SHT75 SENSIRION, SHT75 Datasheet
SHT75
Specifications of SHT75
Related parts for SHT75
SHT75 Summary of contents
Page 1
... Figure 1: Drawing of SHT7x (applies to SHT71 and SHT75) sensor packaging, dimensions in mm (1mm = 0.039inch). Contact assignment: 1: SCK, 2: VDD, 3: GND, 4: DATA. Hatched item on backside of PCB is a 100nF capacitor – see Section 2.1 for more information. www.sensirion.com Each SHT7x is individually calibrated in a precision humidity chamber ...
Page 2
... Temperature (°C) Packaging Quantity Tape Stripes 50 Tape Stripes 50 max Units 0.01 °C 14 bit °C °C °C 123.8 °C 254.9 ° °C/yr SHT71 SHT75 60 80 100 Order Number 1-100092-04 1-100071-04 2/11 ...
Page 3
... Out-gassing of glues, adhesive tapes and stickers or out-gassing packaging material such as bubble foils, foams, etc. shall be avoided. Manufacturing area shall be well ventilated. For more detailed information please consult the document “Handling Instructions” or contact Sensirion 100 120 1.4 As stated above extreme conditions or exposure to solvent vapors may offset the sensor ...
Page 4
... Source Voltage 3 GND Ground 4 DATA Serial Data, bidirectional www.sensirion.com Table 1: SHT7x pin assignment. 2.1 Power Pins (VDD, GND) The supply voltage of SHT7x must be in the range of 2.4 and 5.5V, recommended supply voltage is 3.3V. Decoupling of VDD and GND by a 100nF capacitor is integrated on the backside of the sensor packaging. ...
Page 5
... Recommended voltage supply for highest accuracy is 3.3V, due to sensor calibration. 11 Minimum value with one measurement of 8 bit resolution without OTP reload per second, typical value with one measurement of 12bit resolution per second. www.sensirion.com F SCK T SCKx ...
Page 6
... While leaving DATA high, toggle SCK nine or more times – see Figure 8. This must be followed by a Transmission Start sequence preceding the next command. This sequence resets the interface only. The status register preserves its content. www.sensirion.com Code SCK 1 0000x ...
Page 7
... Heater chip heating element can be addressed by writing a command into status register. The heater may increase the temperature of the sensor by 5 – 10°C beyond ambient temperature. The heater draws roughly 8mA @ 5V supply voltage. 12 Corresponds to 9 – 18°F www.sensirion.com Address = ‘000’ Command = ‘00101’ ...
Page 8
... The values given in Table 6 are optimized coefficients for V4 sensors. The parameter set for V3 sensors, which has been proposed in earlier datasheets, still applies and is provided by Sensirion upon request. Values higher than 99%RH indicate fully saturated air and must be processed 13 and displayed as 100%RH ...
Page 9
... Sensor Type SHT71 SHT75 Table 11: Packaging types per sensor type. Dimensions of packaging tape are given in Figure 16. All tapes have a 7 pockets empty leader tape (first pockets of the tape) and a 7 pockets empty trailer tape (last pockets of the tape). Version 4.3 – ...
Page 10
... Figure 16: Tape configuration and unit orientation within tape, dimensions in mm (1mm = 0.039inch). Leader tape is to the right of the figure, trailer tape to the left. www.sensirion.com Ø1.5 MIN B2G 71 R0.75 TYP R0.5 TYP Version 4.3 – May 2010 10/11 ...
Page 11
... WARRANTIES, INCLUDING WITHOUT LIMITATION, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE EXPRESSLY EXCLUDED AND DECLINED. SENSIRION is only liable for defects of this product arising under the conditions of operation provided for in the data sheet and proper use of the goods. SENSIRION explicitly disclaims all warranties, express or implied, for any period during which the goods are operated or stored not in accordance with the technical specifications ...