参数资料
型号: MAX2838ETM+T
厂商: Maxim Integrated
文件页数: 14/22页
文件大小: 0K
描述: IC TXRX RF BROADBAND 48-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
频率: 3.3GHz ~ 3.9GHz
调制或协议: 802.16
应用: WiMax
电源电压: 2.7 V ~ 3.6 V
电流 - 接收: 103mA
电流 - 传输: 150mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
工作温度: -40°C ~ 85°C
封装/外壳: 48-WFQFN 裸露焊盘
包装: 带卷 (TR)
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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