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TC74VHC245FK PDF预览

TC74VHC245FK

更新时间: 2024-09-13 05:15:59
品牌 Logo 应用领域
东芝 - TOSHIBA 总线驱动器总线收发器逻辑集成电路光电二极管
页数 文件大小 规格书
9页 235K
描述
Octal Bus Transceiver

TC74VHC245FK 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SSOP
包装说明:3 MM, 0.50 MM PITCH, LEAD FREE, PLASTIC, VSSOP-20针数:20
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.58Is Samacsys:N
控制类型:COMMON CONTROL计数方向:BIDIRECTIONAL
系列:AHC/VHCJESD-30 代码:R-PDSO-G20
长度:5 mm逻辑集成电路类型:BUS TRANSCEIVER
最大I(ol):0.008 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:VSSOP封装等效代码:TSSOP20,.25,16
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):NOT SPECIFIED电源:2/5.5 V
Prop。Delay @ Nom-Sup:8.5 ns传播延迟(tpd):13.5 ns
认证状态:Not Qualified座面最大高度:1 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):3.3 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子形式:GULL WING
端子节距:0.5 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED翻译:N/A
宽度:3 mmBase Number Matches:1

TC74VHC245FK 数据手册

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TC74VHC245F/FT/FK  
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic  
TC74VHC245F,TC74VHC245FT,TC74VHC245FK  
Octal Bus Transceiver  
The TC74VHC245 is an advanced high speed CMOS OCTAL  
BUS TRANSCEIVER fabricated with silicon gate C2MOS  
technology.  
It achieves the high speed operation similar to equivalent  
Bipolar Schottky TTL while maintaining the CMOS low power  
dissipation.  
It is 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.  
TC74VHC245F  
TC74VHC245FT  
TC74VHC245FK  
All inputs are equipped with protection circuits against static  
discharge.  
Features (Note 1) (Note 2) (Note 3)  
High speed: t = 4.0 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  
Balanced propagation delays: t  
t
pHL  
pLH  
Wide operating voltage range: V  
= 2 V to 5.5 V  
CC (opr)  
Low noise: V  
= 1.2 V (max)  
OLP  
Pin and function compatible with 74ALS245  
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.  
Weight  
SOP20-P-300-1.27A  
TSSOP20-P-0044-0.65A : 0.08 g (typ.)  
VSSOP20-P-0030-0.50  
: 0.22 g (typ.)  
Note 3: A parasitic diode is formed between the bus and V  
CC  
terminals. Therefore bus terminal can not be used to  
interface 5 V to 3 V systems directly.  
: 0.03 g (typ.)  
1
2007-10-01  

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