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UM3301 - 1-Bit Bidirectional Voltage-Level Translator

General Description

The UM3301B/UM3301DA series is one channel level translator with auto direction sensing.

This 1-channel non-inverting translator uses two separate configurable power-supply rails.

The A port is designed to track VCCA.

Key Features

  • z Low-Voltage ASIC Level Translation z Cell-Phone Cradles z Portable POS Systems z Portable Communication Devices z Low-Cost Serial Interfaces z Cell-Phones z GPS z Telecommunications Equipment z 1.2V to 3.6V on A Port and 1.65V to 5.5V on B Port (VCCA≤VCCB) z VCC Isolation Feature.
  • If Either VCC Input is at GND, All Outputs are in the High-Impedance State z OE Input Circuit Referenced to VCCA z Low Power Consumption z Latch-up Performance Exceeds 100mA z ±5kV ESD Protection on B Ports.

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Datasheet Details

Part number UM3301
Manufacturer Union Semiconductor
File Size 276.49 KB
Description 1-Bit Bidirectional Voltage-Level Translator
Datasheet download datasheet UM3301 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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UM3301 1-Bit Bidirectional Voltage-Level Translator with Auto Direction Sensing UM3301B SOT563 UM3301DA DFN6 1.45×1.0 General Description The UM3301B/UM3301DA series is one channel level translator with auto direction sensing. This 1-channel non-inverting translator uses two separate configurable power-supply rails. The A port is designed to track VCCA. VCCA accepts any supply voltage from 1.2V to 3.6V. The B port is designed to track VCCB. VCCB accepts any supply voltage from 1.65V to 5.5V. This allows for universal low-voltage bidirectional translation between any of the 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, and 5V voltage nodes.