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HD74HC240 from HIT

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HD74HC240

Manufacturer: HIT

Octal Buffers/Line Drivers/Line Receivers (with inverted 3-state outputs)

Partnumber Manufacturer Quantity Availability
HD74HC240 HIT 69 In Stock

Description and Introduction

Octal Buffers/Line Drivers/Line Receivers (with inverted 3-state outputs) The HD74HC240 is a high-speed CMOS octal bus buffer/line driver with 3-state outputs, manufactured by Hitachi (now Renesas Electronics). Here are its key specifications:

- **Logic Family**: HC (High-Speed CMOS)
- **Supply Voltage (VCC)**: 2V to 6V
- **Input Voltage (VI)**: 0V to VCC
- **Operating Temperature Range**: -40°C to +85°C
- **Output Current (IO)**: ±6mA at VCC = 4.5V
- **Propagation Delay (tpd)**: 10ns (typical) at VCC = 4.5V
- **Output Type**: 3-state (high-impedance when disabled)
- **Number of Channels**: 8 (octal)
- **Pin Count**: 20 (DIP, SOP, or TSSOP packages)
- **Input Capacitance (CI)**: 3.5pF (typical)
- **Power Dissipation (PD)**: 500mW (max)

The device features two enable pins (active-low) for independent control of four buffers each. It is designed for bus-oriented applications.

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