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FX489 - GMSK Modem

Datasheet Summary

Description

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

Features

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

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Datasheet preview – FX489

Datasheet Details

Part number FX489
Manufacturer CML
File Size 79.40 KB
Description GMSK Modem
Datasheet download datasheet FX489 Datasheet
Additional preview pages of the FX489 datasheet.

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Full PDF Text Transcription

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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.
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