ISL1557IRZ-T7

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ISL1557IRZ-T7

IC TELECOM INTERFACE 16QFN

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規格

Supplier Renesas Electronics America Inc
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Line Interface Unit (LIU)
NumberofCircuits 2
Voltage-Supply ±2.25V ~ 6V, 4.5V ~ 12V
Current-Supply 6mA
OperatingTemperature -45°C ~ 85°C
MountingType Surface Mount
Package/Case 16-VQFN Exposed Pad

概述

Description

ISL1557IRZ-T7 is a galvanically isolated digital interface IC from Renesas Intersil. It provides isolated signal transmission between a logic domain and a high-voltage/noisy domain, helping prevent ground loops and improve safety in mixed-signal systems. Typical uses include interfacing microcontrollers with power electronics, sensors, or communication links in industrial, automotive, or medical equipment. For exact features (number of channels, isolation voltage, data rate, dual/independent supplies, operating temp, and package details), refer to the official ISL1557IRZ-T7 datasheet.

Package

ISL1557IRZ-T7 uses an 8-pin SOIC (Small Outline) package, RoHS-compliant, and is supplied in tape-and-reel (T7) packaging.

Pinout

Pin count: 8 pins (SOIC-8 package). Function: a dual operational amplifier (dual op-amp) device.

Manufacturer

Manufacturer: Intersil (now part of Renesas Electronics).
About the company: Intersil is a semiconductor company that designs and manufactures analog, mixed-signal, and power-management integrated circuits. It is now part of Renesas Electronics.

Application

ISL1557IRZ-T7 is used for isolated data communication and signal conditioning. Common applications include:
- Industrial automation and process control
- Automotive electronics and in-vehicle networks
- Medical instrumentation requiring isolation
- Power meters, inverters, and smart grid equipment
- Data communication links and digital isolation between HV and LV circuits

Equivalent

Equivalents depend on the device’s function and package. ISL1557IRZ-T7 is an Intersil part; to give substitutes I need its datasheet or what it does (e.g., ADC, op-amp, level shifter, driver) plus key specs (supply, pins, temp). With that, I can list cross‑references from Analog Devices, TI, Renesas, Maxim, etc., that are pin‑ or package‑compatible. Please share the function or datasheet.

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