参数资料
型号: CS3318-CQZ
厂商: Cirrus Logic Inc
文件页数: 1/17页
文件大小: 0K
描述: IC ANLG VOL CTRL 8CH DGTL 48LQFP
标准包装: 250
类型: 立体声音量控制
应用: 高端音频
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘
产品目录页面: 759 (CN2011-ZH PDF)
配用: 598-1497-ND - BOARD EVAL FOR CS3318 VOL CTRL
其它名称: 598-1180
Copyright
Cirrus Logic, Inc. 2006
(All Rights Reserved)
8-Channel Analog Volume Control
Features
Complete Analog Volume Control
8 Independently Controllable Channels
3 Configurable Master Volume and Muting
Controls
Wide Adjustable Volume Range
-96 dB to +22 dB in dB Steps
Low Distortion & Noise
-112 dB THD+N
127 dB Dynamic Range
Noise-Free Level Transitions
Zero-Crossing Detection with
Programmable Time-Out
Low Channel-to-Channel Crosstalk
120 dB Inter-Channel Isolation
Comprehensive Serial Control Port
Supports IC and SPITM Communication
Independent Control of up to 128 Devices
on a Shared 2-Wire IC or 3-Wire SPI
Control Bus
Supports Individual and Grouped Control of
all CS3318 Devices on the IC or SPI
Control Bus
Flexible Power Supply Voltages
±8 V to ±9 V Analog Supply
+3.3 V Digital Supply
Description
The CS3318 is an 8-channel digitally controlled analog
volume control designed specifically for high-end audio
systems. It features a comprehensive IC/SPI serial
control port for easy device and volume configuration.
The CS3318 includes arrays of well-matched resistors
and complementary low-noise active output stages. A
total adjustable range of 118 dB, in dB steps, is
spread evenly over 96 dB of attenuation and 22 dB of
gain.
The CS3318 implements configurable zero-crossing
detection to provide glitch-free volume-level changes.
The IC/SPI control interface provides for easy system
integration of up to 128 CS3318 devices over a single 2-
wire IC or 3-wire SPI bus, allowing many channels of
volume control with minimal system controller I/O re-
quirements. Devices may be controlled on an individual
and grouped basis, simplifying simultaneous configura-
tion of a group of channels across multiple devices,
while allowing discrete control over all channels on an
individual basis.
The device operates from ±8 V to ±9 V analog supplies
and has an input/output voltage range of ±6.65 V to
±7.65 V. The digital control interface operates at +3.3 V.
The CS3318 is available in a 48-pin LQFP package in
Commercial grade (-10° to 70° C). The CS3318 Cus-
tomer Demonstration board is also available for device
for complete details.
±8 V to ±9 V
+3.3 V
8-Channel
Analog
Outputs
IC/SPI
Serial
Control
8
+
_
Zero Crossing
Detector
IC / SPI
Control
Port
8-Channel
Analog
Inputs
8
DECEMBER '06
DS693F1
CS3318
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相关代理商/技术参数
参数描述
CS3318-CQZ/B0 制造商:Cirrus Logic 功能描述:
CS3318-CQZR 功能描述:音频放大器 IC 8-Ch Digital Volume Control RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
CS3318-DQZ 功能描述:音频放大器 IC 8-Channel Digital Volume Control RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
CS3318-DQZR 功能描述:音频放大器 IC 8-Channel Digital Volume Control RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
CS-331-K 制造商:PREMO 制造商全称:PREMO CORPORATION S.L 功能描述:Coils and Chokes for general use