CMX625D5 CML Microcircuits, CMX625D5 Datasheet - Page 2

• Manufacturer Part Number: CMX625D5
• Description: ISDN TA POTS Interface
• Manufacturer: CML Microcircuits

ISDN TA POTS Interface
2000 Consumer Microcircuits Limited
Section
1.1
1.2
1.3
1.4
1.5
1.6
1.7
Brief Description.................................................................................. 1
Block Diagram ..................................................................................... 3
Signal List ............................................................................................ 4
External Components.......................................................................... 6
General Description............................................................................. 7
1.5.1
1.5.2
1.5.3
1.5.4
1.5.5
1.5.6
1.5.7
1.5.8
1.5.9
1.5.10 SPM Generator ...................................................................... 17
1.5.11 Transmit Signal Control ....................................................... 17
1.5.12 Tx UART ................................................................................ 18
1.5.13 DTMF Tone Decoder ............................................................. 19
1.5.14 Register Set ........................................................................... 20
1.5.15 Programming the CMX625.................................................... 21
1.5.16 Glossary ................................................................................ 22
Application Notes .............................................................................. 23
1.6.1
Performance Specification................................................................ 27
1.7.1
1.7.2
IOM ™-2 Serial Bus Interface ................................................. 7
Terminal Mode (TE)................................................................. 8
Non-Terminal Mode (non-TE) ............................................... 10
Monitor Channel Handshake Protocol................................. 11
Monitor Channel Identification Command........................... 13
PCM Codec-Filter .................................................................. 13
Rx Input Amplifier ................................................................. 14
Tx Output Buffer ................................................................... 14
Tone/FSK Encoder and Tone Encoder ................................ 14
Telecom Tones...................................................................... 23
Electrical Performance.......................................................... 27
Packaging.............................................................................. 32
CONTENTS
2
Page
CMX625
D/625/1