DESCRIPTION
These Programmable Displays are four digit display system modules. The characters are 0.20" by 0.14" (PD243X), 0.27" by 0.20" (PD353X), and 0.45" by 0.27" (PD443X) 5 x 7 dot matrix arrays constructed with the latest solid state technology in light emitting diodes.

FEATURES
• Four Dot Matrix Characters in High Efficiency Red, Red, and Bright Green
    –  PD2435/6/7, 0.200" High
    –  PD3535/6/7, 0.270" High
    –  PD4435/6/7, 0.45" High
• Built-in Memory, Decoders, Multiplexer and Drivers
• Wide Viewing Angle, X Axis ±55°, Y Axis ±65°
• Categorized for Luminous Intensity
• 128 Character ASCII Format (Upper and Lower Case Characters)
• 8 Bit Bidirectional Data BUS
• READ/WRITE Capability
• Dual In-Line Package Configuration, 0.600" Wide, 0.100" Pin Centers
• End-Stackable Package
• Internal or External Clock
• Built-in Character Generator ROM
• TTL Compatible
• Easily Cascaded for Multidisplay Operation
• Less CPU Time Required
• Software Controlled Features:
    –  Programmable Highlight Attribute (Blinking, Non-Blinking)
    –  Asynchronous Memory Clear Function
    – Lamp Test
    –  Display Blank Function
    –  Single or Multiple Character Blinking Function
    – Programmable Intensity Three Brightness Levels
• Extended Operating Temperature Range:
    –  PD243X, PD353X: –40°C to +85°C
    – PD443X: –40°C to +70°C