STDS75 datasheet(30/37 Pages) STMICROELECTRONICS

No. de pieza	STDS75

Descripción Electrónicos	Digital temperature sensor and thermal watchdog

PDF	37 Pages

Scroll/Zoom	100%

Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

Página de inicio	http://www.st.com

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DC and AC parameters

STDS75

30/37

Table 13.

DC and AC characteristics

Sym

Description

Test Condition(1)

Valid for ambient operating temperature: TA = –55 to 125°C; VDD = 2.7 V to 5.5 V (except where noted).

Min

Typ(2)

Typical number taken at

VDD= 3 V, TA=25°

Max

Unit

VDD Supply voltage

TA = –55 to +125°C

2.7

5.5

IDD

VDD supply current, active

temperature conversions

VDD = 3.3 V

125

150

µA

VDD supply current,

communication only

TA = 25°C

100

µA

IDD1

Standby supply current,

serial port inactive

TA =25°C

1.0

µA

Accuracy for

corresponding range 2.7 V

≤ VDD ≤ 5.5 V

–25°C < TA < 100

±2.0

°C

–55°C < TA < 125

±3.0

°C

Resolution

12-bit temperature

data

0.0625

°C

912

bits

tCON

Conversion time

150

300

600

1200

TOS

Over-temperature

shutdown

Default value

°C

THYS Hysteresis

Default value

°C

VOL1

OS/INT saturation voltage

(VDD = 5V)

4 mA sink current

0.5

VIH

Input logic high

Digital pins (SCL,

SDA, A2-A0)

0.5 x VDD

VDD + 0.5

VIL

Input logic low

Digital pins

-0.45

0.3 x VDD

VOL2 Output logic (SDA)

IOL2 = 3 mA

0.4

CIN

Capacitance

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