93C56 datasheet(3/15 Pages) ATMEL

Part #	93C56

Description	3-Wire Serial EEPROMs

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Manufacturer	ATMEL [ATMEL Corporation]

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AT93C46/56/57/66

3

Note:

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

Note:

1. V

IL min and VIH max are reference only and are not tested.

Pin Capacitance(1)

Applicable over recommended operating range from T

A = 25°C, f = 1.0 MHz, VCC = +5.0V (unless otherwise noted).

Test Conditions

Max

Units

Conditions

C

OUT

Output Capacitance (DO)

5

pF

V

OUT = 0V

C

IN

Input Capacitance (CS, SK, DI)

5

pF

V

IN = 0V

DC Characteristics

Applicable over recommended operating range from: T

AI = -40°C to +85°C, VCC = +1.8V to +5.5V,

T

AC = 0°C to +70°C, VCC = +1.8V to +5.5V (unless otherwise noted).

Symbol

Parameter

Test Condition

Min

Typ

Max

Unit

V

CC1

Supply Voltage

1.8

5.5

V

CC2

Supply Voltage

2.5

5.5

V

CC3

Supply Voltage

2.7

5.5

V

CC4

Supply Voltage

4.5

5.5

V

I

CC

Supply Current

V

CC = 5.0V

READ at 1.0 MHz

0.5

2.0

mA

WRITE at 1.0 MHz

0.5

2.0

mA

I

SB1

Standby Current

V

CC = 1.8V

CS = 0V

0

0.1

µA

I

SB2

Standby Current

V

CC = 2.5V

CS = 0V

6.0

10.0

µA

I

SB3

Standby Current

V

CC = 2.7V

CS = 0V

6.0

10.0

µA

I

SB4

Standby Current

V

CC = 5.0V

CS = 0V

17

30

µA

I

IL

Input Leakage

V

IN = 0V to VCC

0.1

1.0

µA

I

OL

Output Leakage

V

IN = 0V to VCC

0.1

1.0

µA

V

IL1

(1)

V

IH1

(1)

Input Low Voltage

Input High Voltage

4.5V

≤ V

CC ≤ 5.5V

-0.6

2.0

0.8

V

CC + 1

V

IL2

(1)

V

IH2

(1)

Input Low Voltage

Input High Voltage

1.8V

≤ V

CC ≤ 2.7V

-0.6

V

CC x 0.7

V

CC x 0.3

V

CC + 1

V

OL1

V

OH1

Output Low Voltage

Output High Voltage

4.5V

≤ V

CC ≤ 5.5V

I

OL = 2.1 mA

0.4

V

I

OH = -0.4 mA

2.4

V

OL2

V

OH2

Output Low Voltage

Output High Voltage

1.8V

≤ V

CC ≤ 2.7V

I

OL = 0.15 mA

0.2

V

I

OH = -100 µAVCC - 0.2

V

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