CM108 Datasheet, PDF (3/29 Pages) C-Media Electronics – USB Audio I/O Controller

CM108
Integration Dual DAC, Earphone Driver, ADC,
Microphone Booster, PLL, Regulator, and USB Transceiver
TABLE OF CONTENTS
1. DESCRIPTION AND OVERVIEW
2. FEATURES
3. PIN DESCRIPTIONS
3.1 PIN ASSIGNMENT BY PIN NUMBER
3.2 PIN-OUT DIAGRAM
3.3 PIN SIGNAL DESCRIPTIONS
4. I²S INTERFACE
5. BLOCK DIAGRAM
6. ORDERING INFORMATION
7. FUNCTION DESCRIPTIONS
7.1 USB INTERFACE
7.1.1 DEVICE DESCRIPTOR
7.1.2 CONFIGURATION DESCRIPTOR
7.1.3 CONTENT FORMAT FOR 94C46
7.1.4 USB AUDIO TOPOLOGY DIAGRAM
7.2 JUMPER PINS AND MODE SETTING
7.2.1 MODE PIN AND MSEL PIN
7.2.2 MODE PIN AND PWRSEL PIN
7.2.3 VSEL PIN
7.3 HID FEATURE
7.4 INTERNAL REGISTERS
Date: Nov/01/2004
-2-
Version: 1.5