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74ALVCH245Q PDF预览

74ALVCH245Q

更新时间: 2024-09-15 15:28:47
品牌 Logo 应用领域
艾迪悌 - IDT PC光电二极管
页数 文件大小 规格书
6页 102K
描述
QSOP-20, Tube

74ALVCH245Q 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:QSOP
包装说明:SSOP, SSOP20,.25针数:20
Reach Compliance Code:not_compliant风险等级:5.9
控制类型:COMMON CONTROL计数方向:BIDIRECTIONAL
JESD-30 代码:R-PDSO-G20JESD-609代码:e0
负载电容(CL):50 pF最大I(ol):0.024 A
湿度敏感等级:1位数:8
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
输出特性:3-STATE输出极性:TRUE
封装主体材料:PLASTIC/EPOXY封装代码:SSOP
封装等效代码:SSOP20,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, SHRINK PITCH电源:3.3 V
Prop。Delay @ Nom-Sup:5 ns认证状态:Not Qualified
子类别:Bus Driver/Transceivers标称供电电压 (Vsup):3.3 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn85Pb15)
端子形式:GULL WING端子节距:0.635 mm
端子位置:DUALBase Number Matches:1

74ALVCH245Q 数据手册

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3.3V CMOS  
IDT74ALVCH245  
OCTAL BUS TRANSCEIVER  
WITH 3-STATE OUTPUTS  
AND BUS-HOLD  
DESCRIPTION:  
FEATURES:  
0.5 MICRON CMOS Technology  
Typical tSK(o) (Output Skew) < 250ps  
ESD > 2000V per MIL-STD-883, Method 3015;  
> 200V using machine model (C = 200pF, R = 0)  
VCC = 3.3V ±0.3V, Normal Range  
This octal bus transceiver is built using advanced dual metal CMOS  
technology.The three-state controls are designedtooperate this device  
inasingle-bytemode.Allinputs aredesignedwithhysteresis forimproved  
noisemargin.  
TheALVCH245is designedforasynchronous communicationbetween  
data buses.The device transmits data fromthe Abus tothe Bbus orfrom  
the Bbus tothe Abus,dependingonthe logiclevelatthe direction-control  
(DIR) input.  
V
CC  
= 2.7V to 3.6V, Extended Range  
VCC = 2.5V ±0.2V  
CMOS power levels (0.4µW typ. static)  
Rail-to-Rail output swing for increased noise margin  
Available in SOIC, SSOP, QSOP, and TSSOP packages  
The ALVCH245 has been designed with a ±24mA output driver. This  
driver is capable of driving a moderate to heavy load while maintaining  
speedperformance.  
Drive Features for ALVCH245:  
High Output Drivers: ±24mA  
Suitable for heavy loads  
The ALVCH245 has bus-hold” which retains the inputs’ last state  
wheneverthe inputbus goes toa highimpedance.This prevents floating  
inputs andeliminates the needforpull-up/downresistors.  
APPLICATIONS:  
• 3.3V High Speed Systems  
• 3.3Vandlowervoltagecomputingsystems  
FUNCTIONALBLOCKDIAGRAM  
1
DIR  
19  
OE  
2
A1  
18  
B1  
TO SEVEN OTHER CHANNELS  
INDUSTRIAL TEMPERATURE RANGE  
SEPTEMBER 2000  
1
c
1999 Integrated Device Technology, Inc.  
DSC-4471/-  

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