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74LVT2244MSA PDF预览

74LVT2244MSA

更新时间: 2024-01-18 09:25:24
品牌 Logo 应用领域
美国国家半导体 - NSC 驱动器逻辑集成电路光电二极管信息通信管理
页数 文件大小 规格书
8页 143K
描述
3.3V ABT Octal Buffer/Line Driver with TRI-STATE Outputs

74LVT2244MSA 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SOIC
包装说明:0.300 INCH, MS-013, SOIC-20针数:20
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.05
Is Samacsys:N控制类型:ENABLE LOW
系列:LVTJESD-30 代码:R-PDSO-G20
JESD-609代码:e3长度:12.8015 mm
逻辑集成电路类型:BUS DRIVER最大I(ol):0.012 A
湿度敏感等级:1位数:4
功能数量:2端口数量:2
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 WITH SERIES RESISTOR
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP20,.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 VProp。Delay @ Nom-Sup:4.4 ns
传播延迟(tpd):5.3 ns认证状态:Not Qualified
座面最大高度:2.642 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:BICMOS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宽度:7.493 mm
Base Number Matches:1

74LVT2244MSA 数据手册

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ADVANCE INFORMATION  
December 1996  
74LVT2244  
3.3V ABT Octal Buffer/Line Driver  
with TRI-STATE Outputs  
É
General Description  
Features  
Y
Input and output interface capability to systems at 5V  
V
The LVT2244 is an octal buffer and line driver designed to  
be employed as a memory address driver, clock driver and  
bus oriented transmitter or receiver which provides im-  
proved PC board density. The equivalent 25X-Series resis-  
tor helps reduce output overshoot and undershoot.  
CC  
Y
Bus-Hold data inputs eliminate the need for external  
pull-up resistors to hold unused inputs  
Equivalent 25X-Series resistor on outputs  
Live insertion/extraction permitted  
Y
Y
Y
These octal buffers and line drivers are designed for low-  
applications, but with the capability to  
voltage (3.3V) V  
Power Up/Down high impedance provides glitch-free  
bus loading  
CC  
provide a TTL interface to a 5V environment. The LVT2244  
is fabricated with an advanced BiCMOS technology to  
achieve high speed operation similar to 5V ABT while main-  
taining a low power dissipation.  
Y
Y
b
a
Outputs source/sink 12 mA/ 12 mA  
Available in SOIC JEDEC, SOIC EIAJ, TSSOP and  
SSOPII  
Y
Latch-up performance exceeds 500 mA  
Logic Symbol  
Connection Diagram  
Pin Assignment  
for SOIC, TSSOP and SSOPII  
IEEE/IEC  
TL/F/12170–2  
TL/F/12170–1  
Truth Tables  
Inputs  
Outputs  
Inputs  
Outputs  
(Pins 12, 14, 16, 18)  
(Pins 3, 5, 7, 9)  
OE  
1
I
OE  
2
I
n
n
L
L
L
L
H
Z
L
L
L
L
H
Z
H
X
H
X
H
H
e
e
e
e
Z High Impedance  
H
HIGH Voltage Level  
L
LOW Voltage Level  
X
Immaterial  
Pin Names  
OE , OE  
Description  
SOIC JEDEC  
74LVT2244WM 74LVT2244SJ 74LVT2244MTC 74LVT2244MSA  
Number 74LVT2244WMX 74LVT2244SJX 74LVT2244MTCX 74LVT2244MSAX  
SOIC EIAJ  
TSSOP JEDEC  
SSOPII  
TRI-STATE Output  
Enable Inputs  
Inputs  
Order  
1
2
I I  
0
7
See NS  
Package  
Number  
M20B  
M20D  
MTC20  
MSA20  
O O  
0
Outputs  
7
TRI-STATEÉ is a registered trademark of National Semiconductor Corporation.  
C
1996 National Semiconductor Corporation  
TL/F/12170  
RRD-B30M17/Printed in U. S. A.  
http://www.national.com  

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