Very Low Power/Voltage CMOS SRAM 128K X 16 bit 非常低功电压CMOS SRAM28K的16 LM4935 Boomer ® audio Power amplifier Series audio Sub-System with Dual-Mode stereo Headphone & Mono High Efficiency Loudspeaker amplifiers and Multi-Purpose ADC; Package: MICRO SMDXT; No of Pins: 49 非常低功电压CMOS SRAM28K的16 LM49370 audio Sub-System with an Ultra Low EMI, Spread Spectrum, Class D Loudspeaker amplifier, a Dual-Mode stereo Headphone amplifier, and a Dedicated PCM Interface for Bluetooth Transceivers; Package: MICRO SMDXT; No of Pins: 49 Asynchronous 2M(128Kx16) bits Static RAM