.6
3.4
84
-30
-40
3.3GHz
3.6GHz
3.9GHz
3.2
-50
3.0
1 σ /div
30kHz
6.0GHz
0
0.5
1.0
1.5
2.0
2.5
DIFFERENTIAL TUNE VOLTAGE (V)
CHANNEL-SWITCHING FREQUENCY SETTLING
PHASE NOISE vs. OFFSET FREQUENCY
VCO GAIN vs. DIFFERENTIAL TUNE VOLTAGE (3.3GHz TO 3.9GHz, MANUAL VCO SUB-BAND SELECTION)
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
200.00
180.00
160.00
140.00
120.00
100.00
80.00
60.00
40.00
20.00
0.00
50kHz
10kHz/div
-50kHz
0.0001
0.001
0.01
0.1
1
10
0
0.5
1.0
1.5
2.0
2.5
0
99.69
OFFSET FREQUENCY (MHz)
DIFFERENTIAL TUNE VOLTAGE (V)
TIME ( μ s)
14
______________________________________________________________________________________
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相关代理商/技术参数
MAX2838-RD0142 制造商:Maxim Integrated Products 功能描述:- Boxed Product (Development Kits)
MAX2839ASEVKIT+ 功能描述:WiFi/802.11开发工具 MAX2839AS Eval Kit RoHS:否 制造商:Roving Networks 产品:Evaluation Boards 工具用于评估:RN-171 支持协议:802.11 b/g 频率:2.4 GHz 接口类型:UART 工作电源电压:2 V to 16 V
MAX2839ASEWO+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
MAX2839ASEWO+T 功能描述:射频收发器 MAX2557A Eval Kit RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
MAX2839ETN+ 功能描述:射频收发器 2.3-2.7GHz Wireless Broadband RF Txr RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
MAX2839ETN+D 功能描述:射频收发器 RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
MAX2839ETN+T 功能描述:射频收发器 2.3-2.7GHz Wireless Broadband RF Txr RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
MAX2839ETN+TD 功能描述:射频收发器 RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray