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Description
The SED18A3T04 is a color/monochrome LCD graphics controller with an embedded 40K Byte SRAM display buffer. It provides a low cost, low power, single chip solution to meet the requirements of embedded markets such as Office Automation equipment, Mobile Communications devices, and Hand-Held PCs where board size and battery life are major concerns.
Specifications and features
Memory Interface
• Embedded 40K byte SRAM display buffer.
CPU Interface
• Direct support of the following interfaces:
- Hitachi SH-3
- Hitachi SH-4
- Motorola M68K
- MPU bus interface with programmable READY
- • Direct memory mapping of internal registers
- • CPU write buffer
Display Support
- 4/8-bit monochrome LCD interface
- 4/8-bit color LCD interface
- 16-bit color LCD interface with minimal external circuitry
- Single-panel, single-drive passive displays
- Dual-panel, dual-drive passive displays
- Active Matrix TFT / TFD interface
- Example resolutions:
- 640x480 at a color depth of 1 bpp
- 640x240 at a color depth of 2 bpp
- 320x240 at a color depth of 4 bpp
- 240x160 at a color depth of 8 bpp
Clock Source
- Single clock input for both pixel and memory clocks
- The SED18A3T04 clock source can be internally divided down for a higher frequency clock input
- Dynamic switching of memory clocks in portrait mode
Display Modes
- Hardware Portrait Mode: direct hardware rotation of display image for portrait mode display
- 1/2/4 bit-per-pixel (bpp), 2/4/16-level grayscale display
- 1/2/4/8 bit-per-pixel, 2/4/16/256-level color display
- Up to 16 shades of gray by FRM on monochrome passive LCD panels
- 256 simultaneous of 4096 colors on color passive and active matrix LCD panels
- Split screen display for all panel modes allows two different images to be simultaneously displayed
- Virtual display support (displays images larger than the panel size through the use of panning)
Power Down Modes
- Hardware and software Suspend modes
- LCD power-down sequencing
General Purpose IO Pins
- Five General Purpose Input / Output pins are available
Operating Voltage
- 2.7 volts to 5.5 volts
Package
- 80-pin QFP14 surface mount package
Application Scenarios
The SED18A3T04 can be used in various embedded applications, such as Office Automation equipment, Mobile Communications devices, and Hand-Held PCs. Its low power consumption and compact size make it ideal for devices where board size and battery life are important factors.
Comparison
The SED18A3T04 offers several advantages:
- Low cost
- Low power consumption
- Compact size
- Supports multiple display interfaces
- Flexible display modes
However, it also has a few disadvantages:
- Limited memory interface
- Not suitable for high-resolution displays
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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Additional Information
- Datasheet: Download SED18A3T04
- Chipdatas Part: CD94-SED18A3T04
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 20:23 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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Payment Method
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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