LC74761_11 Datasheet, PDF (1/21 Pages) Sanyo Semicon Device – On-Screen Display LSI

Ordering number : EN4846C
SANYO Semiconductors
DATA SHEET
LC74761
CMOS IC
LC74761M ^{On-Screen Display LSI}
Overview
The LC74761 and LC74761M are on-screen display CMOS LSIs that superimpose text and low-level graphics onto
a TV screen (video signal) under microcontroller. The display characters have a 12 by 18 dots structure, and 256
characters are provided.
Features
• Display structure: 12 lines by 24 characters (up to 288 characters)
• Maximum character display: Up to 288 characters
• Character configuration: 12 (W) by 18 (H) dots structure
• Number of characters: 256 characters (254 plus space 1 font and transparent space 1 font)
• Character sizes: Three sizes (normal, double, and triple sizes)
• Display starting positions: 64 horizontal and 64 vertical locations
• Reverse video function: Characters can be inverted on a per character basis.
• Flashing types: Two types with periods of 0.5 and 1.0 second on a per character basis (duty fixed at 50%)
• Background color: One of eight colors (when internal synchronization used)
• External control input: Serial data input in 8-bit units
• Built-in horizontal/vertical sync separation circuit, AFC circuit, and synchronization detector
• Video output: Composite video signal output in NTSC, PAL, PAL-M, PAL-N, PAL60, NTSC4.43, or SECAM
format
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment. The products mentioned herein
shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life,
aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal
system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten
human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they
grant any guarantee thereof. If you should intend to use our products for new introduction or other application
different from current conditions on the usage of automotive device, communication device, office equipment,
industrial equipment etc. , please consult with us about usage condition (temperature, operation time etc.)
prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be
solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are
not guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an
independent device, the customer should always evaluate and test devices mounted in the customer's
products or equipment.
N3011HKPC B8-7748,1632/13096HA (OT)/N2894TH (OT) No. 4846-1/21