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FX489 - GMSK Modem

General Description

The FX489 is a single-chip modem employing Gaussian Minimum Shift Keying (GMSK) modulation.

Key Features

  • Full-Duplex Gaussian Minimum Shift Keying Selectable BT (0.3 or 0.5) Meets RAM -.

📥 Download Datasheet

Datasheet Details

Part number FX489
Manufacturer CML
File Size 79.40 KB
Description GMSK Modem
Datasheet download datasheet FX489 Datasheet

Other Datasheets by CML

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
CML Semiconductor Products PRODUCT INFORMATION FX489 GMSK Modem Features Full-Duplex Gaussian Minimum Shift Keying Selectable BT (0.3 or 0.5) Meets RAM - MOBITEX Specification Data Rates From 4000bits/s to 19200bits/s Serial Rx and Tx Data Interfaces Obsolete Product - For Information Only Rx and Tx Data Clock Generation Rx Signal Tracking Controls Rx S/N Indication Separate Rx and Tx Powersave Inputs Wireless Modem, Radio Telemetry and Data Terminal Applications Tx ENABLE Tx PS Tx DATA XTAL/CLOCK DATA RETIME & LEVEL SHIFT VBIAS Tx FILTER VBIAS Tx OUT Tx CLOCK XTAL ClkDIVA ClkDIVB CLOCK DIVIDER Rx DATA EXTRACT Rx DATA BT VDD Rx S/N DETECTION FX489 Rx S/N RxHold PLLacq RxDCacq Rx PS Rx SIGNAL IN Rx FEEDBACK Rx CIRCUIT CONTROL VBIAS + - Fig.