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MC13142 PDF预览

MC13142

更新时间： 2024-02-23 17:09:21
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 放大器
页数 文件大小 规格书
16页 165K
描述
LOW POWER DC - 1.8 GHz LNA, MIXER and VCO

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MC13142 技术参数

生命周期：Obsolete零件包装代码：QFP
包装说明：LQFP,针数：20
Reach Compliance Code：unknownHTS代码：8542.39.00.01
风险等级：5.84JESD-30 代码：S-PQFP-G20
长度：4 mm功能数量：1
端子数量：20最高工作温度：85 °C
最低工作温度：-40 °C封装主体材料：PLASTIC/EPOXY
封装代码：LQFP封装形状：SQUARE
封装形式：FLATPACK, LOW PROFILE认证状态：Not Qualified
座面最大高度：1.6 mm标称供电电压：3 V
表面贴装：YES电信集成电路类型：RF AND BASEBAND CIRCUIT
温度等级：INDUSTRIAL端子形式：GULL WING
端子节距：0.65 mm端子位置：QUAD
宽度：4 mm

MC13142 数据手册

 浏览型号MC13142的Datasheet PDF文件第1页浏览型号MC13142的Datasheet PDF文件第2页浏览型号MC13142的Datasheet PDF文件第3页浏览型号MC13142的Datasheet PDF文件第5页浏览型号MC13142的Datasheet PDF文件第6页浏览型号MC13142的Datasheet PDF文件第7页 
MC13142  
PIN FUNCTION DESCRIPTION  
Pin  
16 Pin  
SOIC  
Equivalent Internal Circuit  
(20 Pin LQFP)  
Symbol  
EN  
Description  
1
Enable, E Osc  
V
CC  
In SO–16, both enables, (for the Oscillator/LO Buffer and  
LNA/Mixer) are bonded to Pin 1. Enable by pulling up to  
1
40 k  
2.0 V  
V
CC  
or to greater than 2.0 V  
.
BE  
EN  
BE  
V
CC  
70 k  
2.0 V  
BE  
2
3
RF  
RF Input  
V
in  
CC  
The input is the base of an NPN low noise amplifier.  
Minimum external matching is required to optimize the  
input return loss and gain.  
600  
16  
RF  
V
ref2  
out  
V
EE  
V
– Negative Supply  
pin is taken to an ample dc ground plane through a  
EE  
V
EE  
low impedance path. The path should be kept as short  
as possible. A two sided PCB is implemented so that  
ground returns can be easily made through via holes.  
V
EE  
V
ref3  
2
RF  
in  
3
16  
RF  
out  
RF Output  
2.0 mA  
The output is from the collector of the LNA; it is internally  
biased with a 600 Ω resistor to V . As shown in the 926  
MHz application receiver the output is conjugately  
matched with a shunt L, and series L and C network.  
V
CC  
EE  
4
5
6
Osc E  
Osc B  
Osc C  
On–Board VCO Transistor  
The transistor has the emitter, base and collector + V  
pins available. Internal biasing which is compensated for  
stability over temperature is provided. It is recommended  
4
CC  
Osc E  
10  
that the base pin is pulled up to V  
through an RFC  
5
CC  
chosen for the particular oscillator center frequency. The  
application circuit shows a modified Colpitts or Clapp  
oscillator configuration and its design is discussed in  
detail in the application section.  
1.5  
mA  
Osc B  
7.6 k  
6
V
EE  
Osc C  
6
8
V
CC  
V
CC  
Supply Voltage (V  
)
CC  
pins are provided for the Local Oscillator and  
Two V  
V
V
CC  
LO Buffer Amplifier. The operating supply voltage range  
EE  
6
is from 2.7 Vdc to 6.5 Vdc. In the PCB layout, the V  
trace must be kept as wide as feasible to minimize  
CC  
V
CC  
inductive reactances along the trace. V  
should be  
CC  
at the IC pin as shown in the  
component placement view.  
CC  
decoupled to V  
EE  
7
LO Buf  
7
LO Buff  
Local Oscillator Buffer  
1.0  
mA  
This is a buffered output providing –16 dBm  
8
(50 Ω termination) to drive the f pin of a PLL  
in  
synthesizer. Impedance matching to the synthesizer may  
be necessary to deliver the optimal signal and to  
improve the phase noise performance of the VCO.  
V
CC  
V
EE  
4
MOTOROLA RF/IF DEVICE DATA  
1234567...16

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