4256BWP datasheet(15/25 Pages) STMICROELECTRONICS

15 / 25 page

15/25

M24128-BW, M24128-BR, M24256-BW, M24256-BR

Table 11. Input Parameters

Note: 1. TA = 25°C, f = 400kHz

2. Sampled only, not 100% tested.

Table 12. DC Characteristics (M24128-BW, M24256-BW)

Table 13. DC Characteristics (M24128-BR, M24256-BR)

Symbol

Parameter1,2

Test Condition

Min.

Max.

Unit

CIN

Input Capacitance (SDA)

CIN

Input Capacitance (other pins)

Input Impedance (WC)

VIN < 0.3 VCC

Ω

VIN > 0.7VCC

500

Ω

tNS

Pulse width ignored

(Input Filter on SCL and SDA)

Single glitch

100

Symbol

Parameter

Test Condition

(in addition to those in Table 8.)

Min.

Max.

Unit

ILI

Input Leakage Current

(SCL, SDA)

VIN = VSS or VCC

device in Stand-by mode

± 2

µA

ILO

Output Leakage Current

VOUT = VSS or VCC, SDA in Hi-Z

± 2

µA

ICC

Supply Current

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

1mA

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

2mA

ICC1

Stand-by Supply Current

VIN = VSS or VCC , VCC = 2.5V

µA

VIN = VSS or VCC , VCC = 5V

µA

VIL

Input Low Voltage (SCL, SDA)

–0.45

0.3VCC

VIH

Input High Voltage

(SCL, SDA, WC)

0.7VCC

VCC+1

VOL

Output Low Voltage

IOL = 2.1 mA, VCC = 2.5 V

0.4

Symbol

Parameter

Test Condition

(in addition to those in Table 9.)

Min.

Max.

Unit

ILI

Input Leakage Current

(SCL, SDA)

VIN = VSS or VCC

device in Stand-by mode

± 2

µA

ILO

Output Leakage Current

VOUT = VSS or VCC, SDA in Hi-Z

± 2

µA

ICC

Supply Current

VCC =1.8V, fc=100kHz (rise/fall time < 30ns)

0.8

ICC1

Stand-by Supply Current

VIN = VSS or VCC , VCC = 1.8 V

1µA

VIL

Input Low Voltage (SCL, SDA)

–0.45

0.3 VCC

Input Low Voltage

(E2, E1, E0, WC)

–0.45

0.5

VIH

Input High Voltage

(E2, E1, E0, SCL, SDA, WC)

0.7VCC

VCC+1

VOL

Output Low Voltage

IOL = 0.7 mA, VCC = 1.8 V

0.2

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