PCF2123TS Overview
A total of 14 pins are attached to this RTCs.
PCF2123TS Features
14 pin count

PCF2123TS Applications
There are a lot of NXP Semiconductors
PCF2123TS 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

ECCN (US)	EAR99
HTS	8542.39.00.01
Bus Type	Serial (3-Wire, SPI)
Minimum Operating Supply Voltage (V)	1.1
Typical Operating Supply Voltage (V)	5|2.5|1.8|3.3
Maximum Operating Supply Voltage (V)	5.5
Maximum Power Dissipation (mW)	300
Minimum Operating Temperature (°C)	-40
Maximum Operating Temperature (°C)	85
Standard Package Name	SOP
Supplier Package	TSSOP
Mounting	Surface Mount
Package Height	0.95(Max)
Package Length	5.1(Max)
Package Width	4.5(Max)
PCB changed	14
Lead Shape	Gull-wing
Part Status	Active
Pin Count	14
Function	Clock/Calendar/Alarm/Timer/Interrupt
Time Format	HH:MM:SS
Date Format	DW:DM:M:Y
RoHS Status	RoHS Compliant