84068012A 데이터 시트보기 (PDF) - Renesas Electronics

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84068012A

CMOS Clock Generator Driver

Renesas Electronics 

82C84A

Functional Diagram

11

RES

X1 17

X2 16

13

F/C

EF1 14

CSYNC 1

RDY1 4

AEN1 3

RDY2 6

AEN2 7

ASYNC 15

XTAL

OSCILLATOR

3

SYNC

CK

D

Q

FF1

D

10

Q

RESET

CK

12

OSC

2

SYNC

2

PCLK

8

CLK

CK

5

D

Q

READY

FF2

CONTROL PIN

F/C

RES

RDY1, RDY2

AEN1, AEN2

ASYNC

LOGICAL 1

External Clock

Normal

Bus Ready

Address Disabled

1 Stage Ready

Synchronization

LOGICAL 0

Crystal Drive

Reset

Bus Not Ready

Address Enable

2 Stage Ready

Synchronization

FN2974 Rev 4.00

Sep 9, 2015

Page 3 of 13

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