Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
MC74ACT540DWG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20SOIC	78615732
MC74HC244ADTG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20TSSOP	1304
MC74HCT365ADTG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 16TSSOP	1226
74ACT541MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	58547500
MC74AC125DG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14SOIC	213310010
74LVX245MTCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20TSSOP	710000
74VCX245BQX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20DQFN	120730000
MC74HC245ADTG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20TSSOP	1461
74VHC125M Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	190740700
74VHC125MX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	1621
74VHCT245AMTC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	99121900
74VCX16245MTD Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 48TSSOP	40143800
MM74HC245ASJ Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20SOP	388
MC74VHC540DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20TSSOP	4843
74ACT245MTCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20TSSOP	44
MC74VHCT541ADWG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
MC74VHC50DR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	394
74LVT245MTCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20TSSOP	1381
NL17SH17P5T5G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V SOT953	635980000
MC74HC126ADTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14TSSOP	2147483647

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