DS2030W-100 datasheet(7/12 Pages) MAXIM

Part #	DS2030W-100

Description	3.3V Single-Piece 256k Nonvolatile SRAM

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Manufacturer	MAXIM [Maxim Integrated Products]

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DS2030W 3.3V Single-Piece 256k

Nonvolatile SRAM

_____________________________________________________________________

7

SUPPLY CURRENT

vs. OPERATING FREQUENCY

VCC (V)

3.5

3.3

3.4

3.2

3.1

4

2

8

12

10

6

16

18

14

20

0

3.0

3.6

5MHz 100% DUTY CYCLE

5MHz 50% DUTY CYCLE

1MHz 100% DUTY CYCLE

1MHz 50% DUTY CYCLE

TA = +25°C

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

VCC (V)

3.5

3.3

3.4

3.1

3.2

130

140

150

160

170

180

120

3.0

3.6

VCC = CE

VBAT = VCHRG

BATTERY CHARGER CURRENT

vs. BATTERY VOLTAGE

DELTA BELOW VCHRG (V)

0.6

0.8

0.4

0.2

1

2

3

4

5

6

7

8

0

1.0

VCC = CE = 3.3V

VCHRG = 2.86V

VCHRG PERCENT CHANGE

vs. TEMPERATURE

TEMPERATURE (°C)

80

70

50 60

-10 0 10 20 30 40

-30 -20

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

-0.5

-40

VCC = 3.3V

VBAT = VCHRG

VTP vs. TEMPERATURE

TEMPERATURE (°C)

80

60

20

40

0

-20

2.85

2.90

2.95

3.00

2.80

-40

DQ VOH vs. DQ IOH

IOH (mA)

-1

-2

-3

-4

2.7

2.9

3.1

3.3

3.5

2.6

-5

0

VCC = 3.3V

DQ VOL vs. DQ IOL

IOL (mA)

4

13

2

0.1

0.2

0.3

0.4

0

05

VCC = 3.3V

RST OUTPUT-VOLTAGE LOW

vs. OUTPUT-CURRENT LOW

IOL (mA)

15

10

5

0.1

0.2

0.3

0.5

0.4

0.6

0

020

VCC = 2.8V

RST VOLTAGE

vs. VCC DURING POWER-UP

VCC POWER-UP (V)

3.5

2.5

3.0

1.0

1.5

2.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0

04.0

TA = +25°C

Typical Operating Characteristics

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

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DS2030W-100 Datasheet(PDF) 7 Page - Maxim Integrated Products

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