SSM2519

Data Sheet FEATURES Filterless digital input Class-D amplifier Standalone operation or I2C control Serial digital audio interface supports common formats: I2S, left justified, right justified, TDM1-16, and PCM 2.31 W into 4 Ω and 1.35 W into 8 Ω at 5 V supply with 1% THD + N Available in 12-ball 1.4 mm × 1.7 mm × 0.4 mm pitch WLCSP Efficiency 90% at full scale into 8 Ω 9 mW loaded idle power at 1.8 V/3.6 V SNR = 98 dB, A-weighted PSRR = 80 dB at 217 Hz, dither input Supports wide range of sample rates: 8.0 kHz to 48.0 kHz Autosample rate and MCLK rate detection No BCLK required for operation 2.5 V to 5.5 V PVDD speaker operating supply voltage 1.5 V to 3.6 V VDD operating voltage Pop and click suppression Short-circuit and thermal protection with autorecovery Smart power-down when no input signal detected Power-on reset Low EMI emissions www.DataSheet.net/ Digital Input 2 W Class-D Audio Power Amplifier SSM2519 APPLICATIONS Mobile phones Portable media players Laptop PCs Wireless speakers Portable gaming Navigation systems FUNCTIONAL BLOCK DIAGRAM VDD GND PVDD POWER-ON RESET Σ -∆ CLASS-D MODULATOR DIGITAL FILTERING LRCLK BCLK SDATA I2 S FULL BRIDGE POWER STAGE VOLUME/GAIN OUT+ DAC OUT– SD CLOCKING POWER CONTROL I2 C SSM2519 10750-001 Datasheet pdf - http://www.DataSheet4U.co.kr/ MCLK GAIN/SDA LR_FORMAT/SCL Figure 1. GENERAL DESCRIPTION The SSM2519 is a digital input, Class-D power amplifier that combines a digital-to-analog converter (DAC) and a sigma-delta (...