DS1685QN-5 Overview
You can find real time clocks in package 28-LCC (J-Lead) among the other packages that are available.Tube is the way time clock is packaged, which is the way time clock is intended to be.It requires a voltage of 4.5V~5.5V to be supplied.Electrical real time clocks of type Clock/Calendar are involved.This electronic component has been mounted in the way of Surface Mount.In order to be safe, electronic time clocks are imperative that the temperature are kept at -40°C~85°C at all times.When a command are executed, electronic time clocks are possible to maintain Alarm, NVSRAM, Square Wave Output, Y2K in order to maintain the current state.A transmission line with 28 terminations possesses the characteristic impedance of the RTC module terminating it.RTC real time clocks like this have a 5V supply voltage.The RTCs are equipped with the necessary features due to its 28 pins.This electrical digital time clock's supply voltage is 2.5V~3.7V.In the real time analog clocks, the available memory size is 242B.The frequency of real time clocks' output should not be higher than 0.032MHz.Following an input signal, there are 1 timers that output a signal at a preset time.
DS1685QN-5 Features
28-LCC (J-Lead) package
28 terminations
28 pin count

DS1685QN-5 Applications
There are a lot of Rochester Electronics, LLC
DS1685QN-5 Real Time Clocks applications.

Printers
Copy machines
Mobile equipment
Battery powered devices
Printers and copiers
Electronic metering
Digital cameras
White goods
Elapsed time counter
Network powered devices

Mounting Type	Surface Mount
Package / Case	28-LCC (J-Lead)
Surface Mount	YES
Operating Temperature	-40°C~85°C
Packaging	Tube
JESD-609 Code	e0
Feature	Alarm, NVSRAM, Square Wave Output, Y2K
Pbfree Code	no
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Number of Terminations	28
Type	Clock/Calendar
Terminal Finish	TIN LEAD
Voltage - Supply	4.5V~5.5V
Terminal Position	QUAD
Peak Reflow Temperature (Cel)	245
Supply Voltage	5V
Terminal Pitch	1.27mm
Reach Compliance Code	unknown
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Pin Count	28
JESD-30 Code	S-PQCC-J28
Qualification Status	COMMERCIAL
Interface	Parallel
Memory Size	242B
Clock Frequency	0.032MHz
External Data Bus Width	8
Number of Timers	1
Time Format	HH:MM:SS (12/24 hr)
Date Format	YY-MM-DD-dd
Current - Timekeeping (Max)	3mA @ 5V
Voltage - Supply, Battery	2.5V~3.7V
Length	11.505mm
Height Seated (Max)	4.57mm
Width	11.505mm
RoHS Status	Non-RoHS Compliant