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Home > Products > Optoelectronics > LCD, OLED, Graphic > SK-32PTU
4D Systems Pty Ltd
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See specs for product details.

SK-32PTU

In Stock 456 pcs Reference Price(In US Dollars)
1+
$98.6066
10+
$83.7146
50+
$79.0644
100+
$74.4135
Manufacturer Part Number:
SK-32PTU
Manufacturer / Brand
4D Systems Pty Ltd
Part of Description:
KIT ULCD-32PTU USD-4GB UUSB-PA5
Datasheets:
SK-32PTU(1).pdfSK-32PTU(2).pdfSK-32PTU(3).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 456 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number SK-32PTU
Manufacturer / Brand 4D Systems Pty Ltd
Stock Quantity 456 pcs Stock
Category Optoelectronics > LCD, OLED, Graphic
Description KIT ULCD-32PTU USD-4GB UUSB-PA5
Lead Free Status / RoHS Status: ROHS3 Compliant
Viewing Area 48.60mm W x 64.80mm H
Touchscreen Resistive
Series -
Package Box
Interface I²C
Graphics Color Red, Green, Blue (RGB)
Dot Size -
Dot Pixels 240 x 320
Dot Pitch 0.20mm W x 0.20mm H
Display Type TFT - Color
Display Mode Transmissive
Diagonal Screen Size 3.2" (81.28mm)
Base Product Number SK-32
Backlight LED - White
Background Color -

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

For a new design, when is SK-32PTU a better fit than a parallel TFT module with a controller board?
SK-32PTU is a practical choice when the host processor has limited GPIO, no native parallel LCD bus, or when the design needs simpler wiring through I2C. The tradeoff is that SK-32PTU will not behave like a raw framebuffer panel; graphics commands, update latency, and firmware integration depend on the module’s controller architecture. For UI-heavy systems where the host must refresh many pixels quickly, a parallel-interface display may be easier to scale. For compact embedded interfaces, SK-32PTU can reduce pin count and integration effort.
Can SK-32PTU be driven directly from a 5 V microcontroller I2C bus?
SK-32PTU uses I2C signaling, so the electrical compatibility depends on the module’s logic-level requirements and whether the bus is pulled up to a voltage supported by SK-32PTU. Many embedded designs use 3.3 V I2C on the host side even when the system supply is 5 V, with level shifting if needed. Before finalizing the design, verify the I/O voltage tolerance in the SK-32PTU interface documentation and confirm that pull-up values meet the bus rise-time requirement for your cable length and bus capacitance.
What should I check before using SK-32PTU in an industrial enclosure with long cable runs?
With SK-32PTU, long I2C runs are usually the main risk, not the display itself. I2C is more sensitive to capacitance, EMI, and ground offset than many differential links. For industrial enclosures, keep the cable short, use proper grounding, and validate communication margin across temperature and noise conditions. If the display must be mounted far from the controller, consider localizing the display controller or using a more noise-tolerant interface architecture.
Is SK-32PTU suitable for battery-powered products?
SK-32PTU can work in battery-powered products if the update rate is modest and the backlight current is managed carefully. The LED backlight is usually the dominant power draw, especially at higher brightness settings. For handheld or portable designs, test runtime with the intended UI refresh pattern, not just static power numbers. If the interface updates frequently or the display stays bright continuously, battery life can drop faster than expected.
How does the resistive touchscreen on SK-32PTU affect product design compared with capacitive touch?
SK-32PTU uses a resistive touchscreen, which is useful when the product must be operated with gloves, a stylus, or in environments where moisture and contamination are present. The tradeoff is that resistive touch typically has lower optical clarity and does not support multi-touch gestures the way capacitive systems do. If the UI depends on swipe, pinch, or very light finger input, SK-32PTU may not match those interaction requirements.
Can SK-32PTU be used outdoors or in bright ambient light?
SK-32PTU is a transmissive TFT, so it depends on the backlight for visibility and usually performs best indoors or in controlled lighting. In direct sunlight or strong ambient light, transmissive displays often lose contrast unless the enclosure, viewing angle, and brightness budget are designed carefully. For outdoor use, check luminance requirements, bezel reflections, and whether the enclosure provides enough shading to keep SK-32PTU legible.
What are the main integration risks when replacing another 3.2-inch RGB TFT with SK-32PTU?
The main replacement risk with SK-32PTU is assuming that a same-size display will be pin-compatible or firmware-compatible. Even when the screen size and resolution match, the command set, controller firmware, touch calibration, connector style, and power sequencing can differ. Confirm mechanical outline, active area, interface timing, and software library support before treating SK-32PTU as a drop-in replacement.
If I am migrating from a 240 x 320 display module, what should I verify before switching to SK-32PTU?
With SK-32PTU, verify that your graphics stack supports the panel orientation, color format, and touch handling expected by the new module. A 240 x 320 transition is often mechanically straightforward, but software changes can still be needed for font scaling, redraw regions, and coordinate mapping. Also check whether the host processor can handle the module’s update pattern over I2C without unacceptable UI lag.
Is SK-32PTU a good choice for replacement in legacy equipment repair?
SK-32PTU can be a reasonable replacement when the original display used a similar 3.2-inch, 240 x 320 form factor and the host firmware can be updated. The limiting factors are often bezel fit, mounting holes, connector location, and controller compatibility rather than the visible screen size. For repair work, validate the exact mechanical envelope and touch calibration path before committing to SK-32PTU as the service part.
How should I handle ESD, moisture, and long-term reliability concerns with SK-32PTU?
SK-32PTU is marked MSL not applicable, which simplifies storage and assembly handling compared with moisture-sensitive components. In the finished product, reliability still depends on enclosure sealing, ESD protection on the I2C lines, and avoiding mechanical stress on the resistive overlay and flex connections. For long-term use, plan for backlight aging, touch wear, and thermal cycling in the enclosure design rather than treating the module as maintenance-free.

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