CDPD Wireless Modem Data Pump

FX949

© 1996 Consumer Microcircuits Limited

2

D/949/5

CONTENTS

Section

Page

1.0 Features.......................................................................................................... 1

1.1 Brief Description............................................................................................ 1

1.2 Block Diagram................................................................................................ 3

1.3 Signal List....................................................................................................... 4

1.4 External Components.................................................................................... 6

1.5 General Description....................................................................................... 9

1.5.1 Software Description ....................................................................... 9

1.6 Application Notes ........................................................................................ 14

1.6.1 General.......................................................................................... 14

1.6.2 Transmitter (reverse channel) ....................................................... 14

1.6.3 Receiver (forward channel) ........................................................... 15

1.6.4 Timer ............................................................................................. 16

1.7 Performance Specification ......................................................................... 18

1.7.1 Electrical Performance .................................................................. 18

1.7.2 Packaging...................................................................................... 23