Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- ORDERING INFORMATION
- ABSOLUTE MAXIMUM RATINGS
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS
- THERMAL INFORMATION
- THERMAL INFORMATION
- DEVICE INFORMATION
- FUNCTIONAL BLOCK DIAGRAMS
- TYPICAL CHARACTERISTICS: INTERNAL FILTER
- TYPICAL CHARACTERISTICS: GENERAL
- DETAILED DESCRIPTION
- Clock and Reset
- Operation Mode Selection
- USB Interface
- DAC
- Digital Audio Interface: S/PDIF Output
- Digital Audio Interface: I2S Interface Output (PCM2706C/7C)
- DESCRIPTOR DATA MODIFICATION
- External ROM Descriptor (PCM2704C/6C)
- External ROM Example
- Serial Programming Interface (PCM2705C/7C)
- SPI Register (PCM2705C/7C)
- USB Host Interface Sequence
- EXAMPLE CIRCUITS
- Revision History

S P
DT
CK
Start
Condition
Stop
Condition
Device Address
R/W
ACK ACK ACK
DATA DATA
NACK
1 7-
1 8- 1 8-8 9 9 9 9
R/ : Read operation if ‘1’; otherwise, Write operation
ACK: Acknowledgement of a byte if ‘0’
DATA: 8 bits (1 byte)
NACK: No acknowledgement if ‘1’
W
PCM2704C, PCM2705C
PCM2706C, PCM2707C
www.ti.com
SBFS036A –AUGUST 2011–REVISED JULY 2012
Figure 27 illustrates the timing for an external ROM read operation. The timing characteristics are summarized in
Table 11.
Figure 27. External ROM Read Operation
Table 11. External ROM Read Operation Characteristics
M M M S S M S M S M M
S Device address R/W ACK DATA ACK DATA ACK . . . NACK P
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Product Folder Link(s): PCM2704C PCM2705C PCM2706C PCM2707C