双极性晶体管

二极管

ESD保护、TVS、滤波和信号调节ESD保护

MOSFET

氮化镓场效应晶体管(GaN FET)

绝缘栅双极晶体管(IGBTs)

模拟和逻辑IC

汽车应用认证产品(AEC-Q100/Q101)

74HC244; 74HCT244

参数类型

型号 VCC (V) Logic switching levels Output drive capability (mA) fmax (MHz) Nr of bits Power dissipation considerations Tamb (°C) Package name
74HC244BQ 2.0 - 6.0 CMOS ± 7.8 36 8 low -40~125 DHVQFN20
74HC244D 2.0 - 6.0 CMOS ± 7.8 36 8 low -40~125 SO20
74HC244PW 2.0 - 6.0 CMOS ± 7.8 36 8 low -40~125 TSSOP20
74HCT244BQ 4.5 - 5.5 TTL ± 6 36 8 low -40~125 DHVQFN20
74HCT244D 4.5 - 5.5 TTL ± 6 36 8 low -40~125 SO20
74HCT244PW 4.5 - 5.5 TTL ± 6 36 8 low -40~125 TSSOP20

封装

型号 可订购的器件编号，（订购码(12NC)） 状态 标示 封装 外形图 回流焊/波峰焊 包装
74HC244BQ 74HC244BQ,115
(935273678115)		 Active HC244 SOT764-1
DHVQFN20
(SOT764-1) 		SOT764-1 SOT764-1_115
74HC244D 74HC244D,653
(933713420653)		 Active 74HC244D SOT163-1
SO20
(SOT163-1) 		SOT163-1 WAVE_BG-BD-1
暂无信息
74HC244PW 74HC244PW,118
(935174640118)		 Active HC244 SOT360-1
TSSOP20
(SOT360-1) 		SOT360-1 SSOP-TSSOP-VSO-WAVE
SOT360-1_118
74HCT244BQ 74HCT244BQ,115
(935273729115)		 Active HCT244 SOT764-1
DHVQFN20
(SOT764-1) 		SOT764-1 SOT764-1_115
74HCT244D 74HCT244D,653
(933713430653)		 Active 74HCT244D SOT163-1
SO20
(SOT163-1) 		SOT163-1 WAVE_BG-BD-1
暂无信息
74HCT244PW 74HCT244PW,118
(935165220118)		 Active HCT244 SOT360-1
TSSOP20
(SOT360-1) 		SOT360-1 SSOP-TSSOP-VSO-WAVE
SOT360-1_118

下表中的所有产品型号均已停产 。

型号 可订购的器件编号，（订购码(12NC)） 状态 标示 封装 外形图 回流焊/波峰焊 包装
74HC244D 74HC244D,652
(933713420652)		 Withdrawn / End-of-life 74HC244D SOT163-1
SO20
(SOT163-1) 		SOT163-1 WAVE_BG-BD-1
暂无信息
74HC244DB 74HC244DB,112
(935166890112)		 Obsolete no package information
74HC244DB,118
(935166890118)		 Obsolete
74HC244PW 74HC244PW,112
(935174640112)		 Withdrawn / End-of-life HC244 SOT360-1
TSSOP20
(SOT360-1) 		SOT360-1 SSOP-TSSOP-VSO-WAVE
暂无信息
74HCT244D 74HCT244D,652
(933713430652)		 Withdrawn / End-of-life 74HCT244D SOT163-1
SO20
(SOT163-1) 		SOT163-1 WAVE_BG-BD-1
暂无信息
74HCT244DB 74HCT244DB,112
(935166880112)		 Obsolete HCT244 SOT339-1
SSOP20
(SOT339-1) 		SOT339-1 SSOP-TSSOP-VSO-WAVE
暂无信息
74HCT244DB,118
(935166880118)		 Obsolete HCT244 SOT339-1_118
74HCT244PW 74HCT244PW,112
(935165220112)		 Withdrawn / End-of-life HCT244 SOT360-1
TSSOP20
(SOT360-1) 		SOT360-1 SSOP-TSSOP-VSO-WAVE
暂无信息

环境信息

型号 可订购的器件编号 化学成分 RoHS RHF指示符
74HC244BQ 74HC244BQ,115 74HC244BQ rohs rhf rhf
74HC244D 74HC244D,653 74HC244D rohs rhf rhf
74HC244PW 74HC244PW,118 74HC244PW rohs rhf rhf
74HCT244BQ 74HCT244BQ,115 74HCT244BQ rohs rhf rhf
74HCT244D 74HCT244D,653 74HCT244D rohs rhf rhf
74HCT244PW 74HCT244PW,118 74HCT244PW rohs rhf rhf

