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DS3234SN#
+NomenclatureIC RTC CLK/CALENDAR SPI 20-SOIC
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #DS3234SN#
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Package SOIC-20
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En stock6507
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Spécifications
| Attribut | Valeur |
| Package / Case | Tube |
| Part Status | Active |
| Type | Clock/Calendar |
| Features | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal |
| Memory Size | 256B |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | SPI |
| Voltage - Supply | 2V ~ 5.5V |
| Voltage - Supply, Battery | 2V ~ 3.8V |
| Current - Timekeeping(Max) | 120µA ~ 160µA @ 3.63V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Présentation
Description
The DS3234SN# also offers features such as two programmable alarms, a 256-byte battery-backed SRAM, and a century byte to simplify date calculations that span across centuries. It is commonly used in applications that require precise timekeeping, such as data loggers, industrial systems, and consumer electronics. With its low power consumption and backup battery functionality, it remains a reliable choice for maintaining accurate timekeeping in a variety of applications.
Equivalent
1. DS3231: Also a temperature-compensated RTC with similar features.
2. Abracon AB08X5: A family of RTCs with low power consumption.
3. Microchip MCP79410: Offers EEPROM and unique ID features.
4. NXP PCF2129AT: A low-power RTC with an integrated crystal.
Always verify specific requirements like temperature range and power consumption for compatibility.
Features
1. Precision Timekeeping: Provides time and calendar information including seconds, minutes, hours, day, date, month, and year with leap-year compensation valid up to 2100.
2. SPI Interface: Uses a Serial Peripheral Interface (SPI) for easy communication with microcontrollers.
3. Temperature-Compensated Crystal Oscillator (TCXO): Ensures high accuracy with a built-in temperature-compensated oscillator.
4. Battery Backup: Supports operation from a backup battery, maintaining timekeeping even when main power is lost.
5. Programmable Alarms: Two programmable time-of-day alarms for added flexibility.
6. Temperature Sensor: On-chip temperature sensor with ±3°C accuracy.
7. 32kHz Output: Provides a stable clock signal for other digital components.
8. Non-Volatile Memory: 256 bytes of battery-backed SRAM for user data storage.
9. Wide Range of Operating Temperature: Functions reliably over an extended temperature range, suitable for industrial applications.
10. Low Power Consumption: Optimal for battery-powered applications.
These features make the DS3234SN# ideal for applications requiring precise timekeeping and long-term reliability.