Logic - Buffers, Drivers, Receivers, Transceivers

Part Number	Description / PDF	Quantity
74AHC1G125W5-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT25	144942000
74AHCT126T14-13 Zetex Semiconductors (Diodes Inc.)	IC BUF NON-INVERT 5.5V 14TSSOP	111335000
74LVC1G34FZ4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	2334
74AUP1G17FZ4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 3.6V 6DFN	945570000
74AUP2G07DW-7 Zetex Semiconductors (Diodes Inc.)	IC BUF NON-INVERT 3.6V SOT363	364830000
74LVC1G17FS3-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 4DFN	0
74LVC1G125FX4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	499675000
74AUP1G34FW5-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 3.6V 6DFN	4970
74AUP2G34FZ4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 3.6V 6DFN	0
74LVC2G17W6-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT26	1193
74LVC540AT20-13 Zetex Semiconductors (Diodes Inc.)	IC BUFFER INVERT 3.6V 20TSSOP	2292
74LVC2G34FW4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	0
74AHC126S14-13 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 14SO	2380
74HCT126S14-13 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 14SO	0
74AUP1G07FX4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 3.6V 6DFN	5000
74AHC1G126SE-7 Zetex Semiconductors (Diodes Inc.)	IC BUF NON-INVERT 5.5V SOT353	13125
74LVCH245AQ20-13 Zetex Semiconductors (Diodes Inc.)	IC TXRX NON-INVERT 3.6V 20DFN	1700
74AHCT1G125QW5-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V SOT25	294542000
74LVCE1G07FZ4-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER NON-INVERT 5.5V 6DFN	14975
74LVC1G06SE-7 Zetex Semiconductors (Diodes Inc.)	IC BUFFER INVERT 5.5V SOT353	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