M41T93 datasheet(38/51 Pages) STMICROELECTRONICS

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DC and AC parameters

M41T93

38/51

Table 18.

DC characteristics

Sym

Parameter

Test condition(1)

Valid for Ambient Operating Temperature: TA = –40 to 85°C; VCC = 2.38V to 5.5V (except where noted).

Min

Typ

Max

Unit

VCC

Operating voltage (S)

–40 to 85°C

3.00

5.50

Operating voltage (R)

–40 to 85°C

2.70

5.50

Operating voltage (Z)

–40 to 85°C

2.38

5.50

ILI

Input leakage current

≤ VIN ≤ VCC

±1

μA

ILO

Output leakage current

≤ VOUT ≤ VCC

±1

μA

ICC1

Supply current

SCL = 0.1VCC/0.9VCC

SDO = Open

fSCL = 2MHz

0.5

fSCL = 5MHz

1.0

fSCL = 10MHz

2.0

ICC2

Supply current (standby)

E = VCC;

All inputs

≥ VCC – 0.2V;

≤ VSS + 0.2V

5.5V

µA

3.0V

6.5

µA

VIL

Input low voltage

–0.3

0.3VCC

VIH

Input high voltage

0.7VCC

VCC+0.3

VOL

Output low voltage

RST, FT/RST

VCC/VBAT = 3.0V,

IOL = 1.0mA

0.4

SQW, IRQ/FT/OUT

VCC = 3.0V,

IOL = 1.0mA

0.4

SDO

VCC = 3.0V,

IOL = 3.0mA

0.4

VOH

Output high voltage

VCC = 3.0V, IOH = –1.0mA (push-pull)

2.4

Pull-up supply voltage

(open drain)

IRQ/FT/OUT

5.5

VBAT

Back-up supply voltage

1.8

5.5

IBAT

Battery supply current

25°C; VCC = 0V; OSC On; VBAT = 3V;

32kHz Off

365

450

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