Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74AUP1G07FW4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 3.6V 6DFN	838870000
74AHCT1G126QW5-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT25	300042000
74AHC1G126W5-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT25	231554000
74LVC1G07QSE-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT353	253212000
74LVT245BBT20-13 Zetex Semiconductors (Diodes Inc.)	IC TXRX NON-INVERT 3.6V 20TSSOP	2310
74AHC125S14-13 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 14SO	188212500
74LVC1G126FW4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	0
74LVC1G17Z-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT553	0
74HC126T14-13 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 6V 14TSSOP	1921
74AHCT1G125W5-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT25	5020
74LVC1G06FW4-7 Zetex Semiconductors (Diodes Inc.)	IC BUF INVERT 5.5V X2-DFN1010-6	85000
74LVCH245AT20-13 Zetex Semiconductors (Diodes Inc.)	IC TXRX NON-INVERT 3.6V 20TSSOP	2500
74LVC2G17FX4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	0
74LVC2G07FX4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	0
74AHCT1G125SE-7 Zetex Semiconductors (Diodes Inc.)	IC BUF NON-INVERT 5.5V SOT353	5977
74AUP1G07FS3-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 3.6V 4DFN	50000
74LVT245BBQ20-13 Zetex Semiconductors (Diodes Inc.)	IC TXRX NON-INVERT 3.6V 20DFN	0
74AHCT1G07QSE-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT353	2966
74LVC541AT20-13 Zetex Semiconductors (Diodes Inc.)	IC BUF NON-INVERT 3.6V 20TSSOP	119222500
74LVC245AQ20-13 Zetex Semiconductors (Diodes Inc.)	IC TXRX NON-INVERT 3.6V 20DFN	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