Manufacturer Part Number
SN74HC244PWR
Manufacturer
Texas Instruments
Introduction
The SN74HC244PWR is a high-speed Si-gate CMOS device from Texas Instruments, designed as an octal buffer and line driver with 3-state outputs.
Product Features and Performance
Dual 4-bit non-inverting buffer
High output current: 7.8mA sink and source
Wide operating voltage range: 2V to 6V
Low power consumption
Balanced propagation delays
3-State outputs for bus-oriented applications
Outputs can drive up to 15 LSTTL loads
Product Advantages
Suitable for both demultiplexing and buffering applications
High noise immunity characteristic of CMOS devices
Improved speed over older CMOS technologies
Compatibility with inputs from the TTL logic family
Key Technical Parameters
Logic type: Buffer, Non-Inverting
Number of elements: 2
Number of bits per element: 4
Current - Output High, Low: 7.8mA
Voltage - Supply: 2V ~ 6V
Operating Temperature: -40°C ~ 85°C
Mounting Type: Surface Mount
Package / Case: 20-TSSOP
Supplier Device Package: 20-TSSOP
Quality and Safety Features
Meets stringent quality standards of Texas Instruments
Designed to prevent latch-up
Extensive device validation
Compatibility
Interface compatibility with TTL levels
3-State output can interface with multiple bus lines
Surface mount package compatible with various PCB layouts
Application Areas
Data buses
Buffer memory address registers
Control systems
Communication systems
Portable electronics
Computers and computer peripherals
Product Lifecycle
Status: Active
The SN74HC244 is not currently listed as nearing discontinuation, and replacement or upgrade parts should be available if needed.
Several Key Reasons to Choose This Product
High current drive capability suitable for driving LEDs or relays
Wide voltage operating range allows flexible use in various circuit designs
Temperature range makes it suitable for industrial applications
Industry-standard TSSOP package ensures easy integration into existing designs
Texas Instruments' reputation for reliable and durable logic devices
Multiple buffer elements within a single chip enhance circuit density and reduce board space.
High-speed operation suitable for high-performance systems.