4.3-inch TFT LCD touchscreen with 480×272 resolution, ARM Cortex-M4F CPU, RS232/RS485 communication, USB download, industrial durability, and auto data retention.
The ASTG043W023 is a 4.3-inch TFT LCD touchscreen display module, designed for industrial and embedded applications. Featuring a 480×272 resolution, 240,000 colors, and 250 cd/m² brightness, it ensures clear and vivid visuals. The adjustable LED backlight enhances visibility, while the resistive touchscreen provides accurate touch control for industrial environments. Powered by a 200MHz ARM Cortex-M4F processor with 2MB onboard PSRAM, this module delivers efficient processing and stable performance.
Software Compatibility: Supports HMILite 2.2 for UI and automation control development
Applications
Perfect for industrial automation, process control, embedded systems, and smart manufacturing, providing a reliable and efficient touchscreen solution.
Hardware Performance
Item
Specification
Model
ASTG043W023-L480X272R-B1A0C
Display
4.3″ TFT LCD
Resolution (Px)
480 × 272
Colors
240,000 colors
Brightness
250 cd/m²
Backlight
LED (adjustable backlight)
LED Lifetime
20,000 hours
Touchscreen
Resistive touchscreen
CPU
200MHz ARM Cortex-M4F with built-in 2MB PSRAM
Memory
2MB onboard SPI NOR Flash; 8MB external SPI NOR Flash
RTC
Supported
Buzzer
Supported
Power Failure Data Retention
Auto-save within 3 seconds
USB Port
USB Device
Program Download Method
USB Download
Communication Ports
RS232 or RS485 (selectable)
Electrical Specifications
Item
Specification
Rated Power
Max 1.5W
Voltage Range
DC 9-30V
Power Loss Tolerance
<5ms
ESD Test
Contact discharge: ±4KV; Air discharge: ±6KV
EFT Test
IEC 61000-4-4 Standard 4 (Voltage: ±4KV; Frequency: 5KHz; Duration: 120S), no reboot, no display anomalies, no touchscreen anomalies, normal functionality
