Applications

ISL1572
Power Line Communication (PLC)

Not Recommended for New Designs.
Recommended Replacement Part ISL1571.

Typical Diagram

enlarge +typical diagram

Key Features

    • 21dBm output power capability
    • Drives up to 750mA from a +12V supply
    • 20VP-P differential output drive into 21Ω
    • Very low noise floor
    • -75dBc typical driver output distortion at 4MHz
    • -80dBc typical driver output distortion at 10MHz
    • -79dBc typical driver output distortion at 17MHz
    • Low quiescent current of 6mA per amplifier
    • Supply range
      • For ISL1572IUEZ 4.5V to 12V
      • For ISL1572IRZ ±2.25V to ±6V, 4.5V to 12V
    • 250MHz bandwidth
    • Thermal shutdown
    • Pb-free (RoHS compliant)

Description

The ISL1572 is a dual operational amplifier designed for PLC line driving in OFDM and SSC based solutions. This device features a high drive capability of 750mA while consuming only 6mA of supply current per amplifier and operating from a single 4.5V to 12V supply. The driver achieves a typical distortion of -80dBc, at 150kHz into a 25Ωload.

The ISL1572 is available in the thermally-enhanced 16 Ld QFN or 10 Ld HMSOP package and is specified for operation over the full -40°C to +85°C temperature range. The ISL1572 has control pins BIAS0 and BIAS1 for controlling the bias and enable/disable of the outputs. These controls allow for lowering the power to fit the performance/power ratio for the application.

Applications

    • UPA digital home standard

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