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WAA0420BB5#A2N4AA-FC

E-paper 4.2" 400x300, Color Black on White, Interface SPI, Capacitive Touch Panel I2C interface (IC FT6336) with Front Light

DESCRIPTION

The WAA0420BB5#A2N4AA-FC is a 4.2-inch Electronic Paper Display (EPD) module featuring a front light panel and capacitive touch functionality. This display supports 1-bit black-and-white image rendering with a resolution of 400×300 pixels. It is built on a TFT backplane that drives the electrophoretic layer, and integrates a variety of functional circuits including gate driver, source driver, MCU interface, timing controller, oscillator, DC-DC converter, SRAM, LUT, and VCOM generator.

This module is designed for ultra-low power consumption and high-visibility environments, making it ideal for a range of paperless applications in both commercial and industrial settings.

Key Features

  • 400×300 pixel resolution
  • High contrast and reflectance
  • Ultra-wide viewing angle
  • Extremely low power consumption
  • Pure reflective display technology
  • Bi-stable image retention
  • Operable in commercial temperature range
  • Supports both portrait and landscape orientations
  • Hard-coated, anti-glare display surface
  • Integrated display RAM
  • Waveform storage in on-chip OTP or programmable via MCU
  • Serial Peripheral Interface (SPI) available
  • On-chip oscillator
  • Integrated booster and regulator for VCOM, Gate, and Source voltages
  • I²C master interface for external temperature sensor reading
  • Partial screen update supported
  • Built-in temperature sensor

Applications

The 4.2-inch Electronic Paper Display is not only suitable for Electronic Shelf Label (ESL) systems, but also well-suited for a broad range of low-power, high-clarity display solutions including:

  • Industrial equipment labels – real-time machine status or maintenance info
  • Smart meeting room nameplates – dynamic display of meeting schedules and names
  • Warehouse & logistics tags – barcode and inventory information updates
  • Medical & healthcare labels – bedside patient information or device displays
  • Retail POP signage – promotional messages, pricing, or QR codes
  • Smart home control panels – status indicators for lighting, HVAC, or security
  • Library and museum digital labels – exhibit details or shelf identification

 

DRAWING

SPECIFICATIONS

General Specifications

ParameterSpecificationsUnit
Screen Size 4.2 Inch
Display Resolution 400(H)×300(V) Pixel
Active Area 84.8(H)×63.6(V) mm
Pixel Pitch 0.212×0.212 mm
Pixel Configuration Rectangle  
Outline Dimension 91(H) × 77 (V) × 2.02(D) mm
Module Weight 16.1±0.3 g

 

Electrical Characteristics

Absolute Maximum Ratings

ParameterSymbolRatingUnit
Logic supply voltage VCI -0.5 to +6.0 V
Logic Input voltage VIN -0.5 to VCI +0.5 V
Logic Output voltage VOUT -0.5 to VCI +0.5 V
Operating Temp range TOPR 0 to +50 ºC
Storage Temp range TSTG -25 to+70 ºC
Optimal Storage Temp TSTGo 23±2 ºC
Optimal Storage Humidity HSTGo 55±10 %RH

 

Input /Output Pin Assignment

No.NameI/ODescription
1 NC   Do not connect with other NC pins
2 GDR O N-Channel MOSFET Gate Drive Control
3 RESE I Current sense input for control loop.
4 NC NC Do not connect with other NC pins
5 VSH2 C Positive source driving voltage (Red)
6 TSCL O I2C interface to digital temperature sensor Clock pin
7 TSDA I/O I2C interface to digital temperature sensor Data pin
8 BS1 I Bus Inteface selection pin
9 BUSY O Busy state output pin
10 RES# I Reset signal input. Active Low
11 D/C# I Data / Command control pin
12 CS# I Chip select input pin
13 SCL I Serial Clock pin (SPI)
14 SDA I/O Serial Data pin (SPI)
15 VDDIO P Power Suupply for interface logic pins. It should be connected with VCI
16 VCI P Power Supply for the chip
17 VSS P Ground
18 VDD C Core logic power pin VDD can be regulated internally from VCI. A capacitor should be connected between VDD and VSS
19 VPP P FOR TEST
20 VSH1 C Positive Source driving voltage
21 VGH C Power Supply pin for Positive Gate driving voltage and VSH1
22 VSL C Negative Source driving voltage
23 VGL C Power Supply pin for Negative Gate driving voltage VCOM and VSL
24 VCOM C VCOM driving voltage
 

Note: I: Input, O: Output, P: Power, D: Dummy, S: Shorted line, M: Mark, PI: Power input, PO: Power output, I/O: Input / Output, PS: Power Setting, C: Capacitor pin.

SKU: WAA0420BB5#A2N4AA-FC
Brand: Winstar
Disponibile: Si
Kit Accessori
Prezzi per quantità
Quantità
1+
5+
Prezzo
€66,00
€59,40

Per quantita’ maggiori di 25pz prego invii la richiesta a [email protected] o chiami il +39 0332 1888005

€66,00 IVA esclusa

DESCRIPTION

The WAA0420BB5#A2N4AA-FC is a 4.2-inch Electronic Paper Display (EPD) module featuring a front light panel and capacitive touch functionality. This display supports 1-bit black-and-white image rendering with a resolution of 400×300 pixels. It is built on a TFT backplane that drives the electrophoretic layer, and integrates a variety of functional circuits including gate driver, source driver, MCU interface, timing controller, oscillator, DC-DC converter, SRAM, LUT, and VCOM generator.

