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MAX3507EGI PDF预览

MAX3507EGI

更新时间: 2024-09-12 22:22:43
品牌 Logo 应用领域
美信 - MAXIM 电信集成电路电信电路放大器有线电视
页数 文件大小 规格书
12页 357K
描述
Upstream CATV Amplifier with On-Chip Anti-Alias Filter

MAX3507EGI 技术参数

是否Rohs认证:不符合生命周期:Obsolete
零件包装代码:QFN包装说明:5 X 5 MM, 0.90 MM HEIGHT, QFN-28
针数:28Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:5.88Is Samacsys:N
JESD-30 代码:S-PQCC-N28JESD-609代码:e0
长度:5 mm湿度敏感等级:1
功能数量:1端子数量:28
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:VQCCN
封装形状:SQUARE封装形式:CHIP CARRIER, VERY THIN PROFILE
峰值回流温度(摄氏度):245认证状态:Not Qualified
座面最大高度:1 mm标称供电电压:5 V
表面贴装:YES电信集成电路类型:TELECOM CIRCUIT
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn85Pb15)
端子形式:NO LEAD端子节距:0.5 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:5 mmBase Number Matches:1

MAX3507EGI 数据手册

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19-2092; Rev 0; 7/01  
Upstream CATV Amplifier with  
On-Chip Anti-Alias Filter  
General Description  
Features  
The MAX3507 is a variable-gain power amplifier for use  
in CATV upstream transmitters. The variable-gain fea-  
ture has 55dB of dynamic range and is controlled by a  
3-wire SPI™ bus. The device is capable of generating  
+64dBmV output (16QAM/QPSK) when driven with a  
+34dBmV nominal input signal. The on-chip anti-alias  
lowpass filter with 75MHz cutoff frequency saves sys-  
tem design cost and space. The optional positive slope  
generator provides system design flexibility.  
Built-In 5th-Order Elliptic Anti-Aliasing Filter  
5MHz to 65MHz Operation  
55dB Gain Control Range  
Optional Positive Slope Generator  
55dB Spurious-Free Dynamic Range Over  
Transmit Band  
The device operates from a single +5V supply and  
draws 220mA nominal during transmit at max gain  
(100% duty cycle). For burst-type transmissions, the  
device is shut off between bursts to minimize noise and  
save power while still maintaining a match at the output.  
The device is optimized for high linearity with harmonic  
levels below -55dBc.  
Ordering Information  
PART  
TEMP. RANGE  
PIN-PACKAGE  
MAX3507EGI  
-40°C to +85°C  
28 QFN  
The MAX3507 is available in a 28-pin QFN package  
and operates over the extended industrial temperature  
range (-40°C to +85°C).  
Applications  
Cable Modem Upstream Transmitter  
Set-Top Box Upstream Transmitter  
Telephony Over Cable  
Pin Configuration appears at end of data sheet.  
Typical Operating Circuit  
V
CC  
V
CC  
28  
27  
26  
25  
24  
23  
22  
BIASF  
DC+  
DC-  
TXEN  
1
2
3
4
21  
20  
19  
18  
V
CC  
BIAS  
CIRCUIT  
N.C.  
OUT+  
5-POLE  
ELLIPTIC  
FILTER  
OPTIONAL  
EQUALIZER  
GND  
OUT-  
4:1  
V
CC  
IMPEDANCE  
RATIO  
V
CC  
17 N.C.  
5
6
7
GAIN  
SERIAL DATA  
CONTROL  
CEXT  
16  
IN+  
IN-  
MAX3507  
15 N.C.  
8
9
10  
11  
12  
13  
14  
V
CC  
DIGITAL  
CONTROL  
LINES  
SPI is a trademark of Motorola, Inc.  
________________________________________________________________ Maxim Integrated Products  
1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at  
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.  

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