LC74900 SANYO [Sanyo Semicon Device], LC74900 Datasheet - Page 2

• Manufacturer Part Number: LC74900
• Description: CMOS IC Silicon gate LCD PROCESSOR LSI for small size display
• Manufacturer: SANYO [Sanyo Semicon Device]

Continued from preceding page.
LSI Specification
Applications
(6) On Screen Display
• Built-in OSD controller with integrated font ROM, which contains 501 fonts, and fomt RAM, which contains 8 fonts
• Character Numbers displayed on the screen: 24 characters by 8 rows, 24 characters by 10 rows, or 32 characters by 8
• Character Size: 16 pixels wide by 20 pixels high
• Character Colors: 8 font colors for each character, 8 back colors for each character, and 8 font border colors for each
• Inverting font colors and back colors each character, Blinking fonts each character, and Fringing each row
• Pin assignment for an optional external OSD controller: 24bit, 18bit, 12bit, and 6bit RGB
(7) EEPROM booting
• Quick boot from an external EEPROM in power on sequence before starting a system controller
• Waiting timer between data transfers
• Verifying boot datas
• EEPROM Size: Up to 512K bits with I
(8) Parallel data outputs, panel interface and video decorder output
• Reentering video decoder outputs, which are processed by an external graphic engine as digital inputs
(9) System Controller Interface
• SPI (Max 1Mbit/s) or I
• Supply voltage: 1.5V (core), 3.3V (IO)
• Maximum operation frequency: 60MHz (video processing)
• Package: 120pin TQFP
• For mediam or small size LCD Panel
• Automobile use: car TV, portable navigation, etc.
• Home use: Photo Frame, Portable DVD, Door Phone, etc.
rows
row
2
C bus (100Kbit/s or 400Kbit/s)
2
C or SPI interface
LC74900
No.A2000-2/14