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AM-204M is triplex processing chip in CCTV system that displays maximum 4 live channels and records 4 channel sequences and displays 1 playback channel at the same time. Specially, AM-204M built-in various functions including 5-channel motion detection and upgraded scaler and Bitmap OSD etc.



Cost down by using internal motion detection and external no-scale Video decoder.
Only 2 Standard SDRAM(16Mbit) used in display and record data path.
Board size reduction by one-chip construction of Display/Record system interface.



Independent Two Data path supported : Monitor and Record path
5 channel Real time Picture Display with 1 chip (30frame/sec)
10 channel Real time Picture Display with 2 chip (30frame/sec)
Upgraded Record function
Spot monitoring function
Upgraded frame record function: Continuous 2 field recordable for DVR system
Table Record (= Random Sequence Record)
Priority Record of special event channel
Motion Detection function
Independent each channel motion detection: 5 channels/1 chip, 10 channels/2 chip
Detection window : 16 x 12 cells (= 192 cells/screen)
Programmable Motion Area
Programmable Motion Velocity
Programmable Motion Sensitivity
ABCD (A Blind Camera Detection) Function
Programmable Bitmap OSD function
External Bitmap OSD programmable
Bitmap OSD display in unit of 2 x 2 pixels/bit
Internal Scaler function (1/2, 1/3, 1/4, 2/3)
External Font Programmable : Embedded Font-RAM (64 characters)
Channel Index information Access/Control by Host Interface
Channel freeze
Full channel Full motion (30frame/sec) PIP/POP
Color OSD (34 x 22) and Embedded Font-ROM (128 characters)
54MHz Clock Interface
NTSC/PAL/SECAM Video Signal Supported
External 16Mbit × 2 SDRAM Interface
208pin PQFP, Low power 3.3V operation