CM8888 Datasheet, PDF (2/25 Pages) California Micro Devices Corp – CMOS INTEGRATED DTMF TRANCEIVER

Oxygen^TM Express-series CM8888
High-Performance PCI Express Audio Processor
TABLE OF CONTENTS
Revision History ................................................................................................................. 3
1 Description and Overview .............................................................................................. 4
2 Features ................................................................................................................... 5
3 Applications ............................................................................................................... 8
4 Software and Features Option ......................................................................................... 8
5 Block Diagram ............................................................................................................ 9
6 Pin Assignment .......................................................................................................... 10
6.1 Pin-Out Diagram .............................................................................................. 10
7 Electrical Characteristics ............................................................................................. 16
7.1 Maximum Ratings............................................................................................. 16
7.2 Recommended Operation Conditions ..................................................................... 16
7.3 Power Consumption.......................................................................................... 16
7.4 DC Characteristics ........................................................................................... 16
7.5 AC Timing Characteristics .................................................................................. 17
7.5.1 I2S Signal Timing ................................................................................... 17
7.5.2 Control Interface Timing - 3-Wire Mode ....................................................... 18
7.5.3 EEPROM Interface Timing ......................................................................... 20
7.5.4 EEPROM AC Timing Characteristics.............................................................. 21
7.5.5 HD Audio-Link Timing Characteristics: ......................................................... 22
8 Mechanical Specifications ............................................................................................ 24
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