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M88RS6000
The M88RS6000 is a single-chip digital satellite front-end including a tuner, a demodulator and an LNB controller. It is fully compliant with the DVB-S2/S standards by supporting QPSK, 8PSK, 16APSK and 32APSK demodulation schemes.
• Compliant with DVB-S2 & DVB-S standards
• Intergrated boardband tuner:
- Direct conversion zero-IF architecture
- RF front-end with signal frequency from 950MHz to 2150MHz
- Integrated RF and baseband AGC for optimal dynamic range
- PLL frequency synthesizer with on-chip VCO and loop filter
- Baseband low-pass filters programmable for 6MHz to 43MHz bandwidth
- Baseband DC offset cancellation without external filters
- Differential crystal oscillator operating at 27 MHz
• Advanced single 8-bit ADC converting tuner analog signal to digital demodulator
• On-chip PLL for system clock generation from the differential crystal oscillator
• Multi-standard demodulation:
- Demodulation types: QPSK, 8PSK, 16APSK, 32APSK
- Code rates: 1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
- Channel bit rate up to 130Mbps
- Symbol rate from 1Msps to 53Msps
• Robust and high-performance DSP:
- Symbol rate sweeping
- Strong tolerances for IQ phase imbalance and amplitude mismatch
- Automatic spectrum inversion
- Adaptive equalizer for RF reflection removal
- Roll-off factor automatic identification
- Fast blind scan
- High performance on-chip micro-controller
- Multi-error monitoring and reporting
- Accurate SNR estimation
- Multiple lock indicators
- Fast fade detection
- Clipping rate reporter
- DC offset removal
- Improved automatic frequency correction
- Fast timing loop acquisition and carrier recovery
- Robust frame synchronization scheme
- Phase noise indicator
- Fast system recovery from fading or other abnormal conditions
- Co-channel interference cancellation
- PID filter
• Comprehensive interfaces
- Programmable MPEG TS output interface in common, parallel and serial format
- Serial 2-wire bus slave interface
- DiSEqC™ 2.X compliant interface and DiSEqC™ envelop mode supported
- General purpose input/output (GPIOs)
- Dedicated reference clock output
• Low power consumption with embedded sleep mode control
• Package: 48-pin MQFN
• RoHS compliant
Applications
• Satellite digital TV set-top boxes and iDTV