Description
MX439DATA BULLETIN MSK Modem .
The MX439 is a single-chip CMOS LSI circuit which operates as a 1200 baud MSK modem.
Features
* 1200 Baud MSK Modem
* Meets Cellular & Trunked Radio
Specifications
* Full-Duplex 1200 Baud
* On-Chip RX and TX Bandpass Filters
* Clock Recovery and Carrier Detect
* Pin Selectable Xtal/Clock Frequencies
Document #2048-0041.005 June 1995
Applicatio
Applications
* Mobile & Cellular Radio Data Signaling
* Personal Radio
* Portable Data Terminals
* General Purpose Applications
AVAILABLE PACKAGES
MX439LH 24-pin PLCC
MX439DW 24-pin SOIC
Figure 1 - Internal Block Diagram
MX439J: 22 pin CDIP MX439P: 22 pin PDIP
Brief Descripti