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74HC640 from HAR

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74HC640

Manufacturer: HAR

inverting

Partnumber Manufacturer Quantity Availability
74HC640 HAR 478 In Stock

Description and Introduction

inverting The 74HC640 is a high-speed CMOS octal bus transceiver with 3-state outputs, manufactured by various companies, including NXP Semiconductors. Here are the key specifications for the 74HC640:

- **Logic Family**: HC (High-speed CMOS)
- **Number of Bits**: 8 (Octal)
- **Supply Voltage Range**: 2V to 6V
- **High-Level Input Voltage (VIH)**: 2V (min) at VCC = 4.5V
- **Low-Level Input Voltage (VIL)**: 0.8V (max) at VCC = 4.5V
- **High-Level Output Voltage (VOH)**: 4.4V (min) at VCC = 4.5V, IOH = -4mA
- **Low-Level Output Voltage (VOL)**: 0.1V (max) at VCC = 4.5V, IOL = 4mA
- **Propagation Delay**: 18 ns (max) at VCC = 4.5V, CL = 15pF
- **Operating Temperature Range**: -40°C to +125°C
- **Package Options**: SO20, SSOP20, TSSOP20, DIP20

These specifications are typical for the 74HC640 series and may vary slightly depending on the specific manufacturer and package type.

Partnumber Manufacturer Quantity Availability
74HC640 ELCAP 18 In Stock

Description and Introduction

inverting The 74HC640 is a high-speed CMOS octal bus transceiver with 3-state outputs, manufactured by ELCAP. It is designed for asynchronous two-way communication between data buses. The device features separate control inputs for both the transmit and receive functions, allowing for flexible data flow management. The 74HC640 operates over a voltage range of 2.0V to 6.0V, making it suitable for a variety of applications. It has a typical propagation delay of 13 ns and a power dissipation of 80 µW per package. The device is available in a 20-pin DIP, SO, or TSSOP package.

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