參數(shù)資料
型號: DS1286
英文描述: Watchdog Timekeeper
中文描述: 看門狗計時器
文件頁數(shù): 8/13頁
文件大?。?/td> 234K
代理商: DS1286
DS1286
8 of 13
TIME OF DAY ALARM MASK BITS
Figure 3
REGISTER
(3)MINUTES
(5)HOURS
1
1
0
1
0
0
0
0
(7)DAYS
1
1
1
0
ALARM ONCE PER MINUTE
ALARM WHEN MINUTES MATCH
ALARM WHEN HOURS AND MINUTES MATCH
ALARM WHEN HOURS, MINUTES, AND DAYS
MATCH
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
-0.3V to +7.0V
0°C to 70°C
-40°C to +70°C
260°C for 10 seconds (See Note 14)
*
This is a stress rating only and functional operation of the device at these or any other conditions
above those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(0
°
C to 70
°
C)
PARAMETER
SYMBOL
Power Supply Voltage
V
CC
Input Logic 1
V
IH
Input Logic 0
V
IL
MIN
4.5
2.2
-0.3
TYP
5.0
MAX
5.5
V
CC
+0.3
0.8
UNITS
V
V
V
NOTES
10
10
10
DC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
= 5V
±
=
10%)
PARAMETER
SYMBOL
Input Leakage Current
I
IL
Output Leakage Current
I
LO
I/O Leakage Current
CE
V
IH
V
CC
Output Current @ 2.4V
I
OH
Output Current @ 0.4V
I
OL
Standby Current
CE
= 2.2V
I
CCS1
Standby Current
CE
> V
CC
-0.5
I
CCS2
Active Current
I
CC
Write Protection Voltage
V
TP
MIN
-1.0
-1.0
-1.0
TYP
MAX
+1.0
+1.0
+1.0
UNITS
μ
A
μ
A
μ
A
NOTES
I
LIO
-1.0
2.0
mA
mA
mA
mA
mA
V
13
3.0
7.0
4.0
15
4.25
CAPACITANCE
(t
A
= 25
°
C)
PARAMETER
SYMBOL
Input Capacitance
C
IN
Output Capacitance
C
OUT
Input/Output Capacitance
C
I/O
MIN
TYP
7
7
7
MAX
10
10
10
UNITS
pF
pF
pF
NOTES
相關PDF資料
PDF描述
DS1287 Real Time Clock
DS1345ABP-70-IND GT 6C 2#8 4#16 SKT PLUG
DS1345YP-100 CAT5E PATCH CORD 100MHZ 7 FOOT BEIGE
DS1345YP-70-IND CAT5E PATCH CORD 100 FOOT BEIGE
DS1345Y-70 1024k Nonvolatile SRAM with Battery Monitor
相關代理商/技術參數(shù)
參數(shù)描述
DS1286+ 功能描述:實時時鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1286I 功能描述:實時時鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1286I+ 功能描述:實時時鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS12885 功能描述:實時時鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS12885+ 功能描述:實時時鐘 RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube