Logic - Buffers, Drivers, Receivers, Transceivers

Image	Part Number	Description / PDF	Quantity	Rfq
	74LVC126ADTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14TSSOP	0
	NLVHCT244ADWR2 Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
	74ACTQ245QSCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20QSOP	0
	MC74AC541N Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20DIP	0
	74LCX241SJ Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 3.6V 20SOP	0
	74LCXZ2245MSA Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20SSOP	0
	74F2244PC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20DIP	0
	NLVVHC244DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	0
	NLVVHC1GT126DF1 Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	0
	NLVVHC126DTR2 Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14TSSOP	0
	MC74VHCT541AMELG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V SOEIAJ-20	0
	MC74VHC540DWR2 Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20SOIC	0
	MC74HCT244ADG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	0
	NLU1GT126AMX1TCG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 6ULLGA	0
	MC10H189FNG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT -5.46V 20PLCC	0
	74ACTQ541MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	0
	74ACTQ18825MTDX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 56TSSOP	0
	MM74HC244N Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20DIP	0
	74LCX646WM Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 24SOP	0
	MC74VHC541DWR2 Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0

Logic - Buffers, Drivers, Receivers, Transceivers

1. Overview

Logic buffers, drivers, receivers, and transceivers are fundamental components in digital circuits designed to manage signal integrity, level shifting, and electrical isolation. These ICs ensure reliable data transmission between devices with varying voltage levels, drive capabilities, or noise environments. They play a critical role in modern electronics, including computers, communication systems, industrial automation, and automotive electronics.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
Buffers	Signal replication and drive strength enhancement without inversion	Memory address lines, clock distribution networks
Drivers	High-current output for capacitive/inductive loads	Motor controllers, LED displays
Receivers	Signal conditioning and voltage-level translation	RS-485 interfaces, sensor signal processing
Transceivers	Bidirectional signal conversion with isolation	USB interfaces, CAN bus systems

3. Structure and Composition

These ICs typically feature:

Standard packages: DIP, SOIC, TSSOP, QFN
Internal circuitry: CMOS/Bipolar transistors, ESD protection diodes
Power rails: Separate VCC/GND for noise isolation
I/O structures: Schmitt-trigger inputs, tri-state outputs

4. Key Technical Specifications

Parameter	Description	Importance
Data Rate	Maximum signal switching frequency (Mbps/Gbps)	Determines communication speed
Supply Voltage	Operating voltage range (e.g., 1.65-5.5V)	Compatibility with system power
Drive Strength	Output current capability ( 24mA typical)	Load driving capacity
Propagation Delay	Signal transmission time (ns range)	Timing critical applications
ESD Rating	Electrostatic discharge tolerance (kV)	Reliability in harsh environments

5. Application Fields

Telecommunications: Base stations, optical modules
Industrial Automation: PLCs, fieldbus interfaces
Consumer Electronics: Smartphones, SSD controllers
Automotive: CAN transceivers, sensor hubs
Aerospace: Avionics data links

6. Leading Manufacturers and Products

Manufacturer	Key Products	Features
TI	SN74LVC245A	8-bit bus transceiver, 64MHz, 1.65-3.6V
STMicro	L6384E	High-side driver with protection features
NXP	TJA1050	High-speed CAN transceiver
ON Semi	MC74VHC1GT45	Low-voltage translator, 125MHz

7. Selection Guidelines

Match voltage levels between source and destination
Calculate required drive current ( IOL/IOH)
Consider package thermal characteristics
Select appropriate ESD protection level
Evaluate timing requirements (tPD, skew)
Verify industrial/automotive temperature ratings

8. Industry Trends

Increasing integration of protocol-specific transceivers
Sub-1V core voltage compatibility
EMI reduction through slew-rate control
Automotive-grade SiC/GaN driver development
AI-driven dynamic power optimization
Adoption of 3D packaging for high-density applications