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74LVC2T45 - 2-Bit Dual-Supply Bus Transceiver

General Description

The 74LVC2T45 is a 2-bit, dual-supply bus transceiver with configurable voltage translation.

The device has two separate configurable power-supply rails.

The A and B ports track the VCCA supply and VCCB supply respectively.

Key Features

  • that two data buses can communicate asynchronously. Either the A port outputs or the B port outputs can be activated by DIR logic levels. The DIR input circuit is supplied by VCCA. When B port outputs are activated, the device allows the data to transmit from A bus to B bus. On the contrary, when A port outputs are activated, the device allows the data to transmit from B bus to A bus. The input circuit is always active on the two ports. A logic level of high or low must be set to avoid excessive.

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Datasheet Details

Part number 74LVC2T45
Manufacturer SG Micro
File Size 798.18 KB
Description 2-Bit Dual-Supply Bus Transceiver
Datasheet download datasheet 74LVC2T45 Datasheet

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74LVC2T45 2-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation GENERAL DESCRIPTION The 74LVC2T45 is a 2-bit, dual-supply bus transceiver with configurable voltage translation. The device has two separate configurable power-supply rails. The A and B ports track the VCCA supply and VCCB supply respectively. The supply voltage pins accept voltage range from 1.65V to 5.5V, which makes the device suitable for low voltage bidirectional translation voltage nodes of 1.8V, 2.5V, 3.3V, and 5V. The 74LVC2T45 features that two data buses can communicate asynchronously. Either the A port outputs or the B port outputs can be activated by DIR logic levels. The DIR input circuit is supplied by VCCA.