5秒后页面跳转
HT1381A PDF预览

HT1381A

更新时间: 2024-01-29 04:13:52
品牌 Logo 应用领域
台湾合泰/盛群 - HOLTEK 时钟
页数 文件大小 规格书
14页 1319K
描述
Serial Timekeeper Chip

HT1381A 技术参数

生命周期:Active包装说明:SOP, SOP8,.25
Reach Compliance Code:unknown风险等级:5.63
商用集成电路类型:CONSUMER CIRCUITJESD-30 代码:R-PDSO-G8
长度:4.9 mm功能数量:1
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
座面最大高度:1.75 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):2 V表面贴装:YES
温度等级:INDUSTRIAL端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
宽度:3.9 mmBase Number Matches:1

HT1381A 数据手册

 浏览型号HT1381A的Datasheet PDF文件第2页浏览型号HT1381A的Datasheet PDF文件第3页浏览型号HT1381A的Datasheet PDF文件第4页浏览型号HT1381A的Datasheet PDF文件第5页浏览型号HT1381A的Datasheet PDF文件第6页浏览型号HT1381A的Datasheet PDF文件第7页 
HT1380A/HT1381A  
Serial Timekeeper Chip  
Features  
General Description  
•ꢀ Operatingꢀvoltage:ꢀ2.0V~5.5V  
TheꢀHT1380A/HT1381AꢀisꢀaꢀserialꢀtimekeeperꢀICꢀ  
whichꢀprovidesꢀseconds,ꢀminutes,ꢀhours,ꢀday,ꢀdate,ꢀ  
monthꢀandꢀyearꢀinformation.ꢀTheꢀnumberꢀofꢀdaysꢀinꢀ  
eachꢀmonthꢀandꢀleapꢀyearsꢀareꢀautomaticallyꢀadjusted.ꢀ  
TheꢀHT1380A/HT1381Aꢀisꢀdesignedꢀforꢀlowꢀpowerꢀ  
consumptionꢀandꢀcanꢀoperateꢀinꢀtwoꢀmodes:ꢀoneꢀisꢀtheꢀ  
12-hourꢀmodeꢀwithꢀanꢀAM/PMꢀindicator,ꢀtheꢀotherꢀisꢀ  
theꢀ24-hourꢀmode.  
•ꢀ Maximumꢀinputꢀserialꢀclock:ꢀ500kHzꢀatꢀVDD=2V,ꢀ  
2MHzꢀatꢀVDD=5V  
•ꢀ Operatingꢀcurrent:  
ꢀ lessꢀthanꢀ0.5μAꢀatꢀ2V  
ꢀ lessꢀthanꢀ0.7μAꢀatꢀ3V  
ꢀ lessꢀthanꢀ1.0μAꢀatꢀ5V  
•ꢀ TTLꢀcompatible  
TheꢀHT1380A/HT1381Aꢀhasꢀseveralꢀregistersꢀtoꢀ  
storeꢀtheꢀcorrespondingꢀinformationꢀwithꢀ8-bitꢀdataꢀ  
format.ꢀAꢀ32768Hzꢀcrystalꢀisꢀrequiredꢀtoꢀprovideꢀtheꢀ  
correctꢀtiming.ꢀInꢀorderꢀtoꢀminimizeꢀtheꢀpinꢀnumber,ꢀ  
theꢀHT1380A/HT1381AꢀuseꢀaꢀserialꢀI/Oꢀtransmissionꢀ  
methodꢀtoꢀinterfaceꢀwithꢀaꢀmicroprocessor.ꢀOnlyꢀthreeꢀ  
wiresꢀareꢀrequired:ꢀ(1)ꢀREST,ꢀ(2)ꢀSCLKꢀandꢀ(3)ꢀI/O.ꢀ  
Dataꢀcanꢀbeꢀdeliveredꢀ1ꢀbyteꢀatꢀaꢀtimeꢀorꢀinꢀaꢀburstꢀofꢀ  
upꢀtoꢀ8ꢀbytes.  
ꢀ VIH:ꢀ2.0V~VDD+0.3VꢀatꢀVDD=5V  
ꢀ VIL:ꢀ0.3V~+0.8VꢀatꢀVDD=5V  
•ꢀ Twoꢀdataꢀtransmissionꢀmodes:ꢀsingle-byte,ꢀorꢀburstꢀ  
mode  
•ꢀ SerialꢀI/Oꢀtransmission  
•ꢀ AllꢀregistersꢀstoreꢀBCDꢀformat  
•ꢀ HT1380A:ꢀ8-pinꢀDIPꢀpackageꢀ  
HT1381A:ꢀ8-pinꢀSOPꢀpackage  
Applications  
•ꢀ Microcomputerꢀserialꢀclock  
•ꢀ ClockꢀandꢀCalendar  
Block Diagram  
I
/
O
D
t
a
a
S
h
f
i
t
R
e
a
T
i
l
m
e
R
e
s
g
e
t
i
r
C
o
l
k
c
S
L
C
K
C
m
o
m
n
a
d
X
O
s
l
c
a
l
o
i
t
a
r
n
d
R
S
E
T
C
o
n
r
l
o
t
L
o
c
g
i
D
v
i
d
i
e
C
i
r
c
r
i
u
t
X
Pin Assignment  
N
C
1
2
3
4
V
S
I
R
D
D
N
C
1
2
3
4
V
S
I
R
D
D
8
7
6
5
8
7
6
5
X
1
X
1
L
C
K
L
C
K
X
2
X
2
/
O
/
O
V
S
S
V
S
S
S
E
T
S
E
T
H
1
T
3
A
8
0
H
1
T
3
A
8
1
8
D
P
I
A
-
8
S
P
O
A
-
Rev. 1.00  
1
June 15, 2012  

与HT1381A相关器件

型号 品牌 获取价格 描述 数据表
HT1382 HOLTEK

获取价格

I2C/3-Wire Real Time Clock
HT1382_1105 HOLTEK

获取价格

I2C/3-Wire Real Time Clock
HT1391(28SDIP) ETC

获取价格

Clock Circuit
HT1391(28SOIC) ETC

获取价格

Clock Circuit
HT13BB104KC KEMET

获取价格

Capacitor, Ceramic
HT13BB104KN KEMET

获取价格

Capacitor, Ceramic
HT13G TSC

获取价格

1.0 AMP. Glass Passivated High Efficient Rectifiers
HT13R90 HOLTEK

获取价格

40-Bit Programmable Timer
HT14 TSC

获取价格

1.0 AMP. High Efficient Rectifiers
HT14308000J0G AMPHENOL

获取价格

Barrier Strip Terminal Block,