VBCC Timers & Real-Time Clocks 5

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Part RoHS Manufacturer Peripheral IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Package Body Material Surface Mount Information Access Method Maximum Supply Voltage On Chip Data RAM Width Screening Level No. of Bits Maximum Output Clock Frequency Power Supplies (V) Package Style (Meter) Package Equivalence Code Interrupt Capability Minimum Supply Voltage Maximum Operating Temperature Minimum Operating Temperature Terminal Finish Terminal Position Maximum Seated Height RAM Words Width Additional Features External Data Bus Width Maximum Clock Frequency Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length Total Dose (V) No. of Timers Technology Maximum Supply Current Minimum Time Nominal Supply Voltage Sub-Category Bus Compatibility Terminal Pitch JESD-30 Code Moisture Sensitivity Level (MSL) Qualification Volatile JESD-609 Code

FT7522L6X

Onsemi

TIMER, PROGRAMMABLE

INDUSTRIAL

BUTT

6

VBCC

RECTANGULAR

UNSPECIFIED

YES

5 V

CHIP CARRIER, VERY THIN PROFILE

1.8 V

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

BOTTOM

.55 mm

1 mm

0

30

260

1.45 mm

0

CMOS

.5 mm

R-XBCC-B6

1

e4

PCF2123U/12HA

NXP Semiconductors

TIMER, REAL TIME CLOCK

INDUSTRIAL

BUTT

12

VBCC

RECTANGULAR

UNSPECIFIED

YES

SERIAL, 3-WIRE

5.5 V

CHIP CARRIER, VERY THIN PROFILE

1.1 V

85 Cel

-40 Cel

BOTTOM

.17 mm

1.449 mm

1.492 mm

1

CMOS

1.8 V

R-XBCC-B12

PCF8802AUG/AB

NXP Semiconductors

TIMER, REAL TIME CLOCK

INDUSTRIAL

BUTT

8

VBCC

RECTANGULAR

UNSPECIFIED

YES

I2C

5.5 V

CHIP CARRIER, VERY THIN PROFILE

1.6 V

85 Cel

-40 Cel

BOTTOM

.215 mm

1.14 mm

SEATED HGT-NOM

1.19 mm

1

CMOS

3 V

R-XBCC-B8

PCF2123U/12AA

NXP Semiconductors

TIMER, REAL TIME CLOCK

INDUSTRIAL

BUTT

12

VBCC

RECTANGULAR

UNSPECIFIED

YES

SERIAL, 3-WIRE

5.5 V

CHIP CARRIER, VERY THIN PROFILE

1.1 V

85 Cel

-40 Cel

BOTTOM

.22 mm

1.449 mm

1.492 mm

1

CMOS

1.8 V

R-XBCC-B12

PCF8802AUG/ABZ

NXP Semiconductors

TIMER, REAL TIME CLOCK

INDUSTRIAL

BUTT

8

VBCC

RECTANGULAR

UNSPECIFIED

YES

I2C

5.5 V

CHIP CARRIER, VERY THIN PROFILE

1.6 V

85 Cel

-40 Cel

BOTTOM

.215 mm

1.14 mm

SEATED HGT-NOM

1.19 mm

1

CMOS

3 V

R-XBCC-B8

Timers & Real-Time Clocks

Timers and real-time clocks (RTCs) are electronic devices that are used to measure and track time intervals in electronic systems. They are crucial components in many applications, such as control systems, automation systems, and consumer electronics.

A timer is an electronic device that is used to measure the duration of time intervals. Timers can be either digital or analog and can be used to measure time intervals ranging from microseconds to hours or even days. They can be used for a variety of applications, such as controlling the duration of a signal or triggering an event after a specified time interval.

A real-time clock (RTC) is a clock that keeps track of the current time and date. Unlike a timer, an RTC is capable of keeping track of time even when the system is powered off. RTCs are commonly used in consumer electronics such as watches, clocks, and digital cameras, as well as in control systems, data loggers, and other applications that require accurate timekeeping.