CDB43L21开发板套件编程器的评估板-数模转换器（DAC）规格书PDF中文资料

CDB43L21属于开发板套件编程器的评估板-数模转换器（DAC）。由凌云逻辑制造生产的CDB43L21评估板 - 数模转换器（DAC）该系列产品提供了一种方便的方法，在经过验证的设计环境中对用于将数字数据转换为模拟格式的器件进行性能或特性评估。重点器件涵盖范围从以适合学生或爱好者使用的方式实现的适度功能器件，到适合电信基础设施应用的高级器件。

GENERAL DESCRIPTION

The CS43L21 is a highly integrated, 24-bit, 96 kHz, low power stereo DAC. Based on multi-bit, delta-sigma modulation, it allows infinite sample rate adjustment between 4 kHz and 96 kHz. The DAC offers many features suitable for low power, portable system applications.

FEATURES

♦ 98 dB Dynamic Range (A-wtd)

♦ -86 dB THD+N

♦ Headphone Amplifier - GND Centered

– On-Chip Charge Pump Provides -VA_HP

– No DC-Blocking Capacitor Required

– 46 mW Power Into Stereo 16 Ω @ 1.8 V

– 88 mW Power Into Stereo 16 Ω @ 2.5 V

– -75 dB THD+N

♦ Digital Signal Processing Engine

– Bass & Treble Tone Control, De-Emphasis

– PCM Mix w/Independent Vol Control

– Master Digital Volume Control and Limiter

– Soft Ramp & Zero Cross Transitions

♦ Beep Generator

– Tone Selections Across Two Octaves

– Separate Volume Control

– Programmable On & Off Time Intervals

– Continuous, Periodic or One-Shot Beep Selections

♦ Programmable Peak-Detect and Limiter

♦ Pop and Click Suppression

APPLICATIONS

♦ Portable Audio Players

♦ MD Players

♦ PDAs

♦ Personal Media Players

♦ Portable Game Consoles

♦ Smart Phones

♦ Wireless Headsets