Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74VHC541MX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	79714000
74LCX244WM Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	0
MC74HC245ADWG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20SOIC	11
MC74ACT540DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20TSSOP	0
NC7SV17L6X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 6MICROPAK	80090000
74LVTH162244MTX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 48TSSOP	1000
NL17SZ34P5T5G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V SOT953	216000
M74VHC1GT125DF1G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	2630
74LCX541WMX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	1428
74LVT162245MTD Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 48TSSOP	39453800
MC74LCX245DWR2G Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20SOIC	0
MC74HCT366ADR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 16SOIC	0
NC7WV125K8X Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 3.6V US8	804151000
74LCX126MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14TSSOP	448130000
NC7SZ34UCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 4WLCSP	2827
MC74VHC125DR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	4143
74VHC244M Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	167927000
MC74VHC1G50DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	6194
MC14050BDG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 18V 16SOIC	891
74AC244MTC Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20TSSOP	275610350

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