高亮液晶屏
TFT触摸屏
HDMI TFT显示器
工业级TFT屏
OLED屏
条型TFT屏
圆形TFT屏
方形TFT屏
全视角TFT屏
电阻触摸TFT屏
电子墨水屏
树莓派触摸屏
OLED模块
| Product: | 1.77 Inch TFT LCD | Resolution: | 128*160 Pixels |
| Touch Screen: | Without | Viewing Direction: | 12 O'clock |
| Interface: | SPI 4 Lines | Pin Number: | 14 |
| Connection: | Plug-in | Surface Luminance: | 300 Cd/m2 (Customizable) |
| Driver IC: | ST7735 | LED Lifetime: | 40,000 Hours |
| Operating Temp.: | -20°C To +70°C | Compliance: | REACH & RoHS Compliant |
| Highlight: | SPI Serial Interface TFT LCD Display, 262K Full Color TFT LCD Display, 1.77 Inch TFT LCD Display | ||
关于此商品: 最低价格保证 1.77 英寸 TFT LCD
1.77 英寸 TFT LCD 以其适中的尺寸和高性能满足了市场对小型化、低功耗、高清显示的需求。在便携式电子设备等领域具有明显的市场优势,同时在工业、医疗保健等专业领域也展现出其独特的价值。在工业领域,常用1.77英寸TFT液晶显示屏来显示仪器仪表的运行状态和参数,如温湿度计、压力表等。该显示屏还可作为自动化控制系统的接口,提供实时数据监控和操作反馈。
常用的驱动芯片是ST7735S,支持SPI接口,易于集成到各种系统中。产品亮度可达300cd/m²,适合室内外不同照明条件。通常配备2个LED灯以提供均匀的背光效果。
我公司在该类产品上具有绝对的成本优势,保证以行业最低的价格为客户提供优质的产品。
特征
| Item | Specification | Unit |
| Display Mode | Normally Black, Transmissive | / |
| Viewing Direction | 12 o'clock | / |
| Colors | 262K | / |
| Drive IC | ST7735 | / |
| Interface Type | 4 Line SPI | / |
| Dimensional Outline | 34.00(W) x 42.94(H) x 2.28(T) | mm |
| LCD Active Area | 28.032(W) x 35.04(H) | mm |
| Resolution | 128 RGB(H) x 160(V) | pixels |
| Pixel Pitch | 0.219(W) x 0.219(H) | mm |
外形图

接口引脚说明
| Pin.No | Symbol | Description |
| 1 | NC | No connection |
| 2 | GND | Ground |
| 3 | LEDK | Cathode of Backlight |
| 4 | LEDA | Anode of Backlight (3.0V-3.4V) |
| 5 | GND | Ground |
| 6 | RESET | LCM Reset pin |
| 7 | D/C | Register select pin D/C=’ 1’ : Display data. D/C=’0’ : Command data. |
| 8 | SDA | Serial data input / output. |
| 9 | SCL | Serial clock pin. |
| 10 | VCC | Power supply for Analog(2.8V-3.3V) |
| 11 | IOVCC | Power supply for interface( 1.8V-3.3V) |
| 12 | CS | Chip select pin(“Low” enable) |
| 13 | GND | Ground |
| 14 | NC | No connection |
示意图


绝对最大额定值
| Parameter | Symbol | Min | Max | Unit |
| Logic Supply Voltage | IOVCC | -0.3 | 4.6 | V |
| Analog Supply Voltage | VCC | -0.3 | 4.6 | V |
| Operating temperature | Top | -20 | 70 | ℃ |
| Storage temperature | Tst | -30 | 80 | ℃ |
| Humidity | RH | -- | 90%(Max60C) | RH |
电气特性
| Parameter | Symbol | Min | Typ | Max | Unit |
| Logic Supply Voltage | IOVCC | 1.65 | 1.8/2.8 | 3.3 | V |
| Analog Supply Voltage | VCC | 2.6 | 2.8 | 3.3 | -- |
| Input Current | Idd | -- | 20 | -- | mA |
背光特性
| Item | Symbol | Min | Typ | Max | Unit |
| Forward Voltage | Vf | 3.0 | 3.2 | 3.4 | V |
| Forward Current | If | -- | 80 | -- | mA |
| Operating Life Time | -- | -- | 40000 | -- | Hrs |
光学特性
| Item | Symbol | Condition | Min. | Typ. | Max. | Unit |
| Response time | Tr+Tf | θ = 0° | - | 30 | 60 | ms |
| Contrast ratio | CR | θ = 0° | 200 | 300 | - | |
| Viewing angle | Top | CR≧10 | 40 | 45 | - | deg. |
| Bottom | CR≧10 | 15 | 20 | - | ||
| Left | CR≧10 | 40 | 45 | - | ||
| Right | CR≧10 | 40 | 45 | - | ||
| CF Color | Wx | 0.308 | ||||
| chromaticity(CIE) | Wy | 0.327 | 0.02 | |||
| Rx | 0.61 | |||||
| Ry | 0.329 | |||||
| Gx | 0.299 | |||||
| Gy | 0.567 | |||||
| Bx | 0.143 | |||||
| By | θ = 0° | -0.02 | 0.111 | |||
| Cross talk | ct | 2% | ||||
| Transmittance | Trans | 6.21% | 6.90% | - |
产品照片



环境/可靠性测试
| No | Test Item | Condition | Remarks |
| 1 | High Temperature Operation | Ts= +80℃ , 240hrs | Note 1 IEC60068-2-2, GB2423. 2-89 |
| 2 | Low Temperature Operation | Ta= -30℃ , 240hrs | Note 2 IEC60068-2-1 GB2423.1-89 |
| 3 | High Temperature Storage | Ta= +80℃ , 240hrs | IEC60068-2-2 GB2423. 2-89 |
| 4 | Low Temperature Storage | Ta= -30℃ , 240hrs | IEC60068-2-1 GB/T2423.1-89 |
| 5 | High Temperature & Humidity Storage | Ta= +60℃ , 90% RH max, 160 hours | IEC60068-2-3, GB/T2423.3-2006 |
| 6 | Thermal Shock (Non-operation) | -30℃ 30 min ~ +80℃ 30 min Change time: 5min, 30 Cycle | Start with cold temperature, end with high temperature IEC60068-2-14, GB2423.22-87a |
| 7 | Electro Static Discharge (Operation) | C=150pF, R=330 Ω , 5 points/panel Air:±8KV, 5 times; Contact: ±4KV, 5 times; (Environment: 15℃ ~ 35℃ , 30% ~ 60%, 86Kpa ~ 106Kpa) | IEC61000-4-2 GB/T17626.2-1998 |
| 8 | Vibration (Non-operation) | Frequency range: 10~55Hz, Stroke: 1.mm Sweep: 10Hz~55Hz~10Hz 2 hours for each direction of X .Y. Z. (package condition) | IEC60068-2-6 GB/T2423.5-1995 |
| 9 | Shock (Non-operation) | 60G 6ms, ± X, ±Y , ± Z 3 times for each direction | IEC60068-2-27 GB/T2423.5-1995 |
| 10 | Package Drop Test | Height: 80 cm, 1 corner, 3 edges,6 surfaces | IEC60068-2-32 GB/T2423.8-1995 |
设施及证书


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