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MAX498CWI PDF预览

MAX498CWI

更新时间: 2024-01-28 01:41:23
品牌 Logo 应用领域
美信 - MAXIM 复用器开关复用器或开关信号电路缓冲放大器光电二极管
页数 文件大小 规格书
16页 156K
描述
Quad/Triple, SPDT, RGB Switches with 250MHz Video Buffer Amplifiers

MAX498CWI 技术参数

是否无铅: 含铅生命周期:Active
零件包装代码:SOIC包装说明:0.300 INCH, SOP-28
针数:28Reach Compliance Code:unknown
风险等级:5.42模拟集成电路 - 其他类型:AUDIO/VIDEO SWITCH
JESD-30 代码:R-PDSO-G28JESD-609代码:e0
长度:17.9 mm湿度敏感等级:1
负电源电压最大值(Vsup):-5.5 V负电源电压最小值(Vsup):-4.5 V
标称负供电电压 (Vsup):-5 V信道数量:1
功能数量:4端子数量:28
标称断态隔离度:81 dB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:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):245
认证状态:COMMERCIAL座面最大高度:2.65 mm
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:YES
温度等级:COMMERCIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.5 mmBase Number Matches:1

MAX498CWI 数据手册

 浏览型号MAX498CWI的Datasheet PDF文件第2页浏览型号MAX498CWI的Datasheet PDF文件第3页浏览型号MAX498CWI的Datasheet PDF文件第4页浏览型号MAX498CWI的Datasheet PDF文件第5页浏览型号MAX498CWI的Datasheet PDF文件第6页浏览型号MAX498CWI的Datasheet PDF文件第7页 
19-1143; Rev 0; 10/96  
Qu a d /Trip le , S P DT, RGB S w it c h e s  
w it h 2 5 0 MHz Vid e o Bu ffe r Am p lifie rs  
8/MAX49  
_______________Ge n e ra l De s c rip t io n  
____________________________Fe a t u re s  
The MAX498/MAX499 are high-speed, quad/triple, sin-  
gle-pole/double-throw video switches with on-board  
closed-loop buffer amplifiers. The buffer amplifiers fea-  
High Speed:  
250MHz Small-Signal -3dB Bandwidth  
135MHz Full-Power -3dB Bandwidth  
ture +6dB gain (A  
= 2V/V), 250MHz -3dB band-  
VCL  
70MHz 0.1dB Gain Flatness  
width, 70MHz 0.1dB gain flatness, and 1250V/µs slew  
rate. Fast switching time (3ns) and fast settling time  
(12ns for a 4V s te p ) ma ke the s e d e vic e s e xc e lle nt  
choices for a wide variety of video applications. The low  
differential gain/phase errors (0.03%/0.06°) and wide  
bandwidth make them ideal for both composite-video  
and RGB applications. The amplifiers are capable of  
d e live ring ± 2.5V into b a c k-te rmina te d 50or 75Ω  
cables, and they deliver ±2V to a 75load, allowing  
multiple cables to be driven from a single output.  
1250V/µs Slew Rate  
12ns to 0.1% Settling Time  
0.03°/0.06% Differential Phase/Gain Error  
2pF Input Capacitance  
3ns Channel-Switching Time  
120mVp-p Channel-Switching Transient  
Three-State Output Allows Large Switch Arrays  
For implementation of large switch arrays, a low-power  
disable mode places the amplifier outputs in a high-  
imp e d a nc e s ta te . Cha nne l s e le c tion a nd outp ut  
e na b le /d is a b le a re c ontrolle d b y four TTL/CMOS-  
compatible logic inputs. Each video input is isolated by  
an AC-ground pin, which minimizes channel-to-channel  
capacitance and reduces crosstalk to 90dB at 10MHz.  
Directly Drives 50or 75Back-Terminated  
Cables  
______________Ord e rin g In fo rm a t io n  
The four-channel MAX498 dissipates 390mW (typical)  
from ±5VDC power supplies with all output buffers  
enabled. Power consumption is reduced to 130mW with  
all buffers disabled. The corresponding dissipation for  
the thre e -c ha nne l MAX499 is 300mW e na b le d a nd  
100mW disabled.  
PART  
TEMP. RANGE  
0°C to +70°C  
0°C to +70°C  
PIN-PACKAGE  
28 SO  
MAX498CWI  
MAX499CWG  
24 SO  
________________________Ap p lic a t io n s  
_________________P in Co n fig u ra t io n s  
Video Switching and Routing  
Broadcast-Quality Composite-Video Multiplexing  
Workstations  
TOP VIEW  
24 GND  
IN1A  
GND  
IN2A  
GND  
1
2
3
4
5
6
7
8
9
23  
22  
21  
20  
LE  
Video Editing  
EN  
A0  
Broadcast and High-Definition TV Systems  
Multimedia Products  
MAX499  
IN3A  
CS  
Medical Imaging  
V
CC  
OUT1  
19  
18  
17  
16  
15  
14  
V
EE  
V
CC  
IN1B  
GND  
V
EE  
OUT2  
N.C.  
IN2B 10  
GND 11  
OUT3  
IN3B  
13 N.C.  
12  
SO  
MAX498 appears at end of data sheet.  
________________________________________________________________ Maxim Integrated Products  
1
For free samples & the latest literature: http://www.maxim-ic.com, or phone 1-800-998-8800  

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