Overview
The PCF8563BS/4,118 is a CMOS Real-Time Clock (RTC) and calendar IC produced by NXP USA Inc. This component is optimized for low power consumption, making it suitable for a variety of battery-powered and low-power applications. It features a programmable clock output, interrupt output, and a voltage-low detector, among other functionalities. The PCF8563BS/4,118 communicates via a 400 kHz two-wire I2C-bus interface and supports a wide operating voltage range from 1.8V to 5.5V.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | PCF8563BS/4,118 |
| Package / Case | 10-VFDFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C to 85°C |
| Voltage - Supply | 1.8V to 5.5V |
| Interface | I2C, 2-Wire Serial |
| Clock Frequency | 0.032 MHz (32.768 kHz) |
| Time Format | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd |
| Current - Timekeeping (Max) | 0.6 μA to 0.75 μA @ 2V to 5V |
| Interrupt Capability | Yes |
| Features | Alarm, Leap Year, Watchdog Timer |
Key Features
- Low power consumption with a typical backup current of 0.25 μA at VDD = 3.0 V and Tamb = 25°C.
- 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 slave address: read A3h and write A2h.
- Open-drain interrupt pin.
- Voltage-low detector to monitor the supply voltage.
Applications
- Mobile telephones.
- Portable instruments.
- Electronic metering.
- Battery-powered products).
Q & A
- What is the operating voltage range of the PCF8563BS/4,118?
The operating voltage range is from 1.8V to 5.5V).
- What type of interface does the PCF8563BS/4,118 use?
The PCF8563BS/4,118 uses a 400 kHz two-wire I2C-bus interface).
- What are the key features of the PCF8563BS/4,118?
The key features include programmable clock output, alarm and timer functions, integrated oscillator capacitor, internal Power-On Reset (POR), and a voltage-low detector).
- What is the typical backup current of the PCF8563BS/4,118?
The typical backup current is 0.25 μA at VDD = 3.0 V and Tamb = 25°C).
- Does the PCF8563BS/4,118 support leap year compensation?
Yes, the PCF8563BS/4,118 compensates for leap years by adding a 29th day to February if the year counter contains a value which is a leap year).
- What is the maximum bus speed of the I2C interface?
The maximum bus speed is 400 kbit/s).
- What type of package does the PCF8563BS/4,118 come in?
The PCF8563BS/4,118 comes in a 10-VFDFN Exposed Pad package).
- Is the PCF8563BS/4,118 RoHS compliant?
Yes, the PCF8563BS/4,118 is ROHS3 compliant).
- What are some common applications of the PCF8563BS/4,118?
Common applications include mobile telephones, portable instruments, electronic metering, and battery-powered products).
- Does the PCF8563BS/4,118 have an interrupt capability?
Yes, the PCF8563BS/4,118 has an interrupt capability with an open-drain interrupt pin).
