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Line Driver-CN6212

The CN6212 is a differential line driver amplifier designed for power line communication (PLC) applications. It integrates two current-feedback amplifiers, delivering exceptionally low distortion to ensure transmitted signals strictly comply with power spectral mask requirements across PLC frequency bands. The device features a high 1A output current capability, enabling robust performance against significant variations in PLC channel impedance and maintaining signal transmission quality even under heavy loads. Its operating current is externally adjustable via a resistor and can be digitally scaled to 1/2 or 3/4 of the set value through a control pin, allowing software-based optimization of drive performance based on real-time channel conditions. The CN6212 operates over a wide voltage range of up to 28V. The device incorporates on-chip protection circuits, including over-current protection and temperature compensation, ensuring stable and reliable operation under diverse conditions for superior performance in PLC systems. The CN6212 is available in a QFN 5x4-24L package.

Line Driver

Chip Features

Operating voltage: 6V to 28V

Large signal bandwidth> 20MHz

3rd harmonic suppression40dBc @ 10M / 10Vpp / 50Ωload,50dBc @ 5M / 10Vpp / 50Ωload,60dBc @ 2M / 10Vpp / 50Ωload,76dBc @ 500K / 10Vpp / 50Ωload

2nd harmonic suppression55dBc @ 10M / 10Vpp / 50Ωload,60dBc @ 5M / 10Vpp / 50Ωload,70dBc @ 2M / 10Vpp / 50Ωload,80dBc @ 500K / 10 Vpp /50Ωload

Operating current externally set, digitally controllable

Slew rate500 V/μs

Maximum differential output2x operating voltage -6V@50Ωload

TTL / CMOS compatible

Temperature range -40°C to +85°C

Typical Applications

Ordering Information

Product   Number

Package

Quantity/Tape

CN6212QLR

QFN5X4-24L

3000/Tube


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