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MN1959041 Datasheet(PDF) 2 Page - Panasonic Semiconductor

Part No. MN1959041
Description  COMMERCIAL MPEG-4 VIDEO CODEC IC FOR W-CDMA MOBILE VISUAL TERMINALS
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Maker  PANASONIC [Panasonic Semiconductor]
Homepage  http://www.panasonic.com/industrial/
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MN1959041 Datasheet(HTML) 2 Page - Panasonic Semiconductor

 
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MN1959041
2
SDM00008AEM
s Features (continued)
• Built-in multifunction memory interface
• Memory interface circuit (MIF) for batch centralized management of DMA transfers between internal DRAM and
the following internal circuit blocks: main processor (MP) block, host interface (HIF) block, and video interface
block (VIF).
• 16-bit internal DRAM bus width for high-speed data transfers
• Adopts a DMA transfer reservation and reservation unit prioritization method for efficient data transfers.
• Ring buffer structure and matrix address access structure
• Extensive set of peripheral functions
• One nonmaskable and two maskable interrupt systems
• Parallel I/O functions
• Timer functions
• Microcode downloading function
• Program debugging mode
• Provides a dedicated debugging mode that can access all memory spaces in the IC for easy program debugging
during microcode development.
• Supply voltage: 3.3 V external (2.9 V) and 1.8 V internal
PLL block: 3.3 V (2.9 V)
DRAM block: 3.3 V and 1.8 V
• Internal operating frequency: 54 MHz (External input frequency: 76.8 kHz)
• Package: 239-pin CSP
s Applications
• Cell phones, PDAs, and other communication equipment


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