Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
MC74AC245DTG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20TSSOP	12734425
NC7WZ126K8X Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V US8	1807
74VHCT541AMTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	2448
MM74HC244WMX Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20SOIC	71
MC74VHCT126ADR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	1445
MC74HC367ADG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 16SOIC	0
MC74LCX541DWR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	2980
MM74HC125M Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14SOIC	2789
NLV74HCT541ADWRG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
74LCX245MTCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20TSSOP	0
74LCX541SJ Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 3.6V 20SOP	0
MC74VHC125DG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	2255
MC74LVX50DG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14SOIC	118932945
NLV74VHC1G07DTT1G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 16TSSOP	0
74LCX16245MTDX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 48TSSOP	2726
MC74AC125DR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14SOIC	0
MC74AC125DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14TSSOP	636
NLU1GT50AMX1TCG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 6ULLGA	28719000
74LVTH162244MTD Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 48TSSOP	41707600
MC74VHC1GT125DBVT1G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC74A	63000

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