Datasheet > PCM5121

PCM5121

更新时间： 2024-09-15 12:00:27

品牌	Logo	应用领域
德州仪器 - TI		PC
页数	文件大小	规格书
107页	2325K
描述
2VRMS DirectPathâ¢, 112/106dB Audio Stereo DAC with 32-bit, 384kHz PCM Interface

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PCM5121 数据手册

PCM5121, PCM5122

www.ti.com

SLAS763A –AUGUST 2012–REVISED SEPTEMBER 2012

2V DirectPath™, 112/106dB Audio Stereo DAC with 32-bit, 384kHz PCM Interface

RMS

Check for Samples: PCM5121, PCM5122

FEATURES

Typical Performance (3.3V Power Supply)

•

Functions

Parameter

PCM5122

PCM5121

SNR

112dB

106dB

–

Dynamic Range Control (DRC)

Equalization (EQ)

Filtering

Dynamic Range

THD+N @ - 1dBFS

Full Scale Output

112dB

106dB

–93dB

–92dB

2.1V_RMS(GND center)

•

Market-Leading Low Out-of-Band Noise

Normal 8× Oversampling Digital Filter Latency: 20/f_S

Selectable Digital-Filter Latency and

Performance

Low Latency 8× Oversampling Digital Filter Latency: 3.5/f_S

Sampling Frequency

8kHz to 384kHz

•

No DC Blocking Capacitors Required

Integrated Negative Charge Pump

System Clock Multiples (f_SCK): 64, 128, 192, 256, 384, 512,

768, 1024, 1152, 1536, 2048, 3072; up to 50 MHz

Internal Pop-Free Control For Sample-Rate

Changes Or Clock Halts

•

Intelligent Muting System; Soft Up or Down

Ramp and Analog Mute For 120dB Mute SNR

With Popless Operation

LINE OUT

Current

Segment

DAC

DIN (I²S)

Digital

Volume

Control

Current

Segment

DAC

DOUT (I²S)

through any

GPIO

Zero Data

Detector

MOSI/SDA/ATT2

MS/MODE2

Advanced Mute Control

SPI/I²C

GPIO

MODE1

MC/SCL/ATT1

MISO/ADR1/FMT

Clock Halt

Detection

GPIO6/FLT

GPIO5/ATT0

GPIO4/MAST

GPIO3/AGNS

GPIO2/ADR2/DOUT

Program

RAM

PCM512x

LRCK

BCK

CPVDD (3.3V)

AVDD (3.3V)

DVDD (1.8V or 3.3V)

GND

Power

Supply

PLL

Clock

UVP/

Reset

Charge

MCK

VCom

Pump

POR

CAPP

CAPM

VNEG

UVP/XSMT

Figure 1. PCM512x Functional Block Diagram

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

System Two Cascade, Audio Precision are trademarks of Audio Precision.

DirectPath is a trademark of Texas, Instruments, Inc..

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

12 3 4 5 6 7...107

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与PCM5121相关器件

型号	品牌	获取价格	描述	数据表
PCM5121_14	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D
PCM5121_16	TI	获取价格	Audio Stereo DAC
PCM5121PW	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D
PCM5121PWR	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D
PCM5122	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D
PCM5122PW	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D
PCM5122PWR	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D
PCM5140-Q1	TI	获取价格	具有 120dB SNR 的汽车类四通道、768kHz Burr-Brown? 音频模数转
PCM5140QRGERQ1	TI	获取价格	具有 120dB SNR 的汽车类四通道、768kHz Burr-Brown™ 音频模数转
PCM5141	TI	获取价格	2VRMS DirectPathâ¢, 112/106dB Audio Stereo D

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