Overview
The 74HC4049D is a hex inverter buffer integrated circuit produced by Toshiba Semiconductor and Storage. This component is part of the 74HC series, known for its high-speed CMOS logic and versatility in various electronic applications. The 74HC4049D is designed to provide reliable and efficient signal inversion and buffering, making it a valuable asset in digital circuit design.
Key Specifications
| Type Number | VCC (V) | Logic Switching Levels | Output Drive Capability (mA) | Number of Bits | Power Dissipation Considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package Name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74HC4049D | 2.0 - 6.0 | CMOS | ± 5.2 | 6 | Low | -40 to +125 | 80 | 4 | 38 | SO16 |
Key Features
- Overvoltage Tolerant Inputs: Inputs are tolerant up to 15 V, allowing the device to be used in HIGH-to-LOW level shifting applications.
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V, providing flexibility in various power supply scenarios.
- CMOS Low Power Dissipation: Low power consumption, making it suitable for power-sensitive applications.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Latch-up Performance: Exceeds 100 mA per JESD 78 Class II Level B, enhancing reliability.
- ESD Protection: Complies with JEDEC standards, providing HBM and CDM protection exceeding 2000 V and 1000 V respectively.
Applications
The 74HC4049D is widely used in various digital circuit applications, including:
- Level Shifting: Converts high-level signals to low-level signals, making it useful in interfacing different voltage domains.
- Buffering: Acts as a buffer to isolate and drive loads, ensuring signal integrity.
- Digital Logic Circuits: Used in complex digital logic circuits where signal inversion and buffering are necessary.
- Embedded Systems: Suitable for use in embedded systems requiring reliable and efficient logic operations.
Q & A
- What is the 74HC4049D? The 74HC4049D is a hex inverter buffer integrated circuit produced by Toshiba Semiconductor and Storage.
- What is the supply voltage range of the 74HC4049D? The supply voltage range is from 2.0 V to 6.0 V.
- What is the input voltage tolerance of the 74HC4049D? The inputs are tolerant up to 15 V.
- What is the output drive capability of the 74HC4049D? The output drive capability is ± 5.2 mA.
- What is the operating temperature range of the 74HC4049D? The operating temperature range is from -40 °C to +125 °C.
- Does the 74HC4049D have ESD protection? Yes, it complies with JEDEC standards for HBM and CDM protection.
- What package type is the 74HC4049D available in? It is available in a SO16 (SOIC-16) package.
- What are some common applications of the 74HC4049D? It is used in level shifting, buffering, digital logic circuits, and embedded systems.
- Is the 74HC4049D suitable for power-sensitive applications? Yes, it has low power dissipation.
- Does the 74HC4049D have high noise immunity? Yes, it ensures reliable operation in noisy environments.
