Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74VHC244MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	152357500
NL17SZ125EDFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	0
NC7WZ17L6X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 6MICROPAK	93145
MC74ACT244DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	2490
MC74HC368ADR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 16SOIC	2258
NLU1GT126AMUTCG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V 6UDFN	5912
74VHC244MX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	253711000
MM74HCT541MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	66
MC74VHC1G50DTT1G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V 5TSOP	570860000
NC7SV125L6X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 6MICROPAK	518055000
74VHC125MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14TSSOP	1716
MC74AC245DWG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20SOIC	1483
74ACT244MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	13315
74VHCT541AM Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	373
MC74ACT240DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20TSSOP	259
74LVT244WMX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	165124000
74LCX245WM Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20SOIC	16962160
MM74HCT244MTC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	2007
MC74HCT244ADWG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	84
74LVT2244MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20TSSOP	19995000

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