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M74HC221B1R PDF预览

M74HC221B1R

更新时间: 2024-09-15 22:35:23
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 振荡器
页数 文件大小 规格书
14页 290K
描述
DUAL MONOSTABLE MULTIVIBRATOR

M74HC221B1R 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:DIP
包装说明:DIP, DIP16,.3针数:16
Reach Compliance Code:unknownHTS代码:8542.39.00.01
Factory Lead Time:16 weeks风险等级:7.74
其他特性:NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO系列:HC/UH
JESD-30 代码:R-PDIP-T16JESD-609代码:e4
负载电容(CL):50 pF逻辑集成电路类型:MONOSTABLE MULTIVIBRATOR
数据/时钟输入次数:2功能数量:2
端子数量:16最高工作温度:125 °C
最低工作温度:-55 °C输出极性:COMPLEMENTARY
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP16,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:2/6 V传播延迟(tpd):315 ns
认证状态:Not Qualified座面最大高度:5.1 mm
子类别:Prescaler/Multivibrators最大供电电压 (Vsup):6 V
最小供电电压 (Vsup):2 V标称供电电压 (Vsup):4.5 V
表面贴装:NO技术:CMOS
温度等级:MILITARY端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
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 mmBase Number Matches:1

M74HC221B1R 数据手册

 浏览型号M74HC221B1R的Datasheet PDF文件第2页浏览型号M74HC221B1R的Datasheet PDF文件第3页浏览型号M74HC221B1R的Datasheet PDF文件第4页浏览型号M74HC221B1R的Datasheet PDF文件第5页浏览型号M74HC221B1R的Datasheet PDF文件第6页浏览型号M74HC221B1R的Datasheet PDF文件第7页 
M54HC221/221A  
M74HC221/221A  
DUAL MONOSTABLE MULTIVIBRATOR  
.
.
HIGH SPEED  
tPD = 25 ns (TYP) at VCC = 5V  
LOW POWER DISSIPATION  
STANDBYSTATE ICC=4 µA (MAX.) AT TA=25°C  
ACTIVESTATEICC =700µA (MAX.)AT VCC=5V  
HIGH NOISE IMMUNITY  
.
.
.
.
.
.
.
V
NIH = VNIL = 28 % VCC (MIN.)  
B1R  
F1R  
OUTPUT DRIVE CAPABILITY  
10 LSTTL LOADS  
SYMMETRICAL OUTPUT IMPEDANCE  
IOH = IOL = 4 mA (MIN.)  
BALANCED PROPAGATION DELAYS  
tPLH = tPHL  
WIDE OPERATING VOLTAGE RANGE  
VCC (OPR) = 2 V TO 6 V  
WIDE OUTPUT PULSE WIDTH RANGE  
tWOUT = 150 ns 60 s OVER AT VCC = 4.5 V  
PIN AND FUNCTION COMPATIBLE WITH  
54/74LS221  
(Plastic Package)  
(Ceramic Package)  
M1R  
C1R  
(Micro Package)  
(Chip Carrier)  
ORDER CODES :  
M54HCXXXF1R  
M74HCXXXXM1R  
M74HCXXXB1R  
M74HCXXXC1R  
PIN CONNECTIONS (top view)  
DESCRIPTION  
The M54/74HC221/221A are high speed CMOS  
MONOSTABLE multivibrators fabricated with sili-  
con gate C2MOS technology. It achieves the high  
speed operation similar to equivalent LSTTL while  
maintaining the CMOS low power dissipation. There  
are two trigger inputs, AINPUT (negative edge) and  
B INPUT (positive edge). Triggering on the B input  
occurs at a particular voltage threshold and is not re-  
lated to the rise and fall time of the applied pulse.  
The device may also be triggered by using the CLR  
input (positive-edge) because of the Schmitt-trigger  
input ; after triggering the output maintains the  
MONOSTABLEstate for the time period determined  
by the external resistor Rx and capacitor Cx.Taking  
CLR low breaks this MONOSTABLE STATE. If the  
next trigger pulse occurs during the MONOSTABLE  
period it makes the MONOSTABLE period longer.  
Limit for values of Cx and Rx :  
Cx : NO LIMIT  
Rx : VCC < 3.0 V 5 K to 1 M Ω  
VCC 3.0 V 1 K to 1 M Ω  
Two different pulse width constants are available:  
K
K
0.7 for HC221  
1 for HC221A  
NC =  
No Internal  
Connection  
All inputs are equipped with protection circuits  
against static discharge and transient excess volt-  
age.  
October 1993  
1/14  

M74HC221B1R 替代型号

型号 品牌 替代类型 描述 数据表
CD54HC221F TI

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High-Speed CMOS Logic Dual Monostable Multivibrator with Reset
CD54HC221F3A TI

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High-Speed CMOS Logic Dual Monostable Multivibrator with Reset
CD74HC221E TI

功能相似

High Speed CMOS Logic Dual Monostable Multivibrator with Reset

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