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TC74VHC244F(EL,K,F PDF预览

TC74VHC244F(EL,K,F

更新时间: 2024-02-12 19:27:34
品牌 Logo 应用领域
东芝 - TOSHIBA 驱动光电二极管输出元件逻辑集成电路
页数 文件大小 规格书
10页 196K
描述
IC AHC/VHC/H/U/V SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20, 0.300 INCH, 1.27 MM PITCH, LEAD FREE, PLASTIC, SOP-20, Bus Driver/Transceiver

TC74VHC244F(EL,K,F 技术参数

是否Rohs认证: 符合生命周期:Active
零件包装代码:SOIC包装说明:SOP,
针数:20Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.62
系列:AHC/VHC/H/U/VJESD-30 代码:R-PDSO-G20
长度:12.8 mm逻辑集成电路类型:BUS DRIVER
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输出极性:TRUE
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):NOT SPECIFIED传播延迟(tpd):13.5 ns
座面最大高度:1.9 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):2 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL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:5.3 mm
Base Number Matches:1

TC74VHC244F(EL,K,F 数据手册

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TC74VHC240,244F/FT/FK  
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic  
TC74VHC240F, TC74VHC240FT, TC74VHC240FK  
TC74VHC244F, TC74VHC244FT, TC74VHC244FK  
Octal Bus Buffer  
TC74VHC240F/FT/FK  
Inverted, 3-State Outputs  
TC74VHC240F, TC74VHC244F  
TC74VHC240FT, TC74VHC244FT  
TC74VHC240FK, TC74VHC244FK  
Weight  
TC74VHC244F/FT/FK  
Non-Inverted, 3-State Outputs  
The TC74VHC240 and 244 are advanced high speed CMOS  
OCTAL BUS BUFFERs fabricated with silicon gate C MOS  
technology.  
2
They achieve the high speed operation similar to equivalent  
Bipolar Schottky TTL while maintaining the CMOS low power  
dissipation.  
The 74VHC240 is an inverting 3-state buffer having two  
active-low output enables. The TC74VHC244 is a non-inverting  
3-state buffer, and has two active-low output enables.  
These devices are designed to be used with 3-state memory  
address drivers, etc.  
An input protection circuit ensures that 0 to 5.5 V can be  
applied to the input pins without regard to the supply voltage.  
This device can be used to interface 5 V to 3 V systems and two  
supply systems such as battery back up. This circuit prevents  
device destruction due to mismatched supply and input voltages.  
Features  
High speed: t = 3.9 ns (typ.) at V  
= 5 V  
pd  
CC  
Low power dissipation: I  
= 4 μA (max) at Ta = 25°C  
CC  
High noise immunity: V  
= V  
= 28% V  
(min)  
NIH  
NIL  
CC  
Power down protection is provided on all inputs.  
Balanced propagation delays: t  
t
pHL  
pLH  
Wide operating voltage range: V  
= 2 to 5.5 V  
CC (opr)  
Low noise: V  
= 0.8 V (max)  
OLP  
SOP20-P-300-1.27A  
: 0.22 g (typ.)  
Pin and function compatible with 74ALS240/244  
TSSOP20-P-0044-0.65A  
VSSOP20-P-0030-0.50  
: 0.08 g (typ.)  
: 0.03 g (typ.)  
Start of commercial production  
1991-05  
1
2014-03-01  

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