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STA1050 Datasheet

  • STA1050

  • CD-Audio one-chip

  • 11頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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STA1050
CD-Audio one-chip
DATA BRIEF
Features
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CD-R, CD-RW playback
CLV (1x, 2x, 4x) & CAV mode (6x)
3.3V supply / 1.8V supply / 3.3V capable and
5V tolerant I/O
Low power consumption at top speed (tbd)
Power down mode
Power On Reset / Brownout controller
33.8688MHz external quartz/resonator
LQFP128 package
Temperature range -40/+85擄C
8-bit MCU with 4-stage pipeline
8.4672MHz clock with option up to
11.2896MHz
56Kbyte internal ROM (4Mb eFlash for debug)
4Kbytes internal RAM
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2
C master/slave interface (400 kHz) + 1 CRQ line
LQFP128
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Full range adjustment-free digital PLL
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EFM Demodulation and Synchronisation
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Q subcode & CD Text Decoder
Error Correction
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Embedded ST7 Micro-controller
CIRC, capable of dual C1 and quadruple C2
erasure corrections
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jitter absorbing capacity 鹵24 frames
Schock-Proof controller
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Up to 64Mbit External SDRAM interface
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4/8/16 bit data bus interface
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ADPCM (4:1) lossy compression for extended
shock proof capability
Analogue Front-end Part
A, B, C, D, E, F voltage inputs
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Automatic gain and offset control for diode signals
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ALPC circuit for laser control with integrated
Power MOS
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8-bit 2channels general purpose ADC
Digital Interfaces
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Digital Servo
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Automatic fine gain/balance/offset adjustment
for tracking and focus
Embedded 16bit servo DSP (33.8688MHz)
with programmable sampling rate
1.7Kx32 DSP program RAM
256x16 DSP coefficient RAM
256x16 DSP data RAM
PDM actuator controls
(Focus/Tracking/Spindle/Sledge)
Embedded Stepping Sledge motor controller
CLV & CAV spindle control
Defect generator logic
Digital Interpolator & Equalizer
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2
S + EIAJ CP-340 output interface with slave
mode capability (external clock)
C2PO output
SPDIF transmitter (IEC958)
Soft audio mute/fade/attenuation
De-emphasis filter
I2S input for audio DAC if external audio
processing (i.e. MP3 decoder) (or 3GPIOs)
8 dedicated GPIOs
MLB interface for direct MOST
Audio Features
Digital Equalizer for bass/tremble control
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Built-in stereo DAC with 96 dB SNR
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De-emphasis filter built-in
Development Environment
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Acquisition
On Chip ST7 Emulation (2 dedicated pins)
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C language compiler for ST7, Macro assembler,
Linker, archiver, functional simulator
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Windows debugger
Order code
Part number
STA1050
Package
LQFP128
Packing
Tube
November 2006
Rev 1
1/11
www.st.com
11
For further information contact your local STMicroelectronics sales office.

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