Overview
The MC74HC540ADTR2G is an octal 3-state inverting buffer/line driver/line receiver produced by Onsemi. This device is part of the high-performance silicon-gate CMOS family and is designed for use in various bus-oriented systems, including 3-state memory address drivers and clock drivers. It features inputs and outputs on opposite sides of the package, making it convenient for board layout. The device is compatible with Standard CMOS outputs and, with external pull-up resistors, can also be used with LSTTL outputs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| DC Supply Voltage (VCC) | 2.0 to 6.0 | V |
| DC Input Voltage (VI) | -0.5 to VCC + 0.5 | V |
| DC Output Voltage (VO) | -0.5 to VCC + 0.5 | V |
| Operating Temperature Range | -55 to +125 | °C |
| Input Current | ±1 μA | A |
| Output Drive Capability | 15 LSTTL Loads | |
| Propagation Delay (tPLH, tPHL) | 15 to 80 ns (depending on VCC) | ns |
| Maximum Input Capacitance | 10 pF | pF |
| Maximum 3-State Output Capacitance | 15 pF | pF |
| Power Dissipation Capacitance (CPD) | 35 pF (typical at 25°C, VCC = 5.0 V) | pF |
Key Features
- Output drive capability of 15 LSTTL loads.
- Outputs directly interface to CMOS, NMOS, and TTL.
- Operating voltage range of 2.0 to 6.0 V.
- Low input current of 1 μA.
- High noise immunity characteristic of CMOS devices.
- In compliance with the JEDEC Standard No. 7A requirements.
- Chip complexity of 124 FETs or 31 equivalent gates.
- NLV prefix for automotive and other applications requiring unique site and control change requirements; AEC-Q100 qualified and PPAP capable.
- Pb-free and RoHS compliant.
Applications
The MC74HC540ADTR2G is suitable for various applications, including:
- 3-state memory address drivers.
- Clock drivers.
- Bus-oriented systems.
- Automotive and industrial control systems due to its AEC-Q100 qualification.
- General-purpose logic and buffer applications where high drive capability and low power consumption are required.
Q & A
- What is the operating voltage range of the MC74HC540ADTR2G?
The operating voltage range is from 2.0 to 6.0 V.
- What is the output drive capability of the MC74HC540ADTR2G?
The device can drive up to 15 LSTTL loads.
- Is the MC74HC540ADTR2G compatible with LSTTL outputs?
Yes, with external pull-up resistors, it is compatible with LSTTL outputs.
- What is the maximum propagation delay of the MC74HC540ADTR2G?
The maximum propagation delay (tPLH, tPHL) ranges from 15 to 80 ns depending on the VCC voltage.
- Is the MC74HC540ADTR2G Pb-free and RoHS compliant?
Yes, the device is Pb-free and RoHS compliant.
- What are the typical applications of the MC74HC540ADTR2G?
It is used in 3-state memory address drivers, clock drivers, bus-oriented systems, and automotive and industrial control systems.
- What is the maximum input capacitance of the MC74HC540ADTR2G?
The maximum input capacitance is 10 pF.
- What is the thermal resistance of the MC74HC540ADTR2G in SOIC and TSSOP packages?
The thermal resistance is 96 °C/W for SOIC and 128 °C/W for TSSOP.
- Is the MC74HC540ADTR2G AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive applications.
- What is the storage temperature range of the MC74HC540ADTR2G?
The storage temperature range is from -65 to +150 °C.
