The X1228V14Z-2.7 is a Real Time Clock (RTC) from Quarktwin Technology Ltd., designed for accurate timekeeping and calendar functions. It features a 2-wire I²C interface with a data transfer rate of 400kHz, making it suitable for various applications. The device includes a built-in oscillator with compensation, ensuring precise time tracking with ±30ppm frequency adjustment settings. It supports two non-volatile polled alarms that can be set for various time intervals and includes a watchdog timer for CPU supervision. This RTC also incorporates 512 x 8 bits of EEPROM with multiple write modes and block protection, ensuring data integrity with a retention period of up to 100 years and endurance of 100,000 cycles per byte. The device operates at a low power consumption of 1.25µA, making it ideal for battery-powered applications. The X1228V14Z-2.7 is available in a 14-lead TSSOP package and is RoHS compliant, suitable for a range of applications including utility meters, HVAC equipment, and consumer electronics.
"Real Time Clock (RTC) IC Clock/Calendar I²C, 2-Wire Serial 14-TSSOP (0.173"", 4.40mm Width)"
Real Time Clock (RTC) IC Clock/Calendar I²C, 2-Wire Serial 14-TSSOP (0.173", 4.40mm Width)
IC RTC CLK/CALENDAR I2C 14-TSSOP
IC RTC CLK/CALENDAR I2C 14-TSSOP
| DigiKey | Quarktwin Technology Ltd. | Lingto Electronic Limited | Acme Chip Technology Co., Limited | |
|---|---|---|---|---|
| Product Category | IC Clocks | IC Clocks | IC Clocks | IC Clocks |
| Product Number | X1228V14Z-2.7-ND | X1228V14Z-2.7 | X1228V14Z-2.7 | X1228V14Z-2.7 |
| Product Name | Real Time Clocks | Real Time Clocks | Clock/Timing - Real Time Clocks | Integrated Circuits (ICs) - Clock-Timing - Real Time Clocks |
| Device Type | Real Time Clock | Real Time Clock | Real Time Clock | Clock/Calendar; Real Time Clock |
| Package Type | Surface Mount; TSSOP; "14-TSSOP (0.173"", 4.40mm Width)" | Surface Mount; SSOP; 14-TSSOP (0.173\", 4.40mm Width) | ||
| Supply Voltage | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 2.7 to 5.5 volts |
