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MAX2108 PDF预览

MAX2108

更新时间: 2024-02-08 13:04:39
品牌 Logo 应用领域
美信 - MAXIM /
页数 文件大小 规格书
12页 157K
描述
Direct-Conversion Tuner IC

MAX2108 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:SOIC包装说明:0.150 INCH, 0.025 INCH PITCH, QSOP-24
针数:24Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.76内置中频放大器:NO
商用集成电路类型:VIDEO TUNER最大输入频率(射频):2150 MHz
最小输入频率(射频):950 MHzJESD-30 代码:R-PDSO-G24
JESD-609代码:e0长度:8.65 mm
湿度敏感等级:1标称噪声指数:10 dB
频带数量:1功能数量:1
端子数量:24最高工作温度:70 °C
最低工作温度:封装主体材料:PLASTIC/EPOXY
封装代码:SSOP封装等效代码:SSOP24,.24
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
峰值回流温度(摄氏度):240电源:5 V
认证状态:Not Qualified座面最大高度:1.73 mm
子类别:Other Consumer ICs最大压摆率:152 mA
最大供电电压 (Vsup):5.25 V最小供电电压 (Vsup):4.75 V
表面贴装:YES温度等级:COMMERCIAL
端子面层:Tin/Lead (Sn85Pb15)端子形式:GULL WING
端子节距:0.635 mm端子位置:DUAL
处于峰值回流温度下的最长时间:20宽度:3.9 mm
Base Number Matches:1

MAX2108 数据手册

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19-1449; Rev 0; 4/99  
Dire c t -Co n ve rs io n Tu n e r IC  
MAX2108  
Ge n e ra l De s c rip t io n  
Fe a t u re s  
The MAX2108 is a low-cost direct-conversion tuner IC  
designed for use in digital direct-broadcast satellite  
(DBS) television set-top box units and microwave links.  
Its direct-conversion architecture reduces system cost  
compared to devices with IF-based architectures.  
Low-Cost Architecture  
Operates from Single +5V Supply  
On-Chip Quadrature Generator, Dual-Modulus  
Prescaler (/32, /33)  
The MAX2108 directly tunes L-band signals to base-  
band using a broadband I/Q downconverter. The oper-  
a ting fre q ue nc y ra ng e s p a ns from 950MHz to  
2150MHz. The IC includes a low-noise amplifier (LNA)  
with gain control, two downconverter mixers with output  
buffers, a 90° quadrature generator, and a divide-by  
32/33 prescaler.  
Input Levels: -20dBm to -70dBm per Carrier  
Over 50dB RF Gain-Control Range  
10dB Noise Figure at Maximum Gain  
+8dBm IIP3 at Minimum Gain  
Ap p lic a t io n s  
DirecTV, PrimeStar, EchoStar DBS Tuners  
DVB-Compliant DBS Tuners  
Cellular Base Stations  
Ord e rin g In fo rm a t io n  
PART  
TEMP. RANGE  
PIN-PACKAGE  
Wireless Local Loop  
MAX2108CEG  
0°C to +70°C  
24 QSOP  
Broadband Systems  
LMDS  
Pin Configuration appears at end of data sheet.  
Microwave Links  
Fu n c t io n a l Dia g ra m  
RFIN  
6
IOUT  
PS_SEL  
11  
GC  
10  
GND  
9
GND  
8
RFIN  
7
GND  
4
IOUT  
2
V
V
V
CC  
CC  
CC  
12  
5
3
1
I
/32  
/33  
0
90  
MAX2108  
Q
13  
PSOUT  
14  
15  
GND  
16  
17  
18  
LO  
19  
20  
21  
22  
23  
24  
PSOUT  
GND  
N.C.  
LO  
QOUT  
QOUT  
N.C.  
V
GND  
CC  
________________________________________________________________ Maxim Integrated Products  
1
For free samples & the latest literature: http://www.maxim-ic.com, or phone 1-800-998-8800.  
For small orders, phone 1-800-835-8769.  

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