W pełni sprawny układ zegara czasu rzeczywistego Dallas DS1305 (SPI).

Cena dotyczy 1 sztuki.

Układy pochodzą z demontażu.

7-dniowa gwarancja rozruchowa.

Functions

- Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100

- 96-Byte, Battery-Backed NV RAM for Data Storage

- Two Time-Of-Day Alarms, Programmable on Combination of Seconds, Minutes, Hours, and Day of the Week

- Standard Serial Port Interfaces with Most Microcontrollers - Supports SPI (Serial Peripheral Interface) Modes 1 and 3 or Standard 3-Wire Interface

- Burst Mode for Reading/Writing Successive Addresses in Clock/RAM

- Multiple Power Supply Pins Ease Adding Battery For Backup

- Dual-Power Supply Pins for Primary and Backup Power Supplies

- Optional Trickle Charge Output to Backup Supply

- 2.0V to 5.5V Operation