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74AHC244D PDF预览

74AHC244D

更新时间: 2023-09-03 20:27:42
品牌 Logo 应用领域
安世 - NEXPERIA /
页数 文件大小 规格书
16页 259K
描述
Octal buffer/line driver; 3-stateProduction

74AHC244D 技术参数

是否Rohs认证: 符合生命周期:Transferred
包装说明:SOP, SOP20,.4Reach Compliance Code:unknown
风险等级:5.68Is Samacsys:N
控制类型:ENABLE LOWJESD-30 代码:R-PDSO-G20
JESD-609代码:e4逻辑集成电路类型:BUS DRIVER
最大I(ol):0.008 A位数:4
功能数量: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
封装等效代码:SOP20,.4封装形状:RECTANGULAR
封装形式:SMALL OUTLINE电源:2/5.5 V
Prop。Delay @ Nom-Sup:13.5 ns认证状态:Not Qualified
子类别:Bus Driver/Transceivers表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
Base Number Matches:1

74AHC244D 数据手册

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74AHC244; 74AHCT244  
Octal buffer/line driver; 3-state  
Rev. 6 — 2 July 2020  
Product data sheet  
1. General description  
The 74AHC244; 74AHCT244 is an 8-bit buffer/line driver with 3-state outputs. The device can be  
used as two 4-bit buffers or one 8-bit buffer. The device features two output enables (1OE and  
2OE), each controlling four of the 3-state outputs. A HIGH on nOE causes the outputs to assume  
a high-impedance OFF-state. Inputs are overvoltage tolerant. This feature allows the use of these  
devices as translators in mixed voltage environments.  
2. Features and benefits  
Wide supply voltage range from 2.0 V to 5.5 V  
Balanced propagation delays  
All inputs have Schmitt-trigger action  
Overvoltage tolerant inputs to 5.5 V  
High noise immunity  
CMOS low power dissipation  
Input levels:  
For 74AHC244: CMOS level  
For 74AHCT244: TTL level  
ESD protection:  
HBM JESD22-A114F exceeds 2000 V  
MM JESD22-A115-A exceeds 200 V  
CDM JESD22-C101E exceeds 1000 V  
Latch-up performance exceeds 100 mA per JESD 78 Class II Level A  
Multiple package options  
Specified from -40 °C to +85 °C and from -40 °C to +125 °C  
3. Ordering information  
Table 1. Ordering information  
Type number  
Package  
Temperature range Name  
Description  
Version  
74AHC244D  
-40 °C to +125 °C  
-40 °C to +125 °C  
-40 °C to +125 °C  
SO20  
plastic small outline package; 20 leads;  
body width 7.5 mm  
SOT163-1  
74AHCT244D  
74AHC244PW  
74AHCT244PW  
74AHC244BQ  
74AHCT244BQ  
TSSOP20  
plastic thin shrink small outline package;  
20 leads; body width 4.4 mm  
SOT360-1  
SOT764-1  
DHVQFN20 plastic dual in-line compatible thermal  
enhanced very thin quad flat package; no leads;  
20 terminals; body 2.5 × 4.5 × 0.85 mm  
 
 
 

74AHC244D 替代型号

型号 品牌 替代类型 描述 数据表
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