參數(shù)資料
型號: DS1284Q/T&R
廠商: Maxim Integrated Products
文件頁數(shù): 18/18頁
文件大?。?/td> 0K
描述: IC TIMEKEEPER WATCHDOG 28-PLCC
標(biāo)準(zhǔn)包裝: 500
類型: 時鐘/日歷
特點: 警報器,閏年,方波輸出,SRAM,監(jiān)視計時器
存儲容量: 50B
時間格式: HH:MM:SS:hh(12/24 小時)
數(shù)據(jù)格式: YY-MM-DD-dd
接口: 并聯(lián)
電源電壓: 4.5 V ~ 5.5 V
電壓 - 電源,電池: 2.4 V ~ 3.5 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 28-LCC(J 形引線)
供應(yīng)商設(shè)備封裝: 28-PLCC(11.51x11.51)
包裝: 帶卷 (TR)
DS1284/DS1286
9 of 18
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +7.0V
Operating Temperature Range
Commercial………………………………………………………………………………..0
C to +70C
Industrial………………………………………………………………………………...-40°C to +85°C
Storage Temperature Range………………………………………………………………...-40°C to +85°C
Soldering Temperature………………..……………...See IPC/JEDEC J-STD-020 Specification (Note 13)
Stresses beyond those listed as “Absolute Maxim Ratings” may cause permanent damage to the device. These are stress ratings only, any
functional operation of the device at these or any other conditions beyond the those indicated in operations section of the specifications is no
implied. Exposure to absolute maximum ratings for extended periods may affect device reliability.
RECOMMENDED DC OPERATING CONDITIONS
(TA = -40°C to +85°C or 0°C to +70°C.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Power-Supply Voltage
VCC
4.5
5.0
5.5
V
10
Input Logic 1
VIH
2.2
VCC +
0.3
V
10
Input Logic 0
VIL
-0.3
+0.8
V
10
VBAT Input Voltage
VBAT
2.4
3.0
3.5
V
10
DC ELECTRICAL CHARACTERISTICS
(VCC = 5V 10%, TA = -40C to +85C or 0°C to +70°C.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Leakage Current
IIL
-1.0
+1.0
A
Output Leakage Current
ILO
-1.0
+1.0
A
I/O Leakage Current
CE
V
IH VCC
ILIO
-1.0
+1.0
A
Output Current at 2.4V
IOH
-1.0
mA
Output Current at 0.4V
IOL
2.0
mA
Standby Current
CE = 2.2V
ICCS1
3.0
7.0
mA
Standby Current
CE > V
CC - 0.5
ICCS2
4.0
mA
Active Current
ICC
15
mA
Write-Protection Voltage
VTP
1.088
x VBAT
1.26 x
VBAT
1.324
x VBAT
V
DC ELECTRICAL CHARACTERISTICS
(VCC = 0V, VBAT = 2.4V to 3.5V, TA = 0°C to +70°C.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Battery Current (
EOSC = 0)
IBAT
+0.5
+0.6
A
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參數(shù)描述
DS1285Q 制造商:Maxim Integrated Products 功能描述:
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(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
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(fēng)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(fēng)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(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube