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型号	下载订购	功能描述	制造商上传企业	LOGO
DS1340U-18	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340U-18+	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340U-3	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340U-3+	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340U-33	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340U-33+	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340Z-18	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340Z-18+	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340Z-3	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim
DS1340Z-3+	文件：1.43447 Mbytes Page：13 Pages	I2C RTC with Trickle Charger General Description The DS1340 is a real-time clock (RTC)/calendar that is pin compatible and functionally equivalent to the ST M41T00, including the software clock calibration. The device additionally provides trickle-charge capability on the VBACKUP pin, a lower timekeeping voltage, and an osci 文件：1.43447 Mbytes 页数：13 Pages	Maxim 美信	Maxim

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技术参数

VSUPPLY(V)：
1.8
Date/ Time Format (hh = sec/100)：
YY-MM-DD/ HH
Features：
Square-Wave Output
Time Keeping Current (typ)(nA)：
800
CL(pF)：
12.5
Memory Type：
None
Time of Day Alarms：
0
Functions：
RTC
RoHS Available：
Yes
Package/ Pins：
SOIC (N)/8
Smallest Available Pckg. (max w/pins)(mm2)：
15.6
Oper. Temp.(°C)：
-40 to +85
Budgetary Price (See Notes)：
$1.58 @1k

供应商	型号	品牌	批号	封装	库存	备注	价格
深圳市欧立现代科技有限公司	DS1340	DALLAS	24+	DIP-24	6980	原装现货,可开13%税票	询价
深圳市安富世纪电子有限公司	DS1340	N/A	23+		80000	专注配单,只做原装进口现货	询价
深圳市科达星科技有限公司	DS1340	DALLAS	24+	DIP-24	37500	全新原装现货,量大价优!	询价
深圳市荣泽信电子科技有限公司	DS1340Z-33+T&R	DALLAS	23+	SOIC	10000	全新进口原装现货,价优	询价
深圳市星佑电子有限公司	DS1340Z-33+	DALLAS	05+	原厂原装	564	全新原装绝对有货	询价
深圳市毅创腾电子科技有限公司	DS1340Z-33+TR	MAX原装		SOP8	3200	原装长期供货!	询价
深圳市卓越微芯电子有限公司	DS1340Z-33	DALLAS	25+	SOP8	18822	百分百原装正品真实公司现货库存本公司只做原装可	询价
深圳市联世界科技有限公司	DS1340C-33	MAXIM/DALLAS	24+/25+		300	原装正品现货库存价优	询价
深圳市弘为电子有限公司	DS1340Z-33	=	24+	BGA	1068	原装现货假一罚十	询价
深圳市粤科源兴科技有限公司	DS1340Z-33+	MAXIM	13+	SOIC	3738	原装分销	询价

更多DS1340供应商更新时间2025-10-7 14:01:00

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