WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 99

• Manufacturer Part Number: WM8903LGEFK/RV
• Description: Audio CODECs ULTRA LOW PWR HI FI CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8903LGEFK/RV

• Audio Codec Type: Stereo Codec
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 6
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Sampling Rate: 96kHz
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Adcs / Dacs Signal To Noise Ratio: 96dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pre-Production
Figure 56 Single Write
Figure 57 Single Read
Figure 58 Multiple Write using Auto-increment
Figure 59 Multiple Read Using Auto-increment
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The WM8903 supports the following read and write operations:
The data format for these operations is shown below
Terminology used in the following figures:
Table 68 Control Interface Terminology
•
•
•
•
TERMINOLOGY
[White field]
[Grey field]
Single write
Single read
Multiple write using auto-increment
Multiple read using auto-increment
RW
Sr
S
A
P
ReadNotWrite
Data flow from bus master to WM8903
Data flow from WM8903 to bus master
Start Condition
DESCRIPTION
Repeated start
Stop Condition
Acknowledge
0 = Write
1 = Read
PP, Rev 3.1, August 2009
WM8903
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