WM9090ECS/R Wolfson Microelectronics, WM9090ECS/R Datasheet - Page 74
WM9090ECS/R
Manufacturer Part Number
WM9090ECS/R
Description
Audio CODECs Audio Subsystem w/ capless headphones
Manufacturer
Wolfson Microelectronics
Specifications of WM9090ECS/R
Interface Type
2-Wire, l2C
Thd Plus Noise
80 dB
Ic Function
Ultra Low Power Audio Subsystem
Brief Features
Mono Class D Speaker Driver, Automatic Gain Control (AGC)
Supply Voltage Range
2.7V To 5.5V
Operating Temperature Range
-40°C To +85°C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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WM9090
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APPLICATIONS INFORMATION
RECOMMENDED EXTERNAL COMPONENTS
Figure 16 below provides a summary of recommended external components for WM9090. Note that
the diagram does not include any components that are specific to the end application e.g. they do not
include filtering on the speaker outputs (assume filterless class D operation), RF decoupling, or RF
filtering for pins which connect to the external world i.e. headphone or speaker outputs.
Figure 16 Recommended External Components
PD, November 2010, Rev 4.1
Production Data
74
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