Overview
The 74HC240D-Q100,118 is an 8-bit inverting buffer/line driver with 3-state outputs, manufactured by Nexperia (previously part of NXP USA Inc.). This device is part of the 74HC/74HCT family and is designed for use in a wide range of electronic applications. It can be utilized as two 4-bit buffers or as a single 8-bit buffer, making it versatile for various digital circuit designs.
Key Specifications
| Type Number | VCC (V) | Logic Switching Levels | Output Drive Capability (mA) | fmax (MHz) | Number of Bits | Power Dissipation Considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package Name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74HC240D | 2.0 - 6.0 | CMOS | ± 7.8 | 36 | 8 | Low | -40 to +125 | 85 | 61 | SO20 (SOT163-1) |
Key Features
- 3-State Outputs: The device features two output enables (1OE and 2OE), each controlling four of the 3-state outputs. A HIGH on nOE causes the outputs to assume a high-impedance OFF-state.
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- High Noise Immunity: Enhanced noise immunity for reliable operation.
- Latch-Up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- ESD Protection: HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V; CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- Input Levels: For 74HC240: CMOS level; For 74HCT240: TTL level.
- Temperature Range: Specified from -40 °C to +85 °C and from -40 °C to +125 °C.
Applications
The 74HC240D-Q100,118 is suitable for a variety of applications across different industries, including:
- Automotive: For use in automotive electronic systems requiring reliable and efficient digital signal processing.
- Industrial: In industrial control systems, automation, and other industrial electronics.
- Consumer Electronics: In mobile devices, wearables, and other consumer electronic products.
- Computing and Power Systems: For use in computing hardware, power management systems, and other digital circuits.
Q & A
- What is the primary function of the 74HC240D-Q100,118?
The primary function is to act as an 8-bit inverting buffer/line driver with 3-state outputs.
- What are the output enable controls on this device?
The device features two output enables (1OE and 2OE), each controlling four of the 3-state outputs.
- What is the supply voltage range for this device?
The supply voltage range is from 2.0 V to 6.0 V.
- What are the logic switching levels for the 74HC240D?
The logic switching levels are CMOS for the 74HC240D.
- What is the maximum output drive capability?
The maximum output drive capability is ± 7.8 mA.
- What is the maximum operating frequency?
The maximum operating frequency is 36 MHz.
- What type of ESD protection does this device have?
The device has HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V and CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V ESD protection.
- What is the temperature range for this device?
The device is specified from -40 °C to +85 °C and from -40 °C to +125 °C.
- What package type is available for this device?
The device is available in the SO20 (SOT163-1) package.
- What industries can this device be used in?
This device can be used in automotive, industrial, consumer electronics, computing, and power systems among others.
