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HT1382 데이터 시트보기 (PDF) - Holtek Semiconductor
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HT1382
I2C/3-Wire Real Time Clock
Holtek Semiconductor
HT1382 Datasheet PDF : 29 Pages
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HT1382
I
2
C/3-Wire Real Time Clock
Symbol
Parameter
t
CC
CE to Clock Setup
t
CCH
Clock to CE Hold
t
CWH
CE Inactive Time
t
CDZ
CE to I/O High Impedance
Test Conditions
V
DD
Conditions
3V
¾
5V
¾
3V
¾
5V
¾
3V
¾
5V
¾
3V
¾
5V
¾
Timing Diagrams
Power-Down Timing
VDD
t
F S R
0V
I
2
C Interface
SDA
t
f
t
LOW
t
r
t
SU:DAT
SCL
SDA
OUT
t
HD:SDA
S
t
HD:DAT
t
AA
t
HIGH
t
HD:STA
t
SU:STA
Sr
Min. Typ. Max. Unit
2
¾
¾
m
s
1
¾
¾
m
s
120
¾
¾
ns
60
¾
¾
ns
2
¾
¾
m
s
1
¾
¾
m
s
¾
¾
140
ns
¾
¾
70
ns
t
BUF
t
SP
t
SU:STO
P
S
Rev. 1.40
7
May 27, 2011
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