BR25S128FVT-W datasheet(5/19 Pages) ROHM

Part #	BR25S128FVT-W

Description	High speed clock action up to 20MHz(Max.), Wait function by HOLDB terminal.

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Manufacturer	ROHM [Rohm]

Direct Link	http://www.rohm.com

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5 / 19 page

Technical Note

5/18

BR25S□□□ Series

www.rohm.com

2010.12 - Rev.B

●Characteristic data (The following characteristic data are Typ. Values.)

2.2

2.3

2.4

2.5

2.6

0

0.4

0.8

1.2

IOH[mA]

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.9　"H" output voltage　VOH1 (Vcc=2.5V)

-0.5

0

0.5

1

1.5

0

12

3

456

Vcc[V]

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.10　Input leak current ILI(CSB,SCK,SI,HOLDB,WPB)

-0.5

0

0.5

1

1.5

01

234

56

VOUT[V]

SPEC

Ta=-40℃

Ta=25℃

Ta=85℃

Fig.11　Output leak current ILO(SO)

0

1

2

3

4

01

23

4

56

Vcc[V]

DATA=00h

SPEC

Ta=-40℃

Ta=25℃

Ta=85℃

Fig.12　Current consumption at WRITE operation ICC3

(BR25S320/640-W)

0

2

4

6

8

10

01

2

34

56

Vcc[V]

DATA=00h

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.14　Current Consumption at READ operation ICC10

-1

0

1

2

3

4

5

012

345

6

Vcc[V]

SPEC

Ta=-40℃

Ta=25℃

Ta=85℃

Fig.15　Current Consumption at standby operation ISB

1

10

100

1000

0

123

456

Vcc[V]

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.16　SCK frequency fSCK

0

20

40

60

80

100

120

140

01

234

56

Vcc[V]

SPEC

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.17 SCK high time　tSCKWH

0

20

40

60

80

100

120

140

01

23

4

5

6

Vcc[V]

SPEC

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.18 SCK low time　tSCKWL

0

50

100

150

200

250

300

0

12

3

456

Vcc[V]

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.19 CSB high time　tCS

0

20

40

60

80

100

120

01

234

56

Vcc[V]

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.20　CSB setup time　tCSS

0

1

2

3

4

0

12

3

456

Vcc[V]

DATA=00h

Ta=-40℃

Ta=25℃

Ta=85℃

SPEC

Fig.13　Current Consumption at WRITE operation ICC3

(BR25S128/256-W)

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