M34S32 datasheet(5/18 Pages) STMICROELECTRONICS

部件名	M34S32

功能描述	32K Serial I2C Bus EEPROM With User-Defined Read-Only Block and 32-Byte OTP Page

PDF	18 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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5 / 18 page

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M34S32 -

Figure 5. Maximum RL Value versus Bus Capacitance (CBUS) for an I2C Bus

Table 6. DC Characteristics (TA = 0 to 70°C, –40 to 85°C; VCC = 4.5V to 5.5V, 2.5V to 5.5V)

Symbol

Parameter

Test Condition

Min.

Max.

Unit

ILI

Input Leakage Current (SCL,

SDA)

≤ V

IN ≤ VCC

±2

µA

ILO

Output Leakage Current

≤ V

OUT ≤ VCC; SDA in Hi-Z

±2

µA

ICC

Supply Current

VCC = 5 V; fC = 400 kHz

(rise/fall time < 30 ns)

Supply Current (W series)

VCC = 2.5 V; fC = 400 kHz

(rise/fall time < 30 ns)

ICC1

Stand-by Current

VIN = VSS or VCC ; VCC = 5 V

µA

ICC2

Stand-by Current (W series)

VIN = VSS or VCC ; VCC = 2.5 V

µA

VIL

Input Low Voltage (WC, WCR)

– 0.3

0.5

VIH

Input High Voltage (WC, WCR)

VCC - 0.5

VCC + 1

VIL

Input Low Voltage (other pins)

– 0.3

0.3 VCC

VIH

Input High Voltage (other pins)

0.7 VCC

VCC + 1

VOL

Output Low Voltage

IOL = 3 mA, VCC = 5 V

0.4

Output Low Voltage (W series)

IOL = 2.1 mA, VCC = 2.5 V

0.4

AI01665

VCC

CBUS

SDA

MASTER

SCL

CBUS

100

CBUS (pF)

1000

fc = 400kHz

fc = 100kHz

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