下表中的所有产品型号均已停产 。

型号 可订购的器件编号 化学成分 RoHS RHF指示符
74HC244D 74HC244D,652 74HC244D rohs rhf rhf
74HC244DB 74HC244DB,112 74HC244DB rohs rhf rhf
74HC244DB 74HC244DB,118 74HC244DB rohs rhf rhf
74HC244PW 74HC244PW,112 74HC244PW rohs rhf rhf
74HCT244D 74HCT244D,652 74HCT244D rohs rhf rhf
74HCT244DB 74HCT244DB,112 74HCT244DB rohs rhf rhf
74HCT244DB 74HCT244DB,118 74HCT244DB rohs rhf rhf
74HCT244PW 74HCT244PW,112 74HCT244PW rohs rhf rhf
品质及可靠性免责声明

文档 (20)

文件名称 标题 类型 日期
74HC_HCT244 Octal buffer/line driver; 3-state Data sheet 2024-08-05
AN11044 Pin FMEA 74HC/74HCT family Application note 2019-01-09
AN263 Power considerations when using CMOS and BiCMOS logic devices Application note 2023-02-07
mna874 Block diagram: 74AHC244BQ, 74AHC244D, 74AHC244PW, 74AHCT244BQ, 74AHCT244D, 74AHCT244PW, 74HC244BQ, 74HC244D, 74HC244DB, 74HC244N, 74HC244PW, 74HCT244BQ, 74HCT244D, 74HCT244DB, 74HCT244N, 74HCT244PW Block diagram 2009-11-04
mna875 Block diagram: 74ABT2244D, 74ABT2244DB, 74ABT2244N, 74ABT2244PW, 74ABT244D, 74ABT244DB, 74ABT244N, 74ABT244PW, 74LVC244ABQ, 74LVC244ABX, 74LVC244AD, 74LVC244ADB, 74LVC244APW, 74LVCH244ABQ, 74LVCH244ABX, 74LVCH244AD, 74LVCH244ADB, 74LVCH244APW, 74LVCH245ABX, 74HC244BQ, 74HC244D, 74HC244DB, 74HC244N, 74HC244PW, 74HCT244BQ, 74HCT244D, 74HCT244DB, 74HCT244N, 74HCT244PW Block diagram 2009-11-03
SOT764-1 3D model for products with SOT764-1 package Design support 2019-10-03
SOT163-1 3D model for products with SOT163-1 package Design support 2020-01-22
SOT360-1 3D model for products with SOT360-1 package Design support 2020-01-22
Nexperia_package_poster Nexperia package poster Leaflet 2020-05-15
DHVQFN20_SOT764-1_mk plastic, dual in-line compatible thermal enhanced very thin quad flat package; 20 terminals; 0.5 mm pitch; 2.5 mm x 4.5 mm x 0.85 mm body Marcom graphics 2017-01-28
TSSOP20_SOT360-1_mk plastic, thin shrink small outline package; 20 leads; 0.65 mm pitch; 6.5 mm x 4.4 mm x 1.1 mm body Marcom graphics 2017-01-28
D12_PC_sch_ver2_0 D12_PC_sch_ver2_0 Other type 2023-09-12
SOT764-1 plastic, leadless dual in-line compatible thermal enhanced very thin quad flat package; 20 terminals; 0.5 mm pitch; 4.5 mm x 2.5 mm x 1 mm body Package information 2022-06-21
SOT163-1 plastic, small outline package; 20 leads; 1.27 mm pitch; 12.8 mm x 7.5 mm x 2.65 mm body Package information 2024-11-15
SOT360-1 plastic, thin shrink small outline package; 20 leads; 0.65 mm pitch; 6.5 mm x 4.4 mm x 1.2 mm body Package information 2024-11-15
SOT339-1 plastic, shrink small outline package; 20 leads; 0.65 mm pitch; 7.2 mm x 5.3 mm x 2 mm body Package information 2020-04-21
hc HC/HCT Spice model SPICE model 2022-02-17
HCT_USER_GUIDE HC/T User Guide User manual 1997-10-31
WAVE_BG-BD-1 Wave soldering profile Wave soldering 2021-09-08
SSOP-TSSOP-VSO-WAVE Footprint for wave soldering Wave soldering 2009-10-08

支持

如果您需要设计/技术支持，请告知我们并填写 应答表 我们会尽快回复您。

模型

文件名称 标题 类型 日期
SOT764-1 3D model for products with SOT764-1 package Design support 2019-10-03
SOT163-1 3D model for products with SOT163-1 package Design support 2020-01-22
SOT360-1 3D model for products with SOT360-1 package Design support 2020-01-22
hc HC/HCT Spice model SPICE model 2022-02-17

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