Technology: | Electrophoretic E-ink (Bi-stable) | Screen Size: | 1.54 Inch (39.1 Mm Diagonal) |
Resolution: | 200 (H) × 200 (V) Pixels | 188 DPI | Active Area: | 27.0 × 27.0 Mm |
Color: | Monochrome (Black/White) | Power Supply: | Active: 4.5 MW (Typ.) |
Viewing Angle: | 180° (Ultra-wide) | Interface: | Dual-Mode SPI |
Refresh Time: | Full Update: 1.8 Sec; Partial Update: 0.3 Sec | Optical: | Reflectivity: 35% (Typ., White State) |
Operating Temp: | 0°C To +50°C | Storage Temp.: | -25°C To +70°C |
Compliance: | REACH & RoHS Compliant & Halogen Free | Special Features:: | VCOM OTP Programming, Waveform LUT Optimization |
Highlight: | 1.54 inch E-ink display SPI, 200x200 monochrome epaper display, industrial temperature E-ink screen |
工业级电子纸,助力可持续解决方案
SFE154QXBW-7284AN是一款1.54英寸的单色电子墨水显示屏,专为物联网设备、工业传感器和便携式医疗器械中的超低功耗应用而设计。该显示屏采用具有双稳态性能(零功耗保持图像)的电泳技术,具有35%的反射率和180°的视角,非常适合在恶劣环境(0°C至+50°C)下阳光可读的应用部署。
设计工程师的核心区分
1。双SPI灵活性和高级控制
• 可配置的3线(9位)或4线(8位)SPI通过BS1引脚(第7页),与ARM Cortex-M/R,ESP32和Raspberry Pi Pico兼容。
• 集成波形LUT优化(命令0x32)和VCOM OTP编程(命令0x2a),用于闪烁的无闪烁更新和温度补偿。
2。超低功率架构
• 1–5 µA的深度睡眠模式(命令0x10)延长了始终在线应用中的电池寿命。
• 部分刷新(0.3秒)可以最大程度地减少动态数据更新期间的能源消耗。
3。强大的环境容忍度
• 在-25°C/+60°C的存储空间,80%的RH湿度和±8kV ESD时,验证了240小时的验证。
• 抗透明硬化的表面可抵抗在高流量工业环境中刮擦。
工程资源与集成
预先测试的初始化序列减少了开发时间:
◾欧盟/美国市场的合规性
◾ROHS3(EU 2015/863),到达SVHC和无卤素认证。
◾包装符合欧盟2025/40可回收性标准(有效2026年)。
目标应用
• 工业:HVAC控件,仓库物流标签
• 医疗:便携式诊断设备,药物跟踪器
• 零售:电子架子标签(ESLS),智能价格标签
• 智能城市:停车传感器,环境监视器
机械尺寸
绝对最大额定值
Parameter | Symbol | Rating | Unit |
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 |
Opt ma Storage Hum ty | HSTGo | 55± | RH |
面板直流特征
Parameter | Symbol | Conditions | Applicable pin | Min. | Typ. | Max | Units |
Single ground | VSS | - | - | 0 | - | V | |
Logic supply voltage | VCI | - | VCI | 2.2 | 3.0 | 3.7 | V |
Core logic voltage | VDD | VDD | 1.7 | 1.8 | 1.9 | V | |
High level input voltage | VIH | - | - | 0.8 VCI | - | - | V |
Low level input voltage | VIL | - | - | - | - | 0.2 VCI | V |
High level output voltage | VOH | IOH = -100uA | - | 0.9 VCI | - | - | V |
Low level output voltage | VOL | IOL = 100uA | - | - | - | 0.1 VCI | V |
Typical power | PTYP | VCI =3.0V | - | - | 4.5 | - | mW |
Deep sleep mode | PSTPY | VCI =3.0V | - | - | 0.003 | - | mW |
Typical operating current | Iopr_VCI | VCI =3.0V | - | - | 1.5 | - | mA |
Image update time | - | 25 ºC | - | - | 1.8 | - | sec |
Sleep mode current | Islp_VCI | DC/DC off No clock No input load Ram data retain | - | - | 20 | uA | |
Deep sleep mode current | Idslp_VCI | DC/DC off No clock No input load Ram data not retain | - | - | 1 | 5 | uA |
备注:图像更新时间(完整):1.8秒,图像更新时间(部分):0.3秒。
光学规格
Symbol | Parameter | Conditions | Min | Typ. | Max | Units |
R | White Reflectivity | White | 30 | 35 | - | % |
CR | Contrast Ratio | Indoor | 8:1 | - | ||
GN | 2Grey Level | - | DS+(WS-DS)*n(m-1) | |||
T update | Image update time | at 25 °C | 1.8 | - | sec | |
Life | Topr | 1000000times or 5years |
接口引脚定义
No. | Name | I/O | Description |
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 the Control Loop |
4 | NC | Do not connect with other NC pins | |
5 | VSH2 | C | Positive Source driving voltage |
6 | TSCL | O | This pin is I2C Interface to digital temperature sensor Clock pin. External pull up resistor is required when connecting to I2C slave. When not in use: Open |
7 | TSDA | I/O | This pin is I2C Interface to digital temperature sensor Data pin. External pull up resistor is required when connecting to I2C slave. When not in use: Open |
8 | BS1 | I | Bus Interface 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 | Serial Data pin (SPI) |
15 | VDDIO | P | Power Supply 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 | Power Supply for OTP Programming. |
20 | VSH1 | C | Positive Source driving voltage |
21 | VGH | C | Positive Gate driving voltage. |
22 | VSL | C | Negative Source driving voltage |
23 | VGL | C | Negative Gate driving voltage. |
24 | VCOM | C | VCOM driving voltage |
产品图像
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