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900MHz SiGe, High IP3,
Low-Noise Amplifiers
Typical Operating Characteristics
(MAX2642/MAX2643 EV kits, V CC = +3.0V, P RFIN = -30dBm, input and output are terminated to 50 ? , f RFIN = 900MHz, R BIAS =
510 ? , high-gain mode (low-gain mode is applicable only to the MAX2642), T A = +25 ° C, unless otherwise noted.)
MAX2642
INPUT THIRD-ORDER INTERCEPT
INPUT THIRD-ORDER INTERCEPT
5
3
1
-1
-3
-5
-7
vs. R BIAS (HIGH GAIN)
T A = +85°C
11
9
7
5
3
1
-1
-3
-5
vs. R BIAS (LOW GAIN)
T A = +85 ° C
6
5
4
3
NOISE FIGURE vs. FREQUENCY
MATCHED AT 900MHz
LOW GAIN
-9
-11
-13
-15
T A = -40°C
T A = +25°C
-7
-9
-11
-13
-15
T A = -40 ° C
T A = +25 ° C
2
1
0
HIGH GAIN
0
200 400 600 800 1000 1200 1400 1600 1800
0
500
1000
1500
2000
800 820 840 860 880 900 920 940 960 980 1000
R BIAS ( ? )
R BIAS ( ? )
FREQUENCY (MHz)
6
5
4
NOISE FIGURE vs. TEMPERATURE
LOW GAIN
-8
-10
-12
-14
P1dB vs. R BIAS
T A = +85 ° C, LOW GAIN
T A = +25 ° C, LOW GAIN
T A = +85 ° C, HIGH GAIN
T A = -40 ° C, LOW GAIN
12
8
4
0
-4
OUTPUT POWER vs. INPUT POWER
510 ? , HIGH GAIN
806 ? , HIGH GAIN
1.1k ? , HIGH GAIN
3
-16
-18
-8
-12
2
1
0
-40
-20
0
HIGH GAIN
20 40 60
TEMPERATURE ( ° C)
80
100
-20
-22
-24
0
T A = -40 ° C,
HIGH GAIN
T A = +25 ° C, HIGH GAIN
200 400 600 800 1000 1200 1400 1600 1800
R BIAS ( ? )
-16
-20
-24
-28
-30
-26
1.1k ? , LOW GAIN
806 ? , LOW GAIN
510 ? , LOW GAIN
-22 -18 -14 -10 -6 -2
P IN (dBm)
2
GAIN vs. R BIAS
GAIN vs. SUPPLY VOLTAGE
GAIN vs. FREQUENCY
20
18
T A = -40° C, HIGH GAIN
20
18
T A = -40 ° C, HIGH GAIN
20
18
MATCHED AT 900MHz
16
16
16
14
12
10
8
6
4
2
0
T A = +25 ° C,
HIGH GAIN
T A = +85°C, HIGH GAIN
T A = +25°C, LOW GAIN
T A = -40°C, LOW GAIN
14
12
10
8
6
4
2
0
T A = +25 ° C, HIGH GAIN
T A = +85 ° C, HIGH GAIN
T A = -40 ° C, LOW GAIN
T A = +25 ° C, LOW GAIN
T A = +85 ° C, LOW GAIN
14
12
10
8
6
4
HIGH-GAIN MODE
LOW-GAIN MODE
-2
-4
T A = +85°C, LOW GAIN
-2
-4
2
0
0
200 400 600 800 1000 1200 1400 1600 1800
2.4
2.8
3.2
3.6
4.0
4.4
4.8
5.2
5.6
800 820 840 860 880 900 920 940 960 980 1000
R BIAS ( ? )
V CC (V)
FREQUENCY (MHz)
4
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相关代理商/技术参数
MAX2643EXT 制造商:Maxim Integrated Products 功能描述:- Rail/Tube 制造商:Rochester Electronics LLC 功能描述:
MAX2643EXT+ 制造商:Maxim Integrated Products 功能描述:900MHZ SIGE, HIGH-VARIABLE IP3, LOW-NOISE AMPLIFIER - Bulk
MAX2643EXT+T 功能描述:射频放大器 900MHz SiGe High Variable IP3 RoHS:否 制造商:Skyworks Solutions, Inc. 类型:Low Noise Amplifier 工作频率:2.3 GHz to 2.8 GHz P1dB:18.5 dBm 输出截获点:37.5 dBm 功率增益类型:32 dB 噪声系数:0.85 dB 工作电源电压:5 V 电源电流:125 mA 测试频率:2.6 GHz 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-16 封装:Reel
MAX2643EXT-T 功能描述:射频放大器 900MHz SiGe High Variable IP3 RoHS:否 制造商:Skyworks Solutions, Inc. 类型:Low Noise Amplifier 工作频率:2.3 GHz to 2.8 GHz P1dB:18.5 dBm 输出截获点:37.5 dBm 功率增益类型:32 dB 噪声系数:0.85 dB 工作电源电压:5 V 电源电流:125 mA 测试频率:2.6 GHz 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-16 封装:Reel
MAX2644EVKIT 功能描述:放大器 IC 开发工具 MAX2644 Eval Kit RoHS:否 制造商:International Rectifier 产品:Demonstration Boards 类型:Power Amplifiers 工具用于评估:IR4302 工作电源电压:13 V to 23 V
MAX2644EXT 制造商:Maxim Integrated Products 功能描述:- Bulk
MAX2644EXT+ 制造商:Maxim Integrated Products 功能描述:RF AMP CHIP SGL GP 2.5GHZ 5.5V 6PIN SC-70 - Rail/Tube
MAX2644EXT+T 功能描述:射频放大器 2.4GHz SiGe High Variable IP3 RoHS:否 制造商:Skyworks Solutions, Inc. 类型:Low Noise Amplifier 工作频率:2.3 GHz to 2.8 GHz P1dB:18.5 dBm 输出截获点:37.5 dBm 功率增益类型:32 dB 噪声系数:0.85 dB 工作电源电压:5 V 电源电流:125 mA 测试频率:2.6 GHz 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-16 封装:Reel
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