HT1380 데이터 시트보기 (PDF) - Holtek Semiconductor

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상세내역

제조사

HT1380

Serial Timekeeper Chip

Holtek Semiconductor 

Timing Diagrams

Read data transfer

REST

S C LK

I/O

tC C

tD C

tC D H

tC D D

0

7

C O M M AN D BYTE

Write data transfer

REST

S C LK

I/O

tC C

tC H

tD C

tC D H

0

tC L

7

C O M M AN D BYTE

Application Circuits

HT1380/HT1381

tC D Z

0

7

O U TPU T D ATA BYTE

tC C H

tC W H

tf

tr

0

7

IN P U T D A T A B Y T E

V DD

mp

In te rfa c e

S C LK

X1

I/O

X2

REST

VSS

*C 1

32768H z

*C 2

H T 1 3 8 0 /H T 1 3 8 1

*Note: The value of the capacity depends on how accurate the crystal is.

Refer to the suggestion table of page 7.

9

September 18, 2000

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