RV5C387A_03 datasheet(45/49 Pages) RICOH

Part #	RV5C387A

Description	I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC WITH VOLTAGE MONITORING FUNCTION

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Manufacturer	RICOH [RICOH electronics devices division]

Direct Link	http://www.ricoh.com

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45

RV5C387A

7.5 Oscillation Frequency Deviation vs. External CG

External CG(pF)

05

–40

–30

–35

–20

–25

–10

–15

0

–5

10

5

10

15

20

(VDD=3V, Topt=25˚C,

External CG=0pF as standard)

7.6 Oscillation Frequency Deviation vs. Supply Voltage

Supply Voltage VDD(V)

01

2

3

–5

–3

–4

–1

–2

1

0

2

5

4

3

45

6

(Topt=25˚C, VDD=3V as standard)

7.7 Oscillation Frequency Deviation vs.

Operating Temperature

Temperature Topt(˚C)

–60 –40 –20

0

–140

–100

–120

–60

–80

–40

20

–20

0

20

40

60

80 100

(Topt=25˚C, VDD=3V as standard)

Supply Voltage VDD(V)

01

2

3

0

100

200

300

500

400

45

6

(Topt=25˚C)

VOL (V)

0

0.2

0.4

0

10

5

15

20

30

25

0.6

0.8

1.0

(Topt=25˚C)

VDD=3V

VDD=5V

7.8 Oscillation Start Time vs. Supply Voltage

7.9 VOL vs. IOL

(INTRA, INTRB, INTRC Pin)

10

8

6

4

2

0

0.2

0.4

0.6

0.8

1.0

VOL (V)

VDD=5V

VDD=3V

(Topt=25˚C)

7.10 VOL vs. IOL

(32KOUT Pin)

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RV5C387A Datasheet(PDF) 45 Page - RICOH electronics devices division

RV5C387A Datasheet(HTML) 45 Page - RICOH electronics devices division

Similar Part No. - RV5C387A_03

Similar Description - RV5C387A_03

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