DS3232M datasheet(6/23 Pages) MAXIM

部件名	DS3232M

功能描述	±5ppm, I2C Real-Time Clock with SRAM

PDF	23 Pages

Scroll/Zoom	100%

制造商	MAXIM [Maxim Integrated Products]

网页	https://www.maximintegrated.com/en.html

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�� Maxim Integrated Products 6

DS3232M

±5ppm, I2C Real-Time Clock with SRAM

Typical Operating Characteristics

(TA = +25°C, unless otherwise noted.)

POWER-SUPPLY CURRENT

vs. POWER-SUPPLY VOLTAGE

100

120

140

160

180

200

SUPPLY VOLTAGE (V)

4.3

3.8

3.3

2.8

2.3

VBAT = 2.3V,

EN32KHZ = 0,

INTCN = 1

TA = -40°C

TA = +85°C

TA = +25°C

VPF

1.0

1.5

2.0

2.5

BATTERY CURRENT

vs. BATTERY VOLTAGE

3.0

0.5

SUPPLY VOLTAGE (V)

4.3

3.8

3.3

2.8

2.3

VCC = 0V,

EN32KHZ = 0,

INTCN = 1

TA = -40°C

TA = +85°C

TA = +25°C

RST OUTPUT VOLTAGE

vs. OUTPUT CURRENT

OUTPUT CURRENT (mA)

0.1

0.2

0.3

0.4

0.5

0.6

VCC = 2.45V

INT/SQW OUTPUT VOLTAGE

vs. OUTPUT CURRENT

OUTPUT CURRENT (mA)

0.1

0.2

0.3

0.4

0.5

010

VCC = 2.7V

POWER-SUPPLY CURRENT

vs. SCL FREQUENCY

SCL FREQUENCY (kHz)

300

200

100

110

120

130

140

150

160

170

400

EN32KHZ = 0,

SDA = INACTIVE

2.6V

3.0V

4.0V

THERMOMETER ERROR

vs. TEMPERATURE

TEMPERATURE (°C)

-10

-4

-3

-2

-1

-5

-40

VCC = 3.3V

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