供应链
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1980-01-04
Lifecycle StatusObsolete (Last Updated: 6 months ago)
LTB Date2013-08-14
LTD Date2013-08-14
描述
由其分销商提供的 STMicroelectronics M74HCT244B1R. 的描述。
Buffer/Line Driver 8-CH Non-Inverting 3-ST CMOS 20-Pin PDIP Tube
Bus Driver, HCT Series, 2-Func, 4-Bit, True Output, CMOS, PDIP20
M74HCT244 Tube Matte Tin (Sn) 74HCT logic buffer 6mA 6mA 57ns 12.7mm 500mW
74HCT CMOS, 74HCT244, DIP20, 5.5V; Logic IC Function:Octal Buffer / Line Driver 3-State; Logic IC Family:HCT; Logic IC Base Number:74244; Voltage, Supply Min:4.5V; Voltage, Supply Max:5.5V; Case Style:DIP; Operating Temperature Range:-55°C to +125°C; Base Number:74; IC Generic Number:74HCT244; Logic Function Number:244; No. of Gates:8; No. of Inputs:1; No. of Pins:20; Supply Voltage:5.5V; Temp, Op. Max:125°C; Temp, Op. Min:-55°C; Termination Type:Through Hole
制造商别名
STMicroelectronics 在全球拥有多个品牌，分销商可将其用作替代名称。STMicroelectronics 也可称为以下名称：
- ST MICRO
- STM
- SGS
- SGS THOMSON
- INMOS
- STMICROE
- STMICROEL
- STMICR
- ST MIC
- ST MICROELECTRONIC
- SGS THOMPSON
- SESCOSEM
- STMICROELECT
- ST8
- STMICROELECTRON
- WAFERSCALE
- SGS-ATES
- ST MICROELECTRONICS SEMI
- ST/SGS
- ST MICROELECTRO
- SGST
- THOMS
- STMICROELE
- WAFERSCALE INTEGRATION INC
- SGS-Thomson Microelectronics
- ST Microeletronics
技术规格
Physical
Case/PackageDIP
MountThrough Hole
Number of Pins20
Number of Terminals20
Weight9.071847 g
Technical
DirectionUnidirectional
High Level Output Current-6 mA
Load Capacitance150 pF
Logic FunctionBuffer, Inverting
Low Level Output Current6 mA
Max Operating Temperature125 °C
Max Power Dissipation500 mW
Max Supply Current70 mA
Max Supply Voltage5.5 V
Min Operating Temperature-55 °C
Min Supply Voltage4.5 V
Number of Bits4
Number of Bits per Element4
Number of Channels8
Number of Circuits2
Number of Elements2
Number of Gates8
Number of Input Lines8
Number of Inputs8
Number of Output Lines3
Number of Outputs8
Number of Ports2
Operating Supply Voltage5 V
PolarityNon-Inverting
Propagation Delay38 ns
Quiescent Current4 µA
Temperature GradeMilitary
TerminationThrough Hole
Turn-On Delay Time57 ns
Dimensions
Height12.7 mm
Height - Seated (Max)3.93 mm
Length25.4 mm
Terminal Pitch2.54 mm
Width7.62 mm