M41T60 datasheet(19/27 Pages) STMICROELECTRONICS

19 / 27 page

M41T60

DC and AC parameters

Doc ID 10396 Rev 13

19/27

Table 6.

Capacitance

Symbol

Parameter (1)(2)

Min

Max

Unit

CIN

Input capacitance (SCL)

COUT

(3)

Output capacitance (SDA, OUT)

tLP

Low-pass filter input time constant (SDA and SCL)

Effective capacitance measured with power supply at 3.6 V; sampled only, not 100% tested.

At 25 °C, f = 1 MHz.

Outputs deselected.

Table 7.

DC characteristics

Symbol

Parameter

Test condition(1)

Min

Typ

Max

Unit

VCC

(2)

Operating voltage

Clock (3)

1.0

4.4

I2C bus (400 kHz)

1.3

4.4

ICC1

Supply current

SCL = 400 kHz

(No load)

VCC = 4.4 V

100

µA

VCC = 3.6 V

µA

VCC = 3.0 V

µA

VCC = 2.5 V

µA

VCC = 2.0 V

µA

ICC2

Supply current

(Standby)

SCL = 0 Hz

All inputs

≥ VCC – 0.2 V

≤ VSS + 0.2 V

4.4 V

950

3.6 V

375

700

3.0 V at 25 °C

350

2.0 V at 25 °C

310

VIL

Input low voltage

–0.2

0.3 VCC

VIH

Input high voltage

0.7 VCC

VCC + 0.3

VOL

Output low voltage

VCC = 4.4 V, IOL = 3 mA (SDA)

0.4

VCC = 4.4 V, IOL = 1 mA (OFIRQ/OUT)

0.4

Pull-up supply

voltage (open drain)

FT, OFIRQ/OUT

4.4

ILI

Input leakage current

0 V

≤ VIN ≤ VCC

–1.0

+1.0

µA

ILO

Output leakage

current

0 V

≤ VOUT ≤ VCC

–1.0

+1.0

µA

Valid for ambient operating temperature: TA = –40 to 85 °C; VCC = 1.3 to 4.4 V (except where noted).

When using battery backup, VCC fall time should not exceed 10 mV/µs.

Oscillator startup guaranteed at 1.5 V only.

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