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TC74HCT688AF(EL) PDF预览

TC74HCT688AF(EL)

更新时间: 2024-09-27 13:14:31
品牌 Logo 应用领域
东芝 - TOSHIBA /
页数 文件大小 规格书
7页 289K
描述
IC,IDENTITY COMPARATOR,HCT-CMOS,SOP,20PIN,PLASTIC

TC74HCT688AF(EL) 技术参数

是否Rohs认证: 不符合生命周期:End Of Life
包装说明:SOP, SOP20,.3Reach Compliance Code:unknown
风险等级:5.85JESD-30 代码:R-PDSO-G20
逻辑集成电路类型:IDENTITY COMPARATOR端子数量:20
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP20,.3封装形状:RECTANGULAR
封装形式:SMALL OUTLINE电源:5 V
认证状态:Not Qualified子类别:Arithmetic Circuits
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:DUALBase Number Matches:1

TC74HCT688AF(EL) 数据手册

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TC74HCT688AP/AF  
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic  
TC74HCT688AP,TC74HCT688AF  
8-Bit Equality Comparator  
The TC74HCT688A is a high speed CMOS 8-BIT EQUALITY  
COMPARATOR fabricated with silicon gate C2MOS technology.  
TC74HCT688AP  
It achieves the high speed operation similar to equivalent  
LSTTL while maintaining the CMOS low power dissipation.  
This device may be used as a level converter for interfacing  
TTL or NMOS to High Speed CMOS. The inputs are compatible  
with TTL, NMOS and CMOS output voltage leveles.  
The TC74HCT688A compares two 8-bit binary or BCD words  
applied inputs P ~P , and inputs Q ~Q , and indicates whether  
0
7
0
7
or not they are equal.  
A signal active low enable is provided to facilitate cascading of  
several packege to compare of words greater than 8 bits.  
All inputs are equipped with protection circuits against atatic  
discharge or transient excess voltage.  
TC74HCT688AF  
Features  
High speed: t = 17 ns (typ.) at V  
= 5 V  
pd  
CC  
Low power dissipation: I  
= 4 μA (max) at Ta = 25°C  
CC  
Compatible with TTL outputs: V = 2.0 V (min)  
IH  
Weight  
V
IL  
= 0.8 V (max)  
DIP20-P-300-2.54A  
SOP20-P-300-1.27A  
: 1.30 g (typ.)  
: 0.22 g (typ.)  
Output drive capability: 10 LSTTL loads  
Symmetrical output impedance: |I | = I  
= 4 mA (min)  
OL  
OH  
Balanced propagation delays: t  
t
pHL  
pLH  
Pin and function compatible with 74LS688  
Pin Assignment  
1
2007-10-01  

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