SBFS036B
May 2015 – August 2015
PCM2704C
,
PCM2705C
,
PCM2706C
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information: PCM2704C, PCM2705C
7.5
Thermal Information: PCM2706C, PCM2707C
7.6
Electrical Characteristics: PCM2704CDB, PCM2705CDB, PCM2706CPJT, PCM2707CPJT
7.7
Audio Interface Timing Characteristics
7.8
Audio Clock Timing Characteristics
7.9
External ROM Read Interface Timing Characteristics
7.10
SPI Timing Characteristics
7.11
Typical Characteristics
7.11.1
Internal Filter: DAC Digital Interpolation Filter Frequency Response
7.11.2
Internal Filter: DAC Analog Low-Pass Filter Frequency Response
7.11.3
General Characteristics
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagrams
9.3
Feature Description
9.3.1
Clock and Reset
9.3.2
Operation Mode Selection
9.3.2.1
Power Configuration Select/Host Detection
9.3.2.2
Function Select (PCM2706C/7C Only)
9.3.3
DAC
9.3.4
Digital Audio Interface: S/PDIF Output
9.3.4.1
Channel Status Information
9.3.4.2
Copyright Management
9.3.5
Digital Audio Interface: I2S Interface Output (PCM2706C/7C)
9.3.6
Descriptor Data Modification
9.3.7
External ROM Descriptor (PCM2704C/6C)
9.3.8
External ROM Example
9.3.9
Serial Programming Interface (PCM2705C/7C)
9.3.10
USB Host Interface Sequence
9.3.10.1
Power-On, Attach, and Playback Sequence
9.3.10.2
Play, Stop, and Detach Sequence
9.3.10.3
Suspend and Resume Sequence
9.3.11
Operating Environment
9.4
Device Functional Modes
9.5
Programming
9.5.1
USB Interface
9.5.1.1
Device Configuration
9.5.1.2
Interface Number 0 (Default/Control Interface)
9.5.1.3
Interface Number 1 (Isochronous-Out Interface)
9.5.1.4
Interface Number 2 (HID Interface)
9.5.1.4.1
HID Items Reported
9.5.1.4.1.1
Basic HID Operation
9.5.1.4.1.2
Extended HID Operation (PCM2705/6/7)
9.5.1.4.1.3
Auxiliary HID Status Report (PCM2705C/7C)
9.5.1.5
Endpoints
9.6
Register Maps
9.6.1
SPI Register (PCM2705C/7C)
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Typical Circuit Connection 1: USB Speaker
10.2.1.1
Design Requirements
10.2.1.2
Detailed Design Procedure
10.2.1.3
Application Curves
10.2.2
Typical Circuit Connection 2: Remote Headphone
10.2.2.1
Design Requirements
10.2.2.2
Detailed Design Procedure
10.2.2.3
Application Curves
10.2.3
Typical Circuit Connection 3: DSP Surround Processing Amplifier
10.2.3.1
Design Requirements
10.2.3.2
Detailed Design Procedure
10.2.3.3
Application Curves
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Documentation Support
13.1.1
Related Documentation
13.2
Related Links
13.3
Community Resources
13.4
Trademarks
13.5
Electrostatic Discharge Caution
13.6
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DB|28
MPDS510A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbfs036b_oa
sbfs036b_pm