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74LVX4245WMX PDF预览

74LVX4245WMX

更新时间: 2024-02-11 10:50:53
品牌 Logo 应用领域
美国国家半导体 - NSC /
页数 文件大小 规格书
8页 145K
描述
8-Bit Dual Supply Translating Transceiver with TRI-STATE Outputs

74LVX4245WMX 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP24,.4
针数:24Reach Compliance Code:compliant
风险等级:5.18其他特性:4.5V TO 5.5V SUPPLY FOR PORT A; 2.7V TO 3.6V SUPPLY FOR PORT B
控制类型:COMMON CONTROL计数方向:BIDIRECTIONAL
系列:LV/LV-A/LVX/HJESD-30 代码:R-PDSO-G24
JESD-609代码:e3长度:15.4 mm
负载电容(CL):50 pF逻辑集成电路类型:BUS TRANSCEIVER
最大I(ol):0.024 A湿度敏感等级:1
位数:8功能数量:1
端口数量:2端子数量:24
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:SOP
封装等效代码:SOP24,.4封装形状:RECTANGULAR
封装形式:SMALL OUTLINE包装方法:TAPE AND REEL
峰值回流温度(摄氏度):260电源:3.3 V
Prop。Delay @ Nom-Sup:10 ns传播延迟(tpd):10 ns
认证状态:Not Qualified座面最大高度:2.65 mm
子类别:Bus Driver/Transceivers最大供电电压 (Vsup):3.6 V
最小供电电压 (Vsup):2.7 V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:Matte Tin (Sn)
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
翻译:3V & 5V宽度:7.5 mm
Base Number Matches:1

74LVX4245WMX 数据手册

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October 1995  
74LVX4245  
8-Bit Dual Supply Translating Transceiver  
with TRI-STATE Outputs  
É
General Description  
Features  
Y
Bidirectional interface between 5V and 3V buses  
Control inputs compatible with TTL level  
5V data flow at A port and 3V data flow at B port  
Outputs source/sink 24 mA at 5V bus; 12 mA at 3V  
bus  
The LVX4245 is a dual-supply, 8-bit translating transceiver  
that is designed to interface between a 5V bus and a 3V bus  
in a mixed 3V/5V supply environment. The Transmit/Re-  
ceive (T/R) input determines the direction of data flow.  
Transmit (active-HIGH) enables data from A ports to B  
ports; Receive (active-LOW) enables data from B ports to A  
ports. The Output Enable input, when HIGH, disables both A  
and B ports by placing them in a HIGH Z condition. The A  
port interfaces with the 5V bus; the B port interfaces with  
the 3V bus.  
Y
Y
Y
Y
Guaranteed simultaneous switching noise level and dy-  
namic threshold performance  
Y
Y
Available in SOIC, QSOP and TSSOP packages  
Implements patented Quiet Series EMI reduction  
circuitry  
The LVX4245 is suitable for mixed voltage applications such  
as laptop computers using 3.3V CPU’s and 5V LCD dis-  
plays.  
Y
Functionally compatible with the 74 series 245  
Logic Symbol  
Connection Diagram  
Pin Assignment  
for SOIC, QSOP and TSSOP  
TL/F/11540–1  
Pin Names  
Description  
Output Enable Input  
OE  
T/R  
Transmit/Receive Input  
A A  
0
Side A Inputs or TRI-STATE Outputs  
Side B Inputs or TRI-STATE Outputs  
7
B B  
0
7
TL/F/11540–2  
SOIC JEDEC  
QSOP  
TSSOP  
Order Number  
74LVX4245WM  
74LVX4245WMX  
74LVX4245QSC  
74LVX4245QSCX  
74LVX4245MTC  
74LVX4245MTCX  
See NS Package Number  
M24B  
MQA24  
MTC24  
TRI-STATEÉ is a registered trademark of National Semiconductor Corporation.  
C
1995 National Semiconductor Corporation  
TL/F/11540  
RRD-B30M115/Printed in U. S. A.  

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