Illustration for selection reference only

LSF0204YZPR

4-bit dual-supply auto-direction level translator for interfacing logic at different voltages.

Product Code
DH558FD3D8
Brand
TI/德州仪器
Package
DSBGA
Packaging
—
Category
Integrated Circuits
Weight
—
DatasheetNo verified manufacturer datasheet available yet
DESCRIPTION

Description

OVERVIEW

Product Overview

The LSF0204YZPR is a 4-bit dual-supply level translator from Texas Instruments, used to interface logic devices and buses that operate at different voltages. It uses external pull-up resistors and internal switches to perform bidirectional translation without a direction control signal, simplifying interfacing for open-drain or push-pull buses such as I²C and SPI. The device is offered in a small DSBGA package, making it suitable for space-constrained portable equipment and board-level interconnects. Electrical limits, channel count, drive capability, and operating temperature should be confirmed from the original datasheet; no performance guarantees are implied here.

APPLICATIONS

Applications

  • Interface I²C or SPI buses between logic devices operating at different voltages.
  • Translate logic levels between low-voltage processors and higher-voltage peripherals in portable equipment.
  • Provide level matching and isolation for signals between multiple voltage domains on a board.
  • Support bidirectional level translation in space-constrained interface designs.
FEATURES AND BENEFITS

Features and Benefits

  • Dual-supply architecture supports signal translation between different voltage domains.
  • Bidirectional translation requires no direction control signal, reducing control pins.
  • Four-channel configuration suits parallel level matching for multiple signals.
  • Miniature DSBGA package helps save board area.
ADDITIONAL DETAILS

Additional Details

When ordering, verify the package option, packing method, and temperature grade associated with the part number suffix, and confirm channel count and voltage range meet the target circuit requirements. Pull-up resistor selection and layout should be evaluated against the original datasheet.

Verify product details against the manufacturer datasheet before purchase.

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