Overview
The CD74AC541M is a non-inverting octal buffer/line driver integrated circuit produced by Harris Corporation, now part of Texas Instruments. This device is designed using the RCA Advanced CMOS technology, which offers high speed and low power consumption. It is part of the CD74AC and CD74ACT series, known for their balanced propagation delays and robust noise immunity.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 1.5 to 5.5 | V |
| Operating Temperature | -55 to +125 | °C |
| Input Voltage Range | 0 to VCC | V |
| Output Drive Current | ±24 mA | mA |
| Package Types | SOIC (20 pins), SSOP (20 pins), PDIP (20 pins) | |
| Thermal Resistance (RθJA) | 69 to 101.2 | °C/W |
| High-Level Input Voltage (VIH) | 2 V (min) at VCC = 4.5 to 5.5 V | V |
| Low-Level Input Voltage (VIL) | 0.8 V (max) at VCC = 4.5 to 5.5 V | V |
Key Features
- SCR-latchup-resistant CMOS process and circuit design
- Speed of bipolar FAST®/AS/S with significantly reduced power consumption
- Balanced propagation delays
- AC types feature 1.5V to 5.5V operation and balanced noise immunity at 30% of the supply
- ±24mA output drive current, capable of driving 50Ohm transmission lines and fanout to 15 FAST® ICs
- Non-inverting 3-state buffers with two active-LOW output enables
Applications
The CD74AC541M is suitable for a variety of applications requiring high-speed buffering and line driving, such as in digital logic circuits, data transmission systems, and other electronic systems where low power consumption and high noise immunity are crucial. It is particularly useful in industrial and military environments due to its wide operating temperature range.
Q & A
- What is the CD74AC541M used for? The CD74AC541M is used as a non-inverting octal buffer/line driver in digital logic circuits and data transmission systems.
- What is the operating voltage range of the CD74AC541M? The operating voltage range is from 1.5V to 5.5V.
- What are the package options for the CD74AC541M? The device is available in SOIC, SSOP, and PDIP packages.
- What is the maximum output drive current of the CD74AC541M? The maximum output drive current is ±24 mA.
- What is the operating temperature range of the CD74AC541M? The operating temperature range is from -55°C to +125°C.
- Is the CD74AC541M resistant to SCR latch-up? Yes, it is designed with SCR-latchup-resistant CMOS process and circuit design.
- What is the fanout capability of the CD74AC541M? It can drive up to 15 FAST® ICs.
- What are the key features of the CD74AC541M? Key features include balanced propagation delays, high noise immunity, and low power consumption.
- Can the CD74AC541M be used in military applications? Yes, it is operable over the extended industrial/military temperature range.
- What is the thermal resistance of the CD74AC541M in SOIC package? The thermal resistance (RθJA) is approximately 69°C/W.
