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TC74AC245F(EL,F) PDF预览

TC74AC245F(EL,F)

更新时间: 2024-01-02 15:27:24
品牌 Logo 应用领域
东芝 - TOSHIBA /
页数 文件大小 规格书
9页 229K
描述
TC74AC245F(EL,F)

TC74AC245F(EL,F) 技术参数

是否Rohs认证: 符合生命周期:Active
零件包装代码:DIP包装说明:DIP, DIP20,.3
针数:20Reach Compliance Code:unknown
风险等级:5.65控制类型:COMMON CONTROL
计数方向:BIDIRECTIONAL系列:AC
JESD-30 代码:R-PDIP-T20长度:24.6 mm
逻辑集成电路类型:BUS TRANSCEIVER最大I(ol):0.024 A
位数:8功能数量:1
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:DIP
封装等效代码:DIP20,.3封装形状:RECTANGULAR
封装形式:IN-LINE包装方法:TUBE
峰值回流温度(摄氏度):NOT SPECIFIED电源:3.3/5 V
Prop。Delay @ Nom-Sup:12.4 ns传播延迟(tpd):12.4 ns
认证状态:Not Qualified座面最大高度:4.45 mm
子类别:Bus Driver/Transceivers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:NO技术:CMOS
温度等级:INDUSTRIAL端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:7.62 mm
Base Number Matches:1

TC74AC245F(EL,F) 数据手册

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TC74AC245,640P/F/FT  
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic  
TC74AC245P,TC74AC245F,TC74AC245FT  
TC74AC640P,TC74AC640F,TC74AC640FT  
Octal Bus Transceiver  
TC74AC245P/F/FT 3-State, Non-Inverting  
TC74AC640P/F/FT 3-State, Inverting  
TC74AC245P, TC74AC640P  
TC74AC245F, TC74AC640F  
TC74AC245FT, TC74AC640FT  
The TC74AC245, 640 are advanced high speed CMOS OCTAL  
BUS TRANSCEIVERs fabricated with silicon gate and double-layer  
metal wiring C2MOS technology.  
They achieve the high speed operation similar to equivalent  
Bipolar Schottky TTL while maintaining the CMOS low power  
dissipation.  
They are intended for two-way asynchronous communication  
between data busses. The direction of data transmission is  
determined by the level of the DIR input.  
The enable input ( G ) can be used to disable the device so that  
the busses are effectively isolated.  
All inputs are equipped with protection circuits against static  
discharge or transient excess voltage.  
Features (Note 1)(Note 2)  
High speed: t = 3.9 ns (typ.) at V  
= 5 V  
pd  
CC  
Low power dissipation: I  
= 8 μA (max) at Ta = 25°C  
CC  
High noise immunity: V  
= V  
= 28% V  
(min)  
NIH  
NIL  
CC  
Symmetrical output impedance:  
|I | = I = 24 mA (min)  
OH  
OL  
Capability of driving 50 Ω transmission lines.  
t
pHL  
(opr) = 2 V to 5.5 V  
Balanced propagation delays: t  
pLH  
Wide operating voltage range: V  
CC  
Weight  
Pin and function compatible with 74F245/640  
DIP20-P-300-2.54A  
SOP20-P-300-1.27A  
TSSOP20-P-0044-0.65A  
: 1.30 g (typ.)  
: 0.22 g (typ.)  
: 0.08 g (typ.)  
Note 1: Do not apply a signal to any bus terminal when it is in  
the output mode. Damage may result.  
Note 2: All floating (high impedance) bus terminals must have their input levels fixed by means of pull up or pull  
down resistors.  
1
2007-10-01  

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