HT1382 Просмотр технического описания (PDF) - Holtek Semiconductor
Номер в каталоге
Компоненты Описание
Список матч
HT1382 Datasheet PDF : 29 Pages
| |||
HT1382
I2C/3-Wire Real Time Clock
3-wire Interface
Read Data Transfer
CE
S C LK
I/O
tC C
tC D H
tD C
0
7
C o m m a n d B y te
Write Data Transfer
CE
S C LK
I/O
tC C
tC D H
tD C
0
tC L
7
C o m m a n d B y te
tC D D
0
O u tp u t D a ta B y te
tC D Z
7
tC W H
tC H
tr
tC C H
tf
0
7
In p u t D a ta B y te
Crystal Specifications
Symbol
Parameter
Min.
Typ.
Max.
Unit
fO
Nominal Frequency
¾
32.768
¾
kHz
ESR
Series Resistance
¾
50
65
kW
CL
Load Capacitance
¾
12.5
¾
pF
Note: 1. It is strongly recommended to use a crystal with load capacitance 12.5pF.
2. The oscillator selection can be optimized using a high quality resonator with small ESR value. Refer to
crystal manufacturer for more details: www.microcrystal.com
Rev. 1.40
8
May 27, 2011
Share Link: 