CS43L21 datasheet(1/63 Pages) CIRRUS

部件名	CS43L21

功能描述	Low Power, Stereo Digital to Analog Converter

PDF	63 Pages

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制造商	CIRRUS [Cirrus Logic]

网页	http://www.cirrus.com

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JULY '06

DS723A1

Low Power, Stereo Digital to Analog Converter

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

SYSTEM FEATURES

24-bit Conversion

4 kHz to 96 kHz Sample Rate

Multi-bit Delta Sigma Architecture

Low Power Operation

–

Stereo Playback: 12.93 mW @ 1.8 V

Variable Power Supplies

–

1.8 V to 2.5 V Digital & Analog

–

1.8 V to 3.3 V Interface Logic

Power Down Management

Software Mode (I²C® & SPI

™ Control)

Hardware Mode (Stand-Alone Control)

Digital Routing/Mixes:

–

Mono Mixes

Flexible Clocking Options

–

Master or Slave Operation

–

High-Impedance Digital Output Option (for

easy MUXing between DAC and Other

Data Sources)

–

Quarter-Speed Mode - (i.e. Allows 8 kHz Fs

while maintaining a flat noise floor up to

16 kHz)

1.8 V to 3.3 V

Multibit

∆Σ Modulator

Charge

Pump

Left HP Out

Right HP Out

Serial Audio

Input

1.8 V to 2.5 V

Register

Configuration

Reset

Hardware

Mode or I

2C &

SPI Software

Mode

Control Data

Beep

Generator

MUX

Headphone

Amp - GND

Centered

Headphone

Amp - GND

Centered

1.8 V to 2.5 V

Switched

Capacitor DAC

and Filter

Switched

Capacitor DAC

and Filter

Digital

Signal

Processing

Engine

CS43L21

类似零件编号 - CS43L21

制造商	部件名	数据表	功能描述
Cirrus Logic	CS43L22	1Mb / 68P	Low Power, Stereo DAC w/Headphone & Speaker Amps
	CS43L22	695Kb / 66P	Low Power, Stereo DAC w/Headphone & Speaker Amps
	CS43L22-CNZ	1Mb / 68P	Low Power, Stereo DAC w/Headphone & Speaker Amps
	CS43L22-CNZ	695Kb / 66P	Low Power, Stereo DAC w/Headphone & Speaker Amps
	CS43L22-CNZR	1Mb / 68P	Low Power, Stereo DAC w/Headphone & Speaker Amps

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类似说明 - CS43L21

制造商	部件名	数据表	功能描述
Burr-Brown (TI)	PCM1710U	192Kb / 17P	Stereo Audio DIGITAL-TO-ANALOG CONVERTER
Cirrus Logic	CS53L21	1Mb / 66P	Low Power, Stereo Analog to Digital Converter
Texas Instruments	PCM1794A	995Kb / 34P	Audio Stereo Digital-to-Analog Converter
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	PCM1793	454Kb / 29P	AUDIO STEREO DIGITAL-TO-ANALOG CONVERTER
	PCM1794	429Kb / 30P	AUDIO STEREO DIGITAL-TO-ANALOG CONVERTER
	PCM1800	829Kb / 27P	STEREO ANALOG-TO-DIGITAL CONVERTER
	PCM1801	302Kb / 22P	STEREO ANALOG-TO-DIGITAL CONVERTER