Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74LCX125MTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14TSSOP	9714
NL27WZ07DBVT1G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC74	192000
NL27WZ16MU1TCG Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V 6UDFN	204000
74ACT244SC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	1688
NLV74ACT244DWR2G Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
74AC541MTCX Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 6V 20TSSOP	0
74VHCT245AMTCX Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	2143
MM74HC240MTCX Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 20TSSOP	1059
MC74ACT240DWG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 5.5V 20SOIC	544
NLV74HCT541ADWG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
M74VHC1GT125DT1G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V 5TSOP	24179
MC74LVX4245DTG Sanyo Semiconductor/ON Semiconductor	IC TXRX NON-INVERT 5.5V 24TSSOP	83
MC74ACT244DWG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20SOIC	0
74LVT244MTC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 20TSSOP	836
74LVX125MTC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14TSSOP	9877050
MC74LVX125DG Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 3.6V 14SOIC	210034320
MC74AC540DWG Sanyo Semiconductor/ON Semiconductor	IC BUFFER INVERT 6V 20SOIC	243
74ACT244MTC Sanyo Semiconductor/ON Semiconductor	IC BUF NON-INVERT 5.5V 20TSSOP	1332
NC7WZ17P6X Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88	187028
NLV18SZ17DFT2G Sanyo Semiconductor/ON Semiconductor	IC BUFFER NON-INVERT 5.5V SC88A	0

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