pcf85163 NXP Semiconductors, pcf85163 Datasheet

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pcf85163

Manufacturer Part Number
pcf85163
Description
Real-time Clock And Calendar
Manufacturer
NXP Semiconductors
Datasheet

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1. General description
2. Features and benefits
3. Applications
1.
The definition of the abbreviations and acronyms used in this data sheet can be found in
The PCF85163 is a CMOS
consumption. A programmable clock output, interrupt output, and voltage-low detector are
also provided. All addresses and data are transferred serially via a two-line bidirectional
I
automatically after each written or read data byte.
2
C-bus. Maximum bus speed is 400 kbit/s. The register address is incremented
PCF85163
Real-time clock and calendar
Rev. 2 — 28 July 2010
Provides year, month, day, weekday, hours, minutes, and seconds based on a
32.768 kHz quartz crystal
Century flag
Clock operating voltage: 1.8 V to 5.5 V
Low backup current; typical 0.25 μA at V
400 kHz two-line I
Programmable clock output for peripheral devices (32.768 kHz, 1.024 kHz, 32 Hz, and
1 Hz)
Alarm and timer functions
Internal Power-On Reset (POR)
I
Open-drain interrupt pin
Mobile telephones
Portable instruments
Electronic metering
Battery powered products
2
C-bus slave address: read A3h and write A2h
2
C-bus interface (at V
1
Real-Time Clock (RTC) and calendar optimized for low power
DD
DD
= 1.8 V to 5.5 V)
= 3.0 V and T
Section
18.
amb
= 25 °C
Product data sheet

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