ZHCSQK3I
March 2003 – February 2025
SN54HCT244
,
SN54HCT244-SP
,
SN74HCT244
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics - SN54HCT244
5.6
Electrical Characteristics - SN74HCT244
5.7
Switching Characteristics: SN54HCT244
5.8
Switching Characteristics: SN74HCT244
5.9
Operating Characteristics
5.10
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
接收文档更新通知
9.3
支持资源
9.4
Trademarks
9.5
静电放电警告
9.6
术语表
10
Revision History
11
Mechanical, Packaging, and Orderable Information
1
特性
4.5V 至 5.5V 的工作电压范围
高电流输出可驱动多达 15 个 LSTTL 负载
低功耗:最大 80µA I
CC
t
pd
典型值 = 13ns
5V 时,输出驱动为 ±6mA
低输入电流,最大值 1µA
输入兼容 TTL 电压
三态输出驱动总线和缓冲存储器地址寄存器