Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
MC74LCX244DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	1578
FXL4T245BQX Sanyo Semiconductor/ON Semiconductor	IC TRANSLATION TXRX 3.6V 14DQFN	4900
74LVTH245MTCX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20TSSOP	7247500
74LCX125MX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14SOIC	627
MC74LCX125DTG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14TSSOP	98654624
MC74HC125ADTR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14TSSOP	2147483647
MC74VHC1GT125EDFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	96000
MM74HC125MX Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14SOIC	249650000
MC74VHC50DTR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14TSSOP	86
NLX2G07AMUTCG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V 6UDFN	8215000
74LCX245BQX Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 3.6V 20DQFN	1273
NC7SZ126P5X Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V SC70-5	238381000
MC74ACT244DWR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	934
NL17SZ17P5T5G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V SOT953	8000
NL27WZ17DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88	52634
MC74HC126ADR2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 14SOIC	58
NL17SZ125MU3TCG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V 6UDFN	0
74LCX07MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 14TSSOP	99265000
74VHCT244AMTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	2192
74VHC245M Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 20SOIC	28117280

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