Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74AUP1G34GW/C125 NXP Semiconductors	IC BUFFER NON-INVERT 3.6V 5TSSOP	99000
74HC368N,652 NXP Semiconductors	IC BUFFER INVERT 6V 16DIP	6925
74LVTH244APW-Q100118 NXP Semiconductors	BUS DRIVER, LVT SERIES, 4-BIT	2000
74HCT2G34GV-Q100125 NXP Semiconductors	IC BUFFER NON-INVERT 5.5V 6TSOP	137790
N74F240N,602 NXP Semiconductors	IC BUFFER INVERT 5.5V 20DIP	5193
74LVC125APW/S400118 NXP Semiconductors	BUS DRIVER, LVC/LCX/Z SERIES	1500
74LVC2244ADB,112 NXP Semiconductors	IC BUFFER NON-INVERT 3.6V 20SSOP	0
74LVTH244ABQ-Q100115 NXP Semiconductors	BUS DRIVER, LVT SERIES, 4-BIT	5390
74LVC1G17GV-Q100125 NXP Semiconductors	BUFFER, LVC/LCX/Z SERIES	60000
CBT3245APW/C4118 NXP Semiconductors	BUS DRIVER,TSSOP20	2500
74HC243DB,112 NXP Semiconductors	IC TXRX NON-INVERT 6V 14SSOP	0
74LVT16244BDL,118-NXP NXP Semiconductors	FUNC, 4 BIT, TRUE OUTPUT, BICMOS	0
74AHCT245PW-Q100118 NXP Semiconductors	BUS TRANSCVR	7925
N74F244D,602 NXP Semiconductors	IC BUFFER NON-INVERT 5.5V 20SO	34423
74AHC2G241GD,125 NXP Semiconductors	BUS DRIVER, AHC/VHC/H/U/V SERIES	5770
74ABT241DB,118 NXP Semiconductors	IC BUFFER NON-INVERT 5.5V 20SSOP	2000
74ALVCH16373DGG/AU118 NXP Semiconductors	BUS DRIVER, ALVC/VCX/A SERIES	188000
74AUP2G240GM,125 NXP Semiconductors	IC BUFFER INVERT 3.6V 8XQFN	83800
74AHC125PW/C4118 NXP Semiconductors	BUS DRIVER, AHC/VHC/H/U/V SERIES	3230
74HCT366N,652 NXP Semiconductors	IC BUFFER INVERT 5.5V 16DIP	1000

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