This module is designed for ultra-low power consumption and high-visibility environments, making it ideal for a range of paperless applications in both commercial and industrial settings.

Key Features

  • 400×300 pixel resolution
  • High contrast and reflectance
  • Ultra-wide viewing angle
  • Extremely low power consumption
  • Pure reflective display technology
  • Bi-stable image retention
  • Operable in commercial temperature range
  • Supports both portrait and landscape orientations
  • Hard-coated, anti-glare display surface
  • Integrated display RAM
  • Waveform storage in on-chip OTP or programmable via MCU
  • Serial Peripheral Interface (SPI) available
  • On-chip oscillator
  • Integrated booster and regulator for VCOM, Gate, and Source voltages
  • I²C master interface for external temperature sensor reading
  • Partial screen update supported
  • Built-in temperature sensor

Applications

The 4.2-inch Electronic Paper Display is not only suitable for Electronic Shelf Label (ESL) systems, but also well-suited for a broad range of low-power, high-clarity display solutions including:

  • Industrial equipment labels – real-time machine status or maintenance info
  • Smart meeting room nameplates – dynamic display of meeting schedules and names
  • Warehouse & logistics tags – barcode and inventory information updates
  • Medical & healthcare labels – bedside patient information or device displays
  • Retail POP signage – promotional messages, pricing, or QR codes
  • Smart home control panels – status indicators for lighting, HVAC, or security
  • Library and museum digital labels – exhibit details or shelf identification

 

DRAWING

SPECIFICATIONS

General Specifications

ParameterSpecificationsUnit
Screen Size 4.2 Inch
Display Resolution 400(H)×300(V) Pixel
Active Area 84.8(H)×63.6(V) mm
Pixel Pitch 0.212×0.212 mm
Pixel Configuration Rectangle  
Outline Dimension 91(H) × 77 (V) × 2.02(D) mm
Module Weight 16.1±0.3 g

 

Electrical Characteristics

Absolute Maximum Ratings

ParameterSymbolRatingUnit
Logic supply voltage VCI -0.5 to +6.0 V
Logic Input voltage VIN -0.5 to VCI +0.5 V
Logic Output voltage VOUT -0.5 to VCI +0.5 V
Operating Temp range TOPR 0 to +50 ºC
Storage Temp range TSTG -25 to+70 ºC
Optimal Storage Temp TSTGo 23±2 ºC
Optimal Storage Humidity HSTGo 55±10 %RH

 

Input /Output Pin Assignment

No.NameI/ODescription
1 NC   Do not connect with other NC pins
2 GDR O N-Channel MOSFET Gate Drive Control
3 RESE I Current sense input for control loop.
4 NC NC Do not connect with other NC pins
5 VSH2 C Positive source driving voltage (Red)
6 TSCL O I2C interface to digital temperature sensor Clock pin
7 TSDA I/O I2C interface to digital temperature sensor Data pin
8 BS1 I Bus Inteface selection pin
9 BUSY O Busy state output pin
10 RES# I Reset signal input. Active Low
11 D/C# I Data / Command control pin
12 CS# I Chip select input pin
13 SCL I Serial Clock pin (SPI)
14 SDA I/O Serial Data pin (SPI)
15 VDDIO P Power Suupply for interface logic pins. It should be connected with VCI
16 VCI P Power Supply for the chip
17 VSS P Ground
18 VDD C Core logic power pin VDD can be regulated internally from VCI. A capacitor should be connected between VDD and VSS
19 VPP P FOR TEST
20 VSH1 C Positive Source driving voltage
21 VGH C Power Supply pin for Positive Gate driving voltage and VSH1
22 VSL C Negative Source driving voltage
23 VGL C Power Supply pin for Negative Gate driving voltage VCOM and VSL
24 VCOM C VCOM driving voltage
 

Note: I: Input, O: Output, P: Power, D: Dummy, S: Shorted line, M: Mark, PI: Power input, PO: Power output, I/O: Input / Output, PS: Power Setting, C: Capacitor pin.

Specifiche di prodotto
Brand Winstar
Size 4.2"
Risoluzione 400x300
Area Attiva (mm) 84.80x63.60
Dot Size 0.21x0.21
Colore Black on White
Interfaccia Display SPI
Temperatura O. (°C) 0~50
Connessione Display FPC for ZIF Connector
Nr. Pin 24
Passo Pin 0.5mm
Preferred - Not Preferred Preferred
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Specifiche di prodotto
Brand Winstar
Size 4.2"
Risoluzione 400x300
Area Attiva (mm) 84.80x63.60
Dot Size 0.21x0.21
Colore Black on White
Interfaccia Display SPI
Temperatura O. (°C) 0~50
Connessione Display FPC for ZIF Connector
Nr. Pin 24
Passo Pin 0.5mm
Preferred - Not Preferred Preferred
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