WM9090ECS/R Wolfson Microelectronics, WM9090ECS/R Datasheet - Page 14

• 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

WM9090
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INPUT SIGNAL PATH
The WM9090 supports two differential analogue input channels, configurable in a number of
combinations:
The inputs may be mixed together or independently routed to different combinations of output
drivers. The WM9090 input signal paths and control registers are illustrated in Figure 3.
Figure 3 Control Registers for Input Signal Path
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•
Up to two differential line inputs to analogue mixers
Up to four single-ended line inputs to analogue mixers
PP, January 2010, Rev 3.0
Pre-Production
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