參數(shù)資料
型號： SAA7826
廠商： NXP Semiconductors N.V.
英文描述： CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control
中文描述： CD音頻解碼器，數(shù)字伺服和濾波器DAC，具有集成前置放大器和激光控制
文件頁數(shù)： 2/89頁
文件大小： 379K
代理商： SAA7826
2003 Oct 01
2
Philips Semiconductors
Product specification
CD audio decoder, digital servo and filterless
DAC with integrated pre-amp and laser control
SAA7826
CONTENTS
1
2
3
4
5
6
7
7.1
7.2
7.2.1
7.2.2
7.2.3
7.2.4
7.3
7.4
7.5
7.5.1
7.5.2
7.6
7.6.1
7.6.2
7.7
7.7.1
7.7.2
FEATURES
GENERAL DESCRIPTION
ORDERING INFORMATION
QUICK REFERENCE DATA
BLOCK DIAGRAM
PINNING
FUNCTIONAL DESCRIPTION
Data acquisition and HF data path
Decoder part
Principle operating modes of the decoder
Decoder speed and crystal frequency
Lock-to-disc mode
Standby modes
Crystal oscillator
Data slicer and bit clock regenerator
DC offset cancellation
Offset cancellation
Reading back the DC offset value
Demodulator
Frame sync protection
EFM demodulation
Subcode data processing
Q-channel processing
EIAJ 3 and 4-wire subcode (CD graphics)
interface
V4 subcode interface
CD text interface
FIFO and error correction
Flags output (CFLG)
Audio functions
De-emphasis and phase linearity
Digital oversampling filter
Concealment
Mute, full-scale, attenuation and fade
Peak detector
Audio DAC interface
Internal dynamic element matching
digital-to-analog converter
External DAC interface
EBU interface
Format
KILL features
The KILL circuit
Silence injection
Audio features off
The versatile pins interface
Spindle motor control
Motor output modes
Spindle motor operating modes
7.7.3
7.7.4
7.8
7.8.1
7.9
7.9.1
7.9.2
7.9.3
7.9.4
7.9.5
7.10
7.10.1
7.10.2
7.11
7.11.1
7.12
7.12.1
7.12.2
7.13
7.14
7.15
7.15.1
7.15.2
7.15.3
7.15.4
7.16
7.16.1
7.16.2
7.16.3
7.16.4
7.16.5
7.16.6
7.16.7
7.16.8
7.16.9
7.16.10
7.16.11
7.17
7.17.1
7.17.2
7.17.3
7.17.4
Loop characteristics
FIFO overflow
Servo part
Diode signal processing
Signal conditioning
Focus servo system
Radial servo system
Off-track counting
Track counting modes
Defect detection
Off-track detection
High-level features
Driver interface
Laser interface
Microcontroller interface
Microcontroller interface (4-wire bus mode)
Microcontroller interface (I
2
C-bus mode)
Decoder and shadow registers
Summary of functions controlled by decoder
registers 0 to F
Summary of functions controlled by shadow
registers
Summary of servo commands
Summary of servo command parameters
SUMMARY OF SERVO COMMAND
PARAMETERS VALUES
LIMITING VALUES
CHARACTERISTICS
OPERATING CHARACTERISTICS
(SUBCODE INTERFACE TIMING)
OPERATING CHARACTERISTICS (I
2
S-BUS
TIMING)
OPERATING CHARACTERISTICS
(MICROCONTROLLER INTERFACE TIMING)
APPLICATION INFORMATION
PACKAGE OUTLINE
SOLDERING
Introduction to soldering surface mount
packages
Reflow soldering
Wave soldering
Manual soldering
Suitability of surface mount IC packages for
wave and reflow soldering methods
DATA SHEET STATUS
DEFINITIONS
DISCLAIMERS
PURCHASE OF PHILIPS I
2
C COMPONENTS
7.17.5
7.17.6
7.17.7
8
9
10
11
12
13
14
15
16
16.1
16.2
16.3
16.4
16.5
17
18
19
20
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SAA7826HL 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control
SAA7826HL/E/M1A 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
SAA7826HL/E/M1A,55 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
SAA7826HL/M1A 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
SAA7826HL/M1A,557 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC PHONIC AUTO RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
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