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BCM43455 Datasheet, PDF (64/159 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac MAC/Baseband/ Radio with Integrated Bluetooth 4.1 and FM Receiver
BCM43455 Preliminary Data Sheet
Audio Features
Figure 21: Stereo Separation for Blend, Switch, and FME Modes
• Soft Mute—Improves the user experience by dynamically muting the output audio proportionate to the FM
signal C/N. This prevents the user from being assaulted with a blast of static. The mute characteristic is
fully programmable to accommodate fine tuning of the output signal level. An example mute characteristic
is shown in Figure 22.
Figure 22: Example Soft Mute Characteristic
Broadcom®
November 5, 2015 • 43455-DS109-R
BROADCOM CONFIDENTIAL
Page 63