RTD2023B PDF Datasheet – Flat Panel Display Controller

Part Number: RTD2023B

Function: Flat Panel Display Controller

Package: PQFP 128 Pin Type

Manufacturer: Realtek


RTD2023B controller


Realtek RTD2523B series products are all-in-one LCD monitor controllers support up to
SXGA/XGA(optional), and integrate Realtek high performance ADC, TMDS Rx(optional), scaling
engine, OSD engine, LVDS TX, RSDS TX and so on. Moreover, all products are pin compatible in
low pin count package to save cost and make the design easier […]



1. Embedded dual DDC with DDC1/2B/CI, fully compatible with Portrait Display

2. Zoom scaling up and down

3. No external memory required.

4. Require only one crystal to generate all timing.

5. Programmable 3.3V/5V detection reset output.

6. Embedded crystal output to micro-controller.

7. 3 channels 8 bits PWM output, and wide range selectable PWM frequency.


Embedded OSD :

1. Embedded 12K SRAM dynamically stores OSD command and fonts

2. Support multi-color RAM font, 1, 2 and 4-bit per pixel


RTD2023B PDF Datasheet