| MPEG Video Encoding |
 |
High-quality real-time encoding (I, B, and P
frames) |
|
MPEG-2 (MP@ML, SP@ML) and MPEG-1 support
- 525/60 (NTSC) up to 720 x 480 at 30 fps
- 625/50 (PAL) up to 720 x 576 at 25 fps |
|
Variable and constant bit rate up to 15 Mb/s |
|
Programmable GOP lengths |
|
Motion estimation
- B frame: ±64 (H) x ±48 (V)
- P frame: ±128 (H) x ±48 (V) |
|
4:2:2 to 4:2:0 conversion |
|
4:2:0 TBC |
|
Noise reduction |
|
Inverse telecine (3:2 pulldown) |
|
Scene change detection |
|
Adaptive quantization |
|
Support DVD-VR, DVD-video, MPEG2-PS, MPEG2-TS,
and elementary streams |
|
VBI detection and slice functions |
| |
| Audio Encoding |
|
Dolby® Digital® (AC-3) two-channel (µPD61154 only) |
|
MPEG-1 Layer II |
|
Sampling rates of 32 kHz, 44.1 kHz, and 48 kHz |
|
Compressed bit rates up to 448 KB/s |
| |
| Video Decoding |
|
Three-dimensional Y/C separation when NTSC-M
signals are input |
|
Decoding of video signals for NTSC, PAL, and
SECAM with a single chip |
|
Two-channel, 10-bit A/D converter supporting
composite, Y/C separation, and component signal input |
|
Two composite or Y signal input lines selectable
by internal input selector |
|
Supports 8-bit ITU-R BT.656 digital output. |
|
Burst locked clock generator for NTSC/PAL and
horizontal sync locked clock generator |
|
Digital chrome decode function (NTSC/PAL/SECAM) |
|
Clock rate conversion function that converts
burst locked clock into horizontal sync clock |
|
Definition correction functions adjusting sub-contrast/sub-color,
LTI/CTI, and sharpness |
|
Functions for drawing pictures, such as APL detection,
DC transfer rate correction, white peak, black extension, and ACL |
|
VBI detection and slice functions |
| |
| Dual TBC |
|
4:2:0 TBC for MPEG video encoding |
|
4:2:2 TBC for video monitoring or video RAW capture |
| |
| Interfaces |
|
External video input: ITU-R BT-656 and BT-601
(max. 2 channels) |
|
Audio input: I2S, left- and right-justified (max.
4 channels) |
|
Video output with 4:2:2 TBC: ITU-R BT-656 and
BT-601 |
|
Audio output: I2S, left- and right-justified |
|
MPEG input and output that supports one of the
following
- PCI DMA master (output only)
- 8-bit parallel program data
- 8-bit parallel transport data
- 1-bit serial transport data |
|
PCI DMA master supports four of the following
- Internal encoding stream capture
- External HDTV MPEG and DV capture
- BT-656 video RAW data capture
- PCM audio RAW data capture
- VBI RAW data capture
- SDRAM read
- SDRAM write |
|
One 128/256 Mbit DDR-SDRAM |
|
Host interface that supports one of the following:
- 32-bit, 33 MHz PCI
- 8-/16-bit parallel interface
- 4-bit serial interface |
|
General-purpose input/output with 13 programmable
pins |
| |
| Power supply voltages |
|
Internal: 1.5V |
|
SDRAM: 2.5V |
|
I/O: 3.3 V |
| |
| Package |
|
272-pin plastic ball grid array (PBGA); body
size = 21mm x 21mm |
###
Information in the press releases, including product prices and
specifications is current on the date of the press announcement,
but is subject to change without prior notice.
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