BD6934FV

Technical Note

6/12

www.rohm.com

2009.09 - Rev.B

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●Pin name

PIN NO.

Pin name

Function

1

OUTN

Nch FET GATE connection

2

N.C.

N.C.

3

OUTP

Pch FET GATE connection

4

RP

For pull-up resistance of Pch FET Gate

5

VCC2

Power VCC terminal

6

VCC1

Signal VCC terminal

7

N.C.

N.C.

8

RN

For pull – down resistance of Nch FET Gate

9

XIN

Resonator connection

10

XOUT

Resonator connection

11

CT

Capacitor connection for triangular wave generation

12

RT

Capacitor connection for triangular wave generation

13

SEL

Input terminal for mode selection(Resonator mode:L,External pulse mode:H)

14

IN

Input terminal (Stand-by:L, Enable:H)

15

GND

Signal GND terminal

16

PGND

Power GND terminal

●I/O Circuit Diagram

Fig.25

XIN(9pin)

XOUT(10pin)

Fig.24

SEL(13pin)

IN(14pin)

VCC1

6.6K

GND

4p

100K

GND

GND

GND

SEL

IN

GND

XIN

XOUT

6K

250

100

100

3.3K

4p

1M

VCC1

VCC1

GND

GND

GND

GND

GND

VCC1

VCC1