DS1391U-18 Overview
Real time clocks is embedded in the 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) package.Time clock is packaged in the way of Tape & Reel (TR).The supply voltage of this electrical RTC is 1.71V ~ 1.89V.The type of this electrical real time clock is Clock/Calendar.This real time clock (RTC) is mounted in the way of Surface Mount.The operating temperature should be -40°C ~ 85°C.There are 2 terminations, which are the practice of ending a transmission line welectronic time clocksh a RTC module that matches the characteristic impedance of the line.The supply voltage of this electrical digital time clock is 1.3V ~ 3.7V.This part is included in Clock & Timer ICs.The RTC times embed a memory of - available for storing programs and data.It is mounted in the way of Surface Mount.The operating temperature should be higher than -55 °C.The operating temperature should be lower than 155 °C.It is a type of real time clock belonging to the - series.
DS1391U-18 Features
10-TFSOP, 10-MSOP (0.118, 3.00mm Width) package
2 terminations
- series

DS1391U-18 Applications
There are a lot of Analog Devices
DS1391U-18 Real Time Clocks applications.

Mobile telephones
Portable instruments
Electronic metering
Battery powered products
Automotive
Industrial
Digital still camera
Digital video camera
Printers
Copy machines

Lifecycle Status	Production (Last Updated: 5 days ago)
Contact Plating	Tin
Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
Supplier Device Package	10-uMAX/uSOP
Weight	5.499807 mg
Mounting Style	SMD/SMT
RoHS	Compliant
Package	Tube
Base Product Number	DS1391
Mfr	Analog Devices Inc./Maxim Integrated
Product Status	Active
Maximum Operating Temperature	+ 85 C
Supply Voltage - Max	1.89 V
Minimum Operating Temperature	- 40 C
Supply Voltage - Min	1.71 V
RTC Bus Interface	Serial
Battery Backup Switching	Backup Switching
Packaging	Tape & Reel (TR)
Operating Temperature	-40°C ~ 85°C
Series	-
Tolerance	0.1 %
Number of Terminations	2
Termination	Solder
Temperature Coefficient	15 ppm/°C
Type	Clock/Calendar
Resistance	374 kΩ
Max Operating Temperature	155 °C
Min Operating Temperature	-55 °C
Composition	Thin Film
Subcategory	Clock & Timer ICs
Power Rating	125 mW
Max Power Dissipation	125 mW
Voltage - Supply	1.71V ~ 1.89V
Function	Alarm, Calendar, Clock, Trickle Charger
Case Code (Metric)	2012
Case Code (Imperial)	0805
Interface	SPI
ELV	Compliant
Memory Size	-
Number of Resistors	1
Product Type	Real Time Clocks
Time Format	HH:MM:SS:hh (12/24 hr)
Date Format	YY-MM-DD-dd
Current - Timekeeping (Max)	100µA @ 1.71V ~ 1.89V
Voltage - Supply, Battery	1.3V ~ 3.7V
Features	Alarm, Leap Year, Square Wave Output, Trickle-Charger
Voltage Rating	150 V
Width	1.2446 mm
Height	550 µm
Length	2 mm
Radiation Hardening	No