M24256 datasheet(9/17 Pages) STMICROELECTRONICS

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M24256, M24128

Table 7. DC Characteristics

(TA = –40 to 85 °C; VCC = 4.5 to 5.5 V or 2.5 to 5.5 V)

Table 8. Input Parameters1 (TA = 25 °C, f = 400 kHz)

Note: 1. Sampled only, not 100% tested.

Symbol

Parameter

Test Condition

Min.

Max.

Unit

ILI

Input Leakage Current

(SCL, SDA)

≤ VIN ≤ VCC

± 2

µA

ILO

Output Leakage Current

0 V

≤ VOUT ≤ VCC, SDA in Hi-Z

± 2

µA

ICC

Supply Current

VCC=5V, fc=400kHz (rise/fall time < 30ns)

2mA

-W series:

VCC =2.5V, fc=400kHz (rise/fall time < 30ns)

1mA

ICC1

Supply Current

(Stand-by)

VIN = VSS or VCC , VCC = 5 V

µA

-W series:

VIN = VSS or VCC , VCC = 2.5 V

µA

VIL

Input Low Voltage

(SCL, SDA)

–0.3

0.3VCC

VIH

Input High Voltage

(SCL, SDA)

0.7VCC

VCC+1

VIL

Input Low Voltage (WC)

–0.3

0.5

VIH

Input High Voltage (WC)

0.7VCC

VCC+1

VOL

Output Low

Voltage

IOL = 3 mA, VCC = 5 V

0.4

-W series:

IOL = 2.1 mA, VCC = 2.5 V

0.4

Symbol

Parameter

Test Condition

Min.

Max.

Unit

CIN

Input Capacitance (SDA)

CIN

Input Capacitance (other pins)

Input Impedance (WC)

VIN

≤ 0.5 V

Ω

Input Impedance (WC)VIN

≥ 0.7VCC

500

Ω

tNS

Low Pass Filter Input Time

Constant (SCL and SDA)

100

Table 9. AC Measurement Conditions

Input Rise and Fall Times

≤ 50 ns

Input Pulse Voltages

0.2VCC to 0.8VCC

Input and Output Timing

Reference Voltages

0.3VCC to 0.7VCC

Figure 9. AC Testing Input Output Waveforms

AI00825

0.8VCC

0.2VCC

0.7VCC

0.3VCC

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