Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
MC74AC541DWR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20SOIC	0
MC74VHCT240ADTRG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20TSSOP	2500
74LCX125BQX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14DQFN	181557000
NL27WZ07DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88	24126
MC74VHC50DG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14SOIC	12384510
MC74VHCT245ADTRG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20TSSOP	9836
MC74LCX244DWG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	112622
NLV17SZ125DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	5108
74AC245SCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20SOIC	0
MC74LCX245DTR2G Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20TSSOP	1443
M74VHC1GT50DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	10767
MC74HCT365ADTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 16TSSOP	234422500
MC74VHC541DTG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	1378
NC7SP125P5X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V SC70-5	0
NC7SP126P5X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V SC70-5	777462000
NLV74HC125ADG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14SOIC	0
74VHCT240AMTCX Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20TSSOP	2417
NC7WZ241L8X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 8MICROPAK	116
MC74HCT365ADG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 16SOIC	423539936
74LCX244BQX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20DQFN	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