AT24C64C データシートの表示（PDF） - Atmel Corporation

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AT24C64C

2-Wire Serial EEPROM

Atmel Corporation 

3. Memory Organization

AT24C32C/64C, 32/64K SERIAL EEPROM: The 32K/64K is internally organized as 128/256

pages of 32 bytes each. Random word addressing requires a 12/13 bit data word address.

Pin Capacitance(1)

Applicable over recommended operating range from TA = 25°C, f = 1.0 MHz, VCC = +1.8V to 5.5V

Symbol Test Condition

Max

Units

CI/O

CIN

Note:

Input/Output Capacitance (SDA)

Input Capacitance (A0, A1, A2, SCL)

1. This parameter is characterized and is not 100% tested.

8

pF

6

pF

Conditions

VI/O = 0V

VIN = 0V

DC Characteristics

Applicable over recommended operating range from: TAI = -40 to +85°C, VCC = +1.8 to +5.5V (unless otherwise noted)

Symbol Parameter

Test Condition

Min

Typ

Max

Units

VCC1

Supply Voltage

1.8

5.5

V

ICC1

Supply Current

VCC = 5.0V

READ at 400 kHz

0.4

1.0

mA

ICC2

Supply Current

VCC = 5.0V

WRITE at 400 kHz

2.0

3.0

mA

ISB1

Standby Current

(1.8V option)

VCC = 1.8V

VCC = 5.5V

VIN = VCC or VSS

1.0

µA

6.0

µA

ILI

Input Leakage

Current VCC = 5.0V

VIN = VCC or VSS

0.10

3.0

µA

ILO

Output Leakage

Current VCC = 5.0V

VOUT = VCC or VSS

VIL

Input Low Level(1)

VIH

Input High Level(1)

0.05

3.0

µA

−0.6

VCC x 0.7

VCC x 0.3

V

VCC + 0.5

V

VOL2

Output Low Level

VCC = 3.0V

IOL = 2.1 mA

0.4

V

VOL1

Output Low Level

VCC = 1.8V

IOL = 0.15 mA

Note: 1. VIL min and VIH max are reference only and are not tested.

0.2

V

4 AT24C32C/64C

5298A–SEEPR–1/08

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