LT5558 Datasheet (Linear) - 600MHz to 1100MHz High Linearity Direct Quadrature Modulator

LT5558, 600MHz to 1100MHz High Linearity Direct Quadrature Modulator

The LT®5558 is a direct I/Q modulator designed for high performance wireless applications, including wireless infrastructure.

It allows direct modulation of an RF signal using differential baseband I and Q signals.

It supports GSM, EDGE, CDMA, CDMA2000, and other systems.

It may also be conﬁgured as

LT5558 Features

* Direct Conversion from Baseband to RF

* High OIP3: + 22.4dBm at 900MHz

* Low Output Noise Floor at 20MHz Offset: No RF:

* 158dBm/Hz POUT = 4dBm:

* 152.7dBm/Hz

* Low Carrier Leakage:

* 43.7dBm at 900MHz

* High Image Rejection:

* 49dBc at 900MHz