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DESCRIPTION The WM8753L is a low power, high quality stereo Codec with integrated Voice CODEC designed for portable digital telephony applications such as mobile phone, or headset with Hi-Fi playback capability. FEATURES • Hi-Fi DAC: interfaced over I2S type link • Audio sample rates: 8, 11.025, 16, 22.05, 24, 32, 44.1, 48, 88.2, 96 • DAC SNR 98dB, THD -84dB (‘A’ weighted @ 48kHz) • ADC SNR 95dB, THD -82dB (‘A’ weighted @ 48kHz) • On-chip Headphone Driver with cap-less output option - 40mW output power on 16Ω / 3.3V - with 16Ω load: SNR 90dB, THD –75dB - with 10kΩ load: SNR 94dB, THD –90dB • On-chip speaker driver with 0.5W into 8R • Voice Codec: interfaced over Voice interface • supports sample rates from 8ks/s to 48ks/s • ADC and DAC SNR 82dB, THD -74dB • Two Differential Microphone Interfaces - Dual ADCs support noise cancellation in external DSP - Programmable ALC / Noise Gate • Low-noise bias supplied for electret microphones Other features • On-chip PLLs supporting 12, 13, 19.2MHz and other clocks • Cap-less connection options to headphones, earpiece, spkr. • Low power, low voltage - 1.8V to 3.6V (digital core: 1.42V to 3.6V) - power consumption <20mW all-on with 2V supplies - <12mW for PCM CODEC operation • 7x7x0.9mm QFN package, 5x5x0.9mm BGA package APPLICATIONS • MP3 Player / Recorder mobile phone • Bluetooth stereo headset
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