Overview
The PCA8565TS/1, produced by NXP USA Inc., is a CMOS real-time clock and calendar optimized for low power consumption. This component is designed to provide accurate time and date information, making it suitable for a variety of applications, particularly in automotive and industrial sectors. The PCA8565TS/1 features a 400 kHz two-wire I2C-bus interface and operates over a wide voltage range from 0.9 V to 5.5 V, ensuring flexibility and reliability in different operating conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Pins | 8 |
| Package Type | TSSOP8 |
| Operating Voltage | 0.9 V to 5.5 V |
| Operating Temperature | -40°C to +125°C |
| Current Consumption | Typical 0.65 μA at VDD = 3.0 V and Tamb = 25°C |
| I2C-Bus Speed | 400 kHz |
| Oscillator Frequency | 32.768 kHz |
| Programmable Clock Output | 32.768 kHz, 1.024 kHz, 32 Hz, and 1 Hz |
| Alarm and Timer Functions | Yes |
| Voltage-Low Detector | Yes |
| Compliance | AEC-Q100 compliant |
Key Features
- Provides year, month, day, weekday, hours, minutes, and seconds based on a 32.768 kHz quartz crystal.
- Programmable clock output for peripheral devices.
- Alarm and timer functions.
- Internal power-on reset.
- Open-drain interrupt pin.
- One integrated oscillator capacitor.
- Compensates for leap years.
- I2C-bus slave address: read A3h and write A2h.
Applications
- Automotive applications.
- Industrial applications.
- Other applications requiring a wide operating temperature range.
Q & A
- What is the PCA8565TS/1 used for? The PCA8565TS/1 is used as a real-time clock and calendar in various applications, especially in automotive and industrial sectors.
- What is the operating voltage range of the PCA8565TS/1? The PCA8565TS/1 operates over a voltage range from 0.9 V to 5.5 V.
- What is the maximum I2C-bus speed of the PCA8565TS/1? The maximum I2C-bus speed is 400 kHz.
- Does the PCA8565TS/1 have alarm and timer functions? Yes, the PCA8565TS/1 includes alarm and timer functions.
- Is the PCA8565TS/1 AEC-Q100 compliant? Yes, the PCA8565TS/1 is AEC-Q100 compliant, making it suitable for automotive applications.
- What is the typical current consumption of the PCA8565TS/1? The typical current consumption is 0.65 μA at VDD = 3.0 V and Tamb = 25°C.
- What are the programmable clock output frequencies of the PCA8565TS/1? The programmable clock output frequencies are 32.768 kHz, 1.024 kHz, 32 Hz, and 1 Hz.
- Does the PCA8565TS/1 have a voltage-low detector? Yes, the PCA8565TS/1 includes a voltage-low detector.
- What is the operating temperature range of the PCA8565TS/1? The operating temperature range is -40°C to +125°C.
- How many pins does the PCA8565TS/1 have? The PCA8565TS/1 has 8 pins.
