Part Number
|
CS35L32 |
Manufacturer
|
Cirrus Logic |
Description
|
Boosted Class D Amplifier |
Published
|
Jan 8, 2015 |
Detailed Description
|
CS35L32
Boosted Class D Amplifier with Speaker-Protection Monitoring and Flash LED Drivers
Mono Class D Speaker Amplif...
|
Datasheet
|
CS35L32
|
Overview
CS35L32
Boosted Class D Amplifier with Speaker-Protection Monitoring and Flash LED Drivers
Mono Class D Speaker Amplifier
• Two-level Class G operation: • Boosted: 5 V nominal • Bypassed: battery voltage is supplied directly
• 2.
5-mA quiescent current, monitors powered down • 1.
7 W into 8 (@ 10% THD+N) • 102-dB signal-to-noise ratio (SNR, A-weighted) • Idle channel noise 25 Vrms (A-weighted) • 90% efficiency
Audio Input and Gain
• One differential analog input • Speaker gain:
• 9, 12, 15, and 18 dB and mute • Pop suppression, zero-crossing detect transitions
Flash LED Drivers
• Integrated dual LED drivers using the following: • Boost supply output voltage • Dual matched current regulat...
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