Real-Time Clock/Calendar | NXP Semiconductors

Real-Time Clock/Calendar

NXP’s Real-Time Clocks

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Block Diagram

PCF8563BS, PCF8563P, PCF8563T, PCF8563TS, PCF8564ACX9, PCF8564AU

Features

Key Features

  • Provides year, month, day, weekday, hours, minutes, and seconds based on a 32.768 kHz quartz crystal
  • Century flag
  • Clock operating voltage: 1.0 V to 5.5 V at room temperature
  • Low backup current; typical 0.25 μA at VDD = 3.0 V and Tamb = 25 °C
  • 400 kHz two-wire I²C-bus interface (at VDD = 1.8 V to 5.5 V)
  • Programmable clock output for peripheral devices (32.768 kHz, 1.024 kHz, 32 Hz, and 1 Hz)
  • Alarm and timer functions
  • Integrated oscillator capacitor
  • Internal Power-On Reset (POR)
  • I²C-bus target address: read A3h and write A2h
  • Open-drain interrupt pin

Buy/Parametrics

3 results

Include 0 NRND

Order

CAD Model

Status

RTC Type

Accuracy (Typ) (+/- ppm)

Supply Voltage [Min to Max] (V)

Low Supply Current (μA)

Communication protocol

Capacitive Load (μF)

Battery Back Up

Watchdog timer

Programmable alarm

Countdown Timer

Tamper Input

Interrupt Output

Integrated Temperature Compensation

AEC-Q100 compliant

Package Type

Package Dimensions (LxWxZ (mm))

Operating Temperature (Min-Max) (℃)

Budgetary Price excluding tax

Active

IC

20 to 50 at 25°C

1.8 to 5.5

0.25

I²C

7

No

Y

Y

Y

0

1

N

N

HVSON10

3 x 3 x 0.85

-40 to 85

1K @ US$0.41

Active

IC

20 to 50 at 25°C

1.8 to 5.5

0.25

I²C

7

No

Y

Y

Y

0

1

N

N

SO8

4.9 x 3.9 x 1.75

-40 to 85

1K @ US$0.30 - 1K @ US$0.48

Active

IC

20 at 25°C

1.8 to 5.5

0.25

I²C

7

No

Y

Y

Y

0

1

N

N

TSSOP8

3 x 3 x 1.1

-40 to 85

1K @ US$0.42 - 1K @ US$0.58

Documentation

Quick reference to our documentation types.

1-10 of 15 documents

Compact List

Application Note (2)
Brochure (1)
Data Sheet (1)
Package Information (2)
Packing Information (4)
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Design Files

Engineering Services

2 engineering services

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