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參數(shù)資料
| 型號(hào)： | CXD2589Q |
| 廠(chǎng)商： | Sony Corporation |
| 元件分類(lèi)： | 數(shù)字信號(hào)處理 |
| 英文描述： | CD Digital Signal Processor |
| 中文描述： | CD數(shù)字信號(hào)處理器 |
| 文件頁(yè)數(shù)： | 1/61頁(yè) |
| 文件大?。?/td> | 794K |
| 代理商： | CXD2589Q |
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– 1 –
CXD2589Q
80 pin QFP (Plastic)
E96Y02A73
CD Digital Signal Processor
Description
The CXD2589Q is a digital signal processor LSI for
CD players and is equipped with built-in digital
filters, zero detection circuit, 1-bit DAC, and analog
low-pass filter on a single chip.
Features
Digital Signal Processor (DSP) Block
Playback mode supporting CAV
(Constant Angular Velocity)
–
Frame jitter-free
–
Allows 0.5 to double-speed continuous playback
–
Allows relative rotational velocity readout
–
Supports external spindle control
Wide capture range playback mode
–
Spindle rotational velocity following method
–
Supports normal-speed and double-speed playback
16K RAM
EFM data demodulation
Enhanced EFM frame sync protection
SEC strategy-based error correction
Subcode demodulation and Sub Q data error
detection
Digital spindle servo
16-bit traverse counter
Asymmetry compensation circuit
Serial bus-based CPU interface
Error correction monitor signals, etc. are output
from a new CPU interface.
Servo auto sequencer
Digital audio interface output
Digital peak meter
Digital Filter, DAC, Analog Low-Pass Filter Block
DBB (Digital Bass Boost)
Supports double-speed playback
Digital de-emphasis
Digital attenuation function
Zero detection function
8Fs oversampling digital filter
S/N: 100dB or more (master clock: 384Fs typ.)
Logical value: 109dB
THD + N: 0.007% or less
(master clock: 384Fs typ.)
Rejection band attenuation: –60dB or less
Applications
CD players
Structure
Silicon gate CMOS IC
Absolute Maximum Ratings
Supply voltage
Input voltage
V
DD
V
I
–0.3 to +7.0
–0.3 to +7.0
V
V
(Vss – 0.3V to V
DD
+ 0.3V)
–0.3 to +7.0
Output voltage
Storage temperature
V
O
V
Tstg
–40 to +125
°C
Supply voltage difference
V
SS
– AV
SS
V
DD
– AV
DD
–0.3 to +0.3
–0.3 to +0.3
V
V
Note)
AV
DD
includes XV
DD
, and AV
SS
includes XV
SS
.
Recommended Operating Conditions
Supply voltage
V
DD
Operating temperature
Topr
Note)
The V
DD
(min.) for the CXD2589Q varies
according to the playback speed selection.
3.4 to 5.25
V
–20 to +75
°C
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
Playback
speed
CD-DSP block
DAC block
VCO high
speed
VCO normal
speed
2
×
3.4
1
×
1
×
1
1
When the internal operation of the CD-DSP
side is set to double-speed mode and the
crystal oscillation frequency is halved,
normal-speed playback results.
3.4
3.5
4.5
3.4
3.4
3.5
V
DD
(min.) [V]
Input/Output Capacitances
Input capacitance
Output capacitance C
O
Note)
Measurement conditions V
DD
= V
I
= 0V
C
I
12 (max.)
12 (max.)
pF
pF
f
M
= 1MHz
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CXD2598Q | CD Digital Signal Processor with Built-in Digital Servo and DAC(數(shù)字式CD信號(hào)處理器（內(nèi)置數(shù)字式伺服系統(tǒng)和D/A轉(zhuǎn)換器）) |
| CXD2598 | CD Digital Signal Processor with Built-in Digital Servo and DAC |
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| CXD2720Q | Single-Chip Digital Signal Processor for Karaoke(卡拉OK單片數(shù)字信號(hào)處理器) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CXD2597Q | 制造商:SONY 制造商全稱(chēng):Sony Corporation 功能描述:CD Digital Signal Processor with Built-in Digital Servo and DAC |
| CXD2598 | 制造商:SONY 制造商全稱(chēng):Sony Corporation 功能描述:CD Digital Signal Processor with Built-in Digital Servo and DAC |
| CXD2598Q | 制造商:SONY 制造商全稱(chēng):Sony Corporation 功能描述:CD Digital Signal Processor with Built-in Digital Servo and DAC |
| CXD2719Q | 制造商:SONY 制造商全稱(chēng):Sony Corporation 功能描述:Single-Chip Dolby Pro Logic Surround Decoder |
| CXD2720Q | 制造商:SONY 制造商全稱(chēng):Sony Corporation 功能描述:Single-Chip Digital Signal Processor for Karaoke |
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