Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
MM74HCT244MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	50
MC14503BDR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 18V 16SOIC	2500
74LCX240WM Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 3.6V 20SOIC	93
MC74ACT541DWR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
MC74AC240DWG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 20SOIC	57
MC74HCT366ADTG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 16TSSOP	1394
74LVX244MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20TSSOP	68420000
MC74HCT125ADTG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14TSSOP	149328704
MC74LVX4245DTR2G Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 24TSSOP	3910
NC7WV17L6X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 6MICROPAK	0
NLV74HC125ADTG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14TSSOP	0
MM74HCT244WM Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	990
74LCX760WM Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	294225920
MC74LCX541DTG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20TSSOP	4171
74ACT245SC Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20SOIC	1430
MM74HC245AWM Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 6V 20SOIC	91
74LCX07BQX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14DQFN	1777
MC74LVX245DTR2G Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20TSSOP	1636
NC7WZ16FHX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 6MICROPK2	2147483647
MC74LCX541DWG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20SOIC	76020900

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