STDS75 Datasheet, PDF (30/37 Pages) STMicroelectronics – Digital temperature sensor and thermal watchdog

DC and AC parameters
STDS75
Table 13. DC and AC characteristics
Sym
Description
Test Condition⁽¹⁾
Min
Typ⁽²⁾
Max
Unit
V_DD Supply voltage
T_A = –55 to +125°C
2.7
5.5
V
V_DD supply current, active
temperature conversions
I_DD
V_DD supply current,
communication only
V_DD = 3.3V
T_A = 25°C
125
150
µA
70
100
µA
I_DD1
Standby supply current,
serial port inactive
T_A =25°C
1.0
µA
Accuracy for
corresponding range 2.7V
≤ V_DD ≤ 5.5V
–25°C < T_A < 100
–55°C < T_A < 125
Resolution
12-bit Temperature
Data
9
±2.0
°C
±3.0
°C
0.0625
°C
12
bits
9
150
ms
t_{CON Conversion time}
10
V
11
300
ms
600
ms
12
1200
ms
T_OS
Over-temperature
shutdown
Default Value
80
°C
T_HYS Hysteresis
Default Value
75
°C
V_OL1
OS/INT saturation voltage
(V_DD = 5V)
4mA sink current
0.5
V
V_IH Input logic high
Digital pins (SCL,
SDA, A2-A0)
0.5 x V_DD
V_DD + 0.5
V
V_IL Input logic low
Digital pins
-0.45
0.3 x V_DD
V
V_OL2 Output logic (SDA)
I_OL2=3mA
0.4
V
C_IN Capacitance
5
pF
1. Valid for ambient operating temperature: T_A = –55 to 125°C; V_DD = 2.7V to 5.5V (except where noted).
2. Typical number taken at V_DD=3V, T_A=25°
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