DS3030W datasheet(8/18 Pages) DALLAS

Part #	DS3030W

Description	3.3V Single-Piece 256kb Nonvolatile SRAM with Clock

Download	18 Pages

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Manufacturer	DALLAS [Dallas Semiconductor]

Direct Link	https://www.maximintegrated.com/en.html

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8 / 18 page

3.3V Single-Piece 256kb Nonvolatile SRAM

with Clock

8

_____________________________________________________________________

VCHARGE PERCENT CHANGE

vs. TEMPERATURE

TEMPERATURE (

°C)

60

35

10

-15

-0.5

0

0.5

1.0

-1.0

-40

85

VCC = 3.3V,

VBAT = VCHARGE

WRITE PROTECTION VOLTAGE

vs. TEMPERATURE

TEMPERATURE (

°C)

60

35

10

-15

2.85

2.90

2.95

3.00

2.80

-40

85

DQ OUTPUT-VOLTAGE HIGH

vs. DQ OUTPUT-CURRENT HIGH

IOH (mA)

-1

-2

-3

-4

2.7

2.9

3.1

3.3

3.5

2.5

-5

0

VCC = 3.3V

DQ OUTPUT-VOLTAGE LOW

vs. DQ OUTPUT-CURRENT LOW

IOL (mA)

4

3

2

1

0.1

0.2

0.3

0.4

0

05

VCC = 3.3V

IRQ/FT OUTPUT-VOLTAGE LOW

vs. OUTPUT-CURRENT LOW

IOL (mA)

15

10

5

0.1

0.2

0.3

0.4

0.5

0.6

0

020

VCC = 3.3V

RST OUTPUT-VOLTAGE LOW

vs. OUTPUT-CURRENT LOW

IOL (mA)

15

10

5

0.1

0.2

0.3

0.4

0.5

0.6

0

020

VCC = 2.8V

Typical Operating Characteristics (continued)

(VCC = 3.3V, TA = +25°C, unless otherwise noted.)

RST VOLTAGE

vs. VCC DURING POWER-UP

VCC POWER-UP (V)

3.5

3.0

0.5

1.0

1.5

2.0

2.5

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0

04.0

TA = +25

°C

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DS3030W Datasheet(PDF) 8 Page - Dallas Semiconductor

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