Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74LCX244WMX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	9
MC74LCX240DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 3.6V 20TSSOP	2500
74LVT245MTC Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20TSSOP	62310950
MM74HC240WMX Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 20SOIC	2785000
74VCX162244MTD Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 48TSSOP	1506
74LVX125MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14TSSOP	2147483647
NLX2G17AMX1TCG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 6ULLGA	3000
NL17SZ126DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	1432551000
NLV18VHC1G125DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	0
74AC244MTCX Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20TSSOP	37512500
74VHCT244AMTC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	523725
NLV74HC240ADWR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 20SOIC	0
NLVHCT244ADTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	23982500
MC74LVX4245DWG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 24SOIC	14752760
MC74HC540ADWG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 20SOIC	1444256
NLVVHC1GT125DF2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	2147483647
MC74LCX07DR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	7369
NLV74HC245ADWG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20SOIC	0
74LCX540MTC Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 3.6V 20TSSOP	8221950
NLVVHCT50ADTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14TSSOP	2470

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