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Product Specification
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On-chip CPU
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- Integrated high performance CPU : MIPS32® 4Kc® Core x 2
- Main CPU : for Application, RTOS, API, BIOS
- 225 MIPS at 187 MHz / 200 MIPS at 167 MHz
- MIPS™ I, MIPS™ II instruction set architectures; subset of MIPS™ III
- Cache size : I-Cache 8 KBytes, D-Cache 8 KBytes (Cache accessing for 2 ways)
- Sub CPU : for MPEG decoder inside F/W (Audio/Video decode, AV-sync)
- 225 MIPS at 187 MHz / 200 MIPS at 167 MHz
- MIPS™ II instruction
- Cache size : I-Cache 8 KBytes, D-Cache 8 KBytes, Scratch Pad 8 KBytes
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Memory I/F
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- Unified Memory I/F : for CPU Work area, MPEG decode, Display, Graphics
- DDR-SDRAM (x 16-bit Bus)
- fMAX= 133 MHz frequency
- Total 16-MByte/32-MByte/64-MByte/128-MByte area
- External ROM I/F : for CPU object code, data area
- Normal, page, and burst ROM support
- NOR, NAND, and Strata flash ROM support
- Total 64-MByte address area (max.)
- 4-pair chip select signals
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MPEG Stream Processor
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- NEC Electronics original processor core for software architecture
- One parallel port or one serial port for stream input
- Multiple CA & De-Scrambling
- DVB de-scrambling include
- Multi2 support
- MPEG2-TS, MPEG2-DSS support
- Maximum bit rate : 100 Mbits/sec
- 40-PID filters (Video PID x1, Audio PID x2, PCR PID x1, PID x36)
- 32-section filters (8-Byte/16-Byte depth)
- High Speed Data port output for IEEE1394 I/F
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MPEG Video Decoder
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- MPEG2 MP at ML x1 decoding support
- MPEG2/1 elementary stream accepts
- IDCT accelerator for JPEG decoding
- I-flame still video decoding support
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Audio Decoder
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- MIPS32 4Kc core : 200 MIPS at 167 MHz / 166 MIPS at 138 MHz
- MPEG1/MPEG2 layer 1, 2 decoding support
- Dolby® Digital 5.1-ch decoding support
(Family option ; Output is down-mixed to L/R)
- PCM L/R audio output
- SPDIF with IEC60958 output (Dolby® Digital can be passed through to SPDIF)
- Test-tone and mixing
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Bit-Blt Graphics engine
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- 2-D image data transferring
- Color space conversion (RGB32 to YCbCr 4:2:2) for OSD stretch
- Color expansion
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Display
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- Handle 5-graphics planes
- Back ground plane x1
- Live video plane x1 (4:2:0, 4:2:2)
- Still video plane x1 (4:2:0, 4:2:2)
- OSD plane x2 (1, 2, 4, 8 bpp + RGB15, 16, 32)
- 256-level alpha blending among 5-planes
- Real time scaling for live video and still video planes
- Anti-flicker filter for OSD plane
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Video Encoder
(for Analog TV)
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- NTSC, PAL, and SECAM format support
- Supported Closed Caption, Teletext, WSS, CGMS, Video ID, and VPS
- 6-DACs for CBVS & Y & C & RGB or YCbCr/YPbPr video output
- Copy Guard (Only µPD61122)
- ITU-R BT.656 digital output support
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Peripherals
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- Standard UART x2
- UART (16550 compatible) with 16-byte FIFO x2
- Smart Card Interface x2
- I2C port x2
- IEEE1284 Interface
- Timers
- Two system, elapse, day, Watch Dog Timers
- Four timers supporting input capture timers and output compare timers
- CSI (Clocked Serial Interface) support
- General PIO
- Software Modem Interface support
- IR Transmitter, and IR Receiver
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Process
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Power supply voltage
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- VDD : Internal 1.5 V, I/O 3.3 V
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