WM8751L数据手册CirrusLogic中文资料规格书

描述 Description

DESCRIPTION
The WM8751L is a low power, high quality stereo DAC with integrated headphone and loudspeaker amplifiers, designed to reduce external component requirements in portable digital audio applications.FEATURES
• DAC SNR 98dB, THD -86dB (‘A’ weighted @ 48kHz, 3.3V)
• On-chip 400mW BTL Speaker Driver (mono)
• On-chip Headphone Driver
-  40mW output power on 16Ω/ 3.3V
-  SNR 96dB, THD –79dB at 20mW with 16Ωload
• Stereo and Mono Line-in mix into DAC output
• Separately Mixed Stereo and Mono Outputs
• Digital Tone Control and Bass Boost
• Low Power
-  Down to 7mW for stereo playback (1.8V / 1.5V supplies)
- 10µW Shutdown Mode
• Low Supply Voltages
-  Analogue and Digital I/O: 1.8V to 3.6V
-  Digital core: 1.42V to 3.6V
• 256fs / 384fs or USB master clock rates: 12MHz, 24MHz
• Audio sample rates: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48, 88.2, 96kHz generated internally from master clock
• 32-lead QFN package, 5x5x0.9mm size, 0.5mm lead pitchAPPLICATIONS
•Digital Audio Player
•MP3 Phone
•Minidisc Player

特性 Features

• DAC SNR 98dB, THD -86dB (‘A’ weighted @ 48kHz, 3.3V)
• On-chip 400mW BTL Speaker Driver (mono)
• On-chip Headphone Driver
-  40mW output power on 16Ω/ 3.3V
-  SNR 96dB, THD –79dB at 20mW with 16Ωload
• Stereo and Mono Line-in mix into DAC output
• Separately Mixed Stereo and Mono Outputs
• Digital Tone Control and Bass Boost
• Low Power
-  Down to 7mW for stereo playback (1.8V / 1.5V supplies)
- 10µW Shutdown Mode
• Low Supply Voltages
-  Analogue and Digital I/O: 1.8V to 3.6V
-  Digital core: 1.42V to 3.6V
• 256fs / 384fs or USB master clock rates: 12MHz, 24MHz
• Audio sample rates: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48, 88.2, 96kHz generated internally from master clock
• 32-lead QFN package, 5x5x0.9mm size, 0.5mm lead pitch