SI7050-A20 Datasheet, PDF (7/26 Pages) Silicon Laboratories – IC TEMPERATURE SENSORS

Si7050/3/4/5-A20
Table 4. Temperature Sensor
1.9 ≤ V_DD ≤ 3.6 V; TA = –40 to +125 °C default conversion time unless otherwise noted.
Parameter
Operating Range
Accuracy¹
Repeatability/Noise
Symbol
Test Condition
Si7053
Si7054
Si7055
Si7050
14-bit resolution
Min Typ Max
Unit
–40
— +125
°C
— ±0.2 ±0.3
°C
— _{±0.3 ±0.4}
°C
— _{±0.4 ±0.5}
°C
— _{±0.5 ±1.0}
°C
— 0.01 —
13-bit resolution
12-bit resolution
— 0.02 —
— 0.04 —
°C RMS
Response Time²
τ_63%
11-bit resolution
— 0.08 —
Unmounted device
—
0.7
—
s
Si705x-EB board
—
5.1
—
s
Long Term Stability
— ≤ 0.01 —
°C/Yr
Notes:
1. 14b measurement resolution (default). Values apply to the full operating temperature and voltage range of the device.
2. Time to reach 63% of final value in response to a step change in temperature. Actual response time will vary
dependent on system thermal mass and air-flow.
Rev. 1.0
7