3

Sensor and electrical specifications

Conditions at VDD = 1.8 V, T = 25 °C.

Table 2. Sensor specifications

Symbol

Parameter

Test condition

Min.

Typ.(1)

Max.

Unit

Tbit

Temperature output data (object and ambient)

–

16

–

Bit

Tamb_s

Ambient temperature sensitivity

–

100

–

LSB/°C

Tobj_s

Object temperature sensitivity(2)

2000

LSB/°C

Tamb_a

Ambient temperature sensor accuracy

-10 °C to 60 °C

±0.5

°C

-40 °C to 85 °C

±1.0

ODR

Object and ambient temperature output data rate

ODR [3:0] = 0001

0.25

Hz

ODR [3:0] = 0010

0.5

ODR [3:0] = 0011

1.0

ODR [3:0] = 0100

2.0

ODR [3:0] = 0101

4.0

ODR [3:0] = 0110

8.0

ODR [3:0] = 0111

15.0

ODR [3:0] = 1xxx

30.0

Noise

120

LSBp-p

FFOV

Full field of view

80

Degree

1. Typical specifications are not guaranteed.

2. The object temperature measurement is specified for a full field-of-view coverage by a black body with more than 99%

emissivity. The accuracy specifications apply under settled isothermal conditions only.

Table 3. Electrical specifications

Symbol

Parameter

Test condition

Min.

Typ. (1)

Max.

Unit

VDD

Supply voltage

1.7

–

3.6

V

IDD

Supply current

128 average @ 1 Hz ODR

10

µA

32 average @ 1 Hz ODR

5

IddPDN

Power-down supply current

1

µA

Top

Operating temperature range

-40

–

85

°C

1. Typical specifications are not guaranteed.

STHS34PF80

Sensor and electrical specifications

DB4312 - Rev 1

page 5/13