Low-Cost RF Up/Downconverter
with LNA and PA Driver
Typical Operating Circuit
1
GND
GND
28
LNA
INPUT
220pF
1pF
2
LNAIN
LNAOUT
27
220pF
LNA
OUTPUT
3
4
GND
GND
GND
GND
26
25
47pF
V CC
5
V CC
MAX2410
RXMXIN
24
3.9nH
220pF
RX
MIXER
RFINPUT
GND
23
LO
INPUT
220pF
7
LO
IFIN
22
82nH
V CC
1000pF
TX
MIXER
IFINPUT
8
LO
1000pF
V CC
47pF
1000pF
V CC
10
V CC
IFOUT
GND
GND
21
20
18
68nH
68nH
V CC
R OPT
1000pF
50 ? RX
MIXER
IFOUTPUT
18nH
GND
17
5.6nH
1000pF
PA
DRIVER
OUTPUT
220pF
13
12
PADROUT
GND
TXMXOUT
PADRIN
19
16
3.9nH
220pF
220pF
PA
DRIVER
TX
MIXER
RFOUTPUT
14
GND
TXEN
9
RXEN
6
GC
11
GND
15
INPUT
_______________Detailed Description
The MAX2410 consists of five major components: a
transmit mixer, a variable-gain power-amplifier (PA)
driver, a low-noise amplifier (LNA), a receive mixer, and
power-management section.
The following sections describe each block in the
MAX2410 Functional Diagram.
Low-Noise Amplifier (LNA)
The LNA is a wideband, single-ended cascode amplifi-
er that can be used over a wide range of frequencies
(refer to the LNA Gain vs. Frequency graph in the
Typical Operating Characteristics). Its port impedances
are optimized for operation around 1.9GHz, requiring
only a 1pF shunt capacitor at the LNA input for a VSWR
of better than 2:1 and a noise figure of 2.4dB. As with
every LNA, the input match can be traded off for better
noise figure.
_______________________________________________________________________________________
9
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相关代理商/技术参数
MAX2411AE/D 功能描述:上下转换器 Low-Cost RF Up/Downconverter with LNA and PA Driver RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
MAX2411AEEI 功能描述:上下转换器 RF Up/Down Cnvrtr w/LNA & PA Driver RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
MAX2411AEEI+ 功能描述:上下转换器 RF Up/Down Cnvrtr w/LNA & PA Driver RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
MAX2411AEEI+T 功能描述:上下转换器 RF Up/Down Cnvrtr w/LNA & PA Driver RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
MAX2411AEEI-T 功能描述:上下转换器 RF Up/Down Cnvrtr w/LNA & PA Driver RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
MAX2411AEVKIT 功能描述:射频开发工具 MAX2411A Eval Kit RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V
MAX24188ETK+ 功能描述:时钟发生器及支持产品 IEEE1588 Clock RoHS:否 制造商:Silicon Labs 类型:Clock Generators 最大输入频率:14.318 MHz 最大输出频率:166 MHz 输出端数量:16 占空比 - 最大:55 % 工作电源电压:3.3 V 工作电源电流:1 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-56
MAX24188ETK+T 功能描述:时钟和定时器开发工具 Not Available From Mouser RoHS:否 制造商:Texas Instruments 产品:Evaluation Modules 类型:Clock Conditioners 工具用于评估:LMK04100B 频率:122.8 MHz 工作电源电压:3.3 V