Industrial/Medical Grade 9 Inch TFT with RTP Product Introduction
SAEF Technology SFTO900SH-7170A4T is a 9-inch industrial/medical grade LCD touch screen with a resolution of 1280x800 pixels. The voltage range of VDD is 3V to 3.6V. The brightness of SFTO900SH-7170A4T is 400cd/m2. It is widely used in instruments and meters, GPS devices, POS terminals, cash readers, scanners, home automation, conference calls, analyzers, household appliances, home automation, and security systems.
This 9-inch industrial grade TFT display can operate at temperatures ranging from -20 ℃ to+70 ℃, with a storage temperature range of -30 ℃ to+80 ℃. This product comes with a resistive touch screen with dimensions of 211.1(W)×126.5(H)×7.3(D) mm, supports 24 bit RGB interface, and 50 pins (zif connection).
Features
| Item | Specification |
| LCD size | 9.0 inch(Diagonal) |
| Driver element | a-Si TFT active matrix |
| Resolution | 800 × 3(RGB) × 480 |
| Display mode | Normally White, Transmissive |
| Dot pitch | 0.0825(W) × 0.2327(H) mm |
| Active area | 198.000(W) × 111.696(H) mm |
| Module size | 211.1(W)×126.5(H)×5.9(D) mm |
| Module size(with RTP) | 211.1(W)×126.5(H)×7.3(D) mm |
| Surface treatment | Anti-Glare |
| Color arrangement | RGB-stripe |
| Interface | RGB |
| View direction(Gray Inversion) | 6 O’Clock |
| Backlight power consumption | 2.046W(Typ.) |
| Panel power consumption | 0.360W(Typ.) |
| Weight | TBD |
Industrial/Medical Grade 9 Inch TFT with RTP Product Drawing
Absolute Maximum Ratings
| Item | Symbol | Values | Unit | Remark |
| Min. | Max. |
| Power voltage | DVDD | -0.3 | 5.0 | V | |
| AVDD | -0.5 | 13.5 | V | |
| VGH | 13.0 | 19.0 | V | |
| VGL | -12.0 | -2.0 | V | |
| VGH-VGL | - | 31.0 | V | |
| Operation Temperature Storage Temperature | TOP | -20 | 70 | ℃ | |
| TST | -30 | 80 | ℃ | |
| LED Reverse Voltage | VR | - | 1.2 | V | Each LED Note 2 |
| LED Forward Current | IF | - | 25 | mA | Each LED |
Typical Operation Conditions
(GND=AVSS=0V, Note 1)
| Item | Symbol | Values | Unit | Remark |
| Min. | Typ. | Max. |
| Power voltage | DVDD | 3.0 | 3.3 | 3.6 | V | Note 2 |
| AVDD | 10.2 | 10.4 | 10.6 | V | |
| VGH | 16.3 | 17.0 | 17.7 | V | |
| VGL | -5.7 | -5.0 | -4.3 | V | |
| Input signal voltage | VCOM | 3.2 | 4.2 | 5.2 | V | Note 4 |
| Input logic high voltage | VIH | 0.7 DVDD | - | DVDD | V | Note 3 |
| Input logic low voltage | VIL | 0 | - | 0.3 DVDD | V |
Note 1: Be sure to apply DVDD and VGL to the LCD first, and then apply VGH.
Note 2: DVDD setting should match the signals output voltage (refer to Note 3) of customer’s system board.
Note 3: DCLK,HS,VS,RESET,U/D, L/R,DE,R0~R7,G0~G7,B0~B7,MODE,DITHB.
Note 4: Typical VCOM is only a reference value, it must be optimized according to each LCM. Be sure to use VR.
Current Consumption
(GND=AVSS=0V)
| Item | Symbol | Values | Unit | Remark |
| Min. | Typ. | Max. |
| Current for Driver | IGH | - | 0.3 | 1 | mA | VGH =17.0V |
| IGL | - | 0.3 | 1 | mA | VGL = -5.0V |
| IDVDD | - | 5.5 | 10 | mA | VCC =3.3V |
| IAVDD | - | 32 | 50 | mA | AVDD =10.4V |
Backlight Driving Conditions
|
Item
| Symbol | Values | Unit | Remark |
| Min. | Typ. | Max. |
| Voltage for LED backlight | VL | 8.4 | 9.3 | 10.2 | V | Note 1 |
| Current for LED backlight | IL | 198 | 220 | 242 | mA | |
| LED life time | - | 40,000 | - | - | Hr | Note 2 |
Note 1: The LED Supply Voltage is defined by the number of LED at Ta=25℃ and IL =220mA.
Note 2: The “LED life time” is defined as the module brightness decrease to 50% original brightness at Ta=25℃ and IL =220mA. The LED lifetime could be decreased if
operating IL is lager than 220 mA.
Optical Characteristics
| Item | Symbol | Condition | Values | Unit |
| Min. | Typ. | Max. |
| Viewing angle (CR≥ 10) | θL | Φ=180°(9 o’clock) | 60 | 70 | - | degree |
| θR | Φ=0°(3 o’clock) | 60 | 70 | - |
| θT | Φ=90°(12 o’clock) | 40 | 50 | - |
| θB | Φ=270°(6 o’clock) | 60 | 70 | - |
| Response time | TON | Normal θ=Φ=0° | - | 10 | 20 | msec |
| TOFF | - | 15 | 30 | msec |
| Contrast ratio | CR | 400 | 500 | - | - |
| Color chromaticity | WX | 0.26 | 0.31 | 0.36 | - |
| WY | 0.28 | 0.33 | 0.38 | - |
| Luminance | L | - | 450 | - | cd/m² |
| Luminance(with RTP) | L | - | 400 | - | cd/m² |
| Luminance uniformity | YU | 70 | 75 | - | % |
Pin Definition
| No. | Symbol | I / O | Function |
| 1 | VLED | - | Power for LED backlight |
| 2 | VLED | - | Power for LED backlight |
| 3 | GLED | - | Ground for LED backlight |
| 4 | GLED | - | Ground for LED backlight |
| 5 | GND | P | Power ground |
| 6 | VCOM | I | Common voltage |
| 7 | DVDD | P | Power for Digital Circuit |
| 8 | MODE | I | DE/SYNC mode select |
| 9 | DE | I | Data Input Enable |
| 10 | VS | I | Vertical Sync Input |
| 11 | HS | I | Horizontal Sync Input |
| 12 - 19 | B7 - B0 | I | Blue data(MSB) |
| 20 - 27 | G7 - G0 | I | Green data(MSB) |
| 28 - 35 | R7 | I | Red data(MSB) |
| 36 | GND | P | Power Ground |
| 37 | DCLK | I | Sample clock |
| 38 | GND | P | Power Ground |
| 39 | L/R | I | Left / right selection |
| 40 | U/D | I | Up/down selection |
| 41 | VGH | P | Gate ON Voltage |
| 42 | VGL | P | Gate OFF Voltage |
| 43 | AVDD | P | Power for Analog Circuit |
| 44 | RESET | I | Global reset pin. |
| 45 | NC | - | No connection |
| 46 | VCOM | I | Common Voltage |
| 47 | DITHB | I | Dithering function |
| 48 | GND | P | Power Ground |
| 49 | NC | - | No connection |
| 50 | NC | - | No connection |
Industrial/Medical Grade 9 Inch TFT with RTP Product Image
Factory Facilities and Certificates
Contact Us
We love to hear about your projects, If you have any questions, we can be reached at sales2@saef.com.cn
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