参数资料
型号: MAX11504EVKIT+
厂商: Maxim Integrated Products
文件页数: 2/7页
文件大小: 0K
描述: KIT EVAL FOR MAX11504
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: 视频,视频滤波器
已用 IC / 零件: MAX11504
已供物品:
MAX11504 Evaluation Kit
Quick Start
Recommended Equipment
Before beginning, the following equipment is needed:
? 5V, 150mA DC power supply (VCC)
? Video signal generator (e.g., Tektronix TG-2000 or
similar)
? Video measurement equipment (e.g., Tektronix
VM700T or similar)
Procedure
The MAX11504 EV kit is fully assembled and tested.
Follow the steps below to verify board operation.
Caution: Do not turn on the power supply until all
connections are completed.
1) Verify that no shunts are installed across jumpers
JU1–JU4 (AC-coupled inputs).
2) Verify that no shunts are installed across jumpers
JU5–JU8 (no DC bias input).
3) Verify that no shunts are installed across jumpers
JU9, JU10, JU11 (one video load).
4) Verify that no shunts are installed across jumpers
JU12–JU16 (AC-coupled outputs).
5) Connect the output of the video signal generator to
the IN_1 BNC connector on the MAX11504 EV kit.
6) Connect the OUT_1A BNC connector on the EV kit
to the input of the video measurement equipment.
7) Connect the power-supply ground to the GND pad
on the EV kit.
8) Connect the 5V supply to the VCC pad on the EV kit.
9) Set the video signal generator for the desired video
input signal. Since the input is AC-coupled and not
biased, the signal should be a unipolar signal such
as R, G, B, or Y.
10) Turn on the power supply, and enable the video
signal generator.
11) Analyze the video output signal.
Detailed Description of Hardware
The MAX11504 EV kit is a fully assembled and tested
surface-mount PCB that contains a MAX11504 IC. The
MAX11504 is a four-channel video reconstruction filter
and buffer for SDTV applications. The MAX11504 filter
typically has 3dB attenuation at 8.6MHz and 50dB
attenuation at 27MHz. The device includes a +6dB out-
put buffer capable of driving a 2V P-P video signal into
two standard 150 Ω loads.
The MAX11504 EV kit has four input channels to accept
composite and component video input signals. Each
output from the MAX11504 EV kit is capable of driving a
75 Ω load to ground. This is equivalent to driving two
sets of 150 Ω loads in parallel to ground.
All the input and output signals on the MAX11504 EV kit
can be configured for AC- or DC-coupling. The EV kit’s
input terminals are 75 Ω terminated and the video out-
put terminals are each back terminated with 75 Ω .
MAX11505 Evaluation
The MAX11504 EV kit can also evaluate the MAX11505
IC. To evaluate the MAX11505, replace the IC (U1) with
the MAX11505 IC. Refer to the MAX11505 IC data
sheet for additional information.
Jumper Selection
Input Coupling
The MAX11504 IC features a transparent clamp at the
video inputs that allows either AC- or DC-coupling. If the
input signal remains above ground, the transparent clamp
is inactive, offering true DC input coupling. If the signal
drops below ground, the inputs must be AC-coupled. The
transparent clamp will set the sync tip just below ground.
The MAX11504 EV kit provides an option to configure
the MAX11504 inputs to AC- or DC-coupling. Jumpers
JU1 –JU4 configure the input coupling for the
MAX11504 EV kit. See Table 1 for shunt positions.
Table 1. JU1–JU4 Jumper Selection
SHUNT POSITION
Installed
Not installed*
*Default position.
COUPLING
CONFIGURATION
DC-coupling
AC-coupling
2
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相关代理商/技术参数
参数描述
MAX11504EVKIT+ 功能描述:视频 IC 开发工具 MAX11504 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Evaluation Boards 类型:YPbPr to RGBHV Converters 工具用于评估:LMH1251 工作电源电压:5 V
MAX11505 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Four-Channel, Standard-Definition Video Filter
MAX11505CUB+ 功能描述:视频 IC 4Ch Standard-Def Video Filter RoHS:否 制造商:Fairchild Semiconductor 工作电源电压:5 V 电源电流:80 mA 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-28 封装:Reel
MAX11505CUB+T 功能描述:视频 IC 4Ch Standard-Def Video Filter RoHS:否 制造商:Fairchild Semiconductor 工作电源电压:5 V 电源电流:80 mA 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-28 封装:Reel
MAX11506 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Cost, 6-Channel SD Plus HD/SD Selectable Video Filters and Buffers