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DS1672S-33
+NomenclatureIC RTC BINARY COUNTER I2C 8SOIC
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #DS1672S-33
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Fiche technique DS1672S-33 DataSheet
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Spécifications
| Attribut | Valeur |
| PartStatus | Obsolete |
| BaseProductNumber | DS1672 |
| DigiKeyProgrammable | Not Verified |
| Type | Binary Counter |
| Features | Trickle-Charger |
| TimeFormat | Binary |
| DateFormat | Binary |
| Interface | I2C, 2-Wire Serial |
| Voltage-Supply | 2.97V ~ 3.63V |
| Voltage-Supply,Battery | 1.3V ~ 3.63V |
| Current-Timekeeping(Max) | 500µA @ 3.63V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| Packaging | Tube |
Présentation
Description
A key feature of the DS1672S-33 is its ability to maintain timekeeping even when the main system power is turned off, using a separate backup battery. It operates using an I2C interface, making it easy to integrate with microcontroller-based systems for data communication. The device is packaged in a compact and reliable surface-mount form, making it suitable for various embedded systems.
The chip's simplicity and low power consumption make it ideal for consumer electronics, industrial devices, and other systems that require a precise and reliable real-time clock functionality without the need for extensive programming or configuration.
Equivalent
1. Maxim Integrated DS1302
2. Maxim Integrated DS1307
3. NXP PCF8563
4. Microchip MCP7940N
5. STMicroelectronics M41T00
These alternatives should be checked for pin compatibility and specific feature matching to ensure they meet your application requirements.
Features
1. Timekeeping: Provides seconds, minutes, hours, day, date, month, and year information. The clock operates in either 24-hour or 12-hour format with an AM/PM indicator.
2. Battery Backup: Includes a battery backup input to maintain timekeeping during power failures.
3. Interface: I2C-compatible serial interface for communication with microcontrollers.
4. Leap Year Compensation: Automatically adjusts for months with fewer than 31 days and corrects for leap years up to 2100.
5. Low Power Consumption: Designed for efficient power usage, allowing extended battery life during backup mode.
6. Temperature Range: Operates effectively across a wide temperature range, suitable for various applications.
These features make the DS1672S-33 ideal for embedded systems requiring accurate timekeeping with minimal power consumption.
Pinout
1. VCC (Pin 1): Power supply pin for the device.
2. SDA (Pin 2): Serial data line for I2C communication.
3. SCL (Pin 3): Serial clock line for I2C communication.
4. GND (Pin 4): Ground pin.
5. NC (Pin 5): No connection (not used).
6. NC (Pin 6): No connection (not used).
7. NC (Pin 7): No connection (not used).
8. NC (Pin 8): No connection (not used).
The primary function of the DS1672S-33 is to maintain accurate timekeeping over a wide range of operating conditions. It includes a 32-bit counter that increments once per second and can be set to a specific time. The device operates with a supply voltage of 3.3V.
Manufacturer
Maxim Integrated focuses on delivering high-performance semiconductor solutions that enhance the functionality and efficiency of electronic devices. Their product portfolio includes power management ICs, sensors, amplifiers, interface circuits, and more. In 2021, Analog Devices, Inc., a leader in analog technology, acquired Maxim Integrated. This acquisition expanded Analog Devices' portfolio and strengthened its position in the semiconductor industry, allowing it to provide an even broader range of high-performance analog and mixed-signal solutions to its global customer base.
Application
1. Embedded Systems: Provides real-time clock (RTC) functionality for microcontroller-based systems.
2. Data Logging: Supports time-stamped data recording in data loggers.
3. Telecommunications: Ensures accurate timing in networking equipment and telecom systems.
4. Consumer Electronics: Used in devices like DVRs and smart appliances for time-based operations.
5. Industrial Automation: Facilitates timekeeping in process control and monitoring systems.
6. Portable Devices: Offers low-power timekeeping for battery-operated gadgets.
Its ability to operate over a broad voltage range makes it versatile for various electronic applications.