
Allicdata Part #: | DS1689S-ND |
Manufacturer Part#: |
DS1689S |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC RTC CLK/CALENDAR PAR 28-SOIC |
More Detail: | Real Time Clock (RTC) IC Clock/Calendar 114B Paral... |
DataSheet: | ![]() |
Quantity: | 1000 |
Interface: | Parallel |
Base Part Number: | DS1689 |
Supplier Device Package: | 28-SOIC |
Package / Case: | 28-SOIC (0.295", 7.50mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | 0°C ~ 70°C |
Current - Timekeeping (Max): | 2mA @ 3V, 3mA @ 5V |
Voltage - Supply, Battery: | 2.5 V ~ 3.7 V |
Voltage - Supply: | 2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V |
Series: | -- |
Date Format: | YY-MM-DD-dd |
Time Format: | HH:MM:SS (12/24 hr) |
Memory Size: | 114B |
Features: | NVSRAM |
Type: | Clock/Calendar |
Part Status: | Obsolete |
Packaging: | Tube |
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The DS1689S is a highly versatile real-time clock and calendar IC from Dallas Semiconductor. It is widely used in a variety of industrial and consumer applications, ranging from industrial automation and security systems, to computers, handhelds and point-of-sale systems. It is also used for tracking, logging and synchronization of events in a wide variety of applications.
The DS1689S is a low-power, low-cost, highly reliable real-time clock and calendar IC that uses an external MHz crystal oscillator and an internal battery to maintain accurate time and date. The clock can be programmed to generate an interrupt at any specific time, which can be used to control the timing of processes and system operations. In addition, the IC can be programmed to generate an interrupt when any of its internal registers reach a certain value. For example, the DS1689S can be programmed to generate an interrupt when its RAM reaches a certain level.
The DS1689S also features a wide variety of features including a calendar, time and date display, 24-hour/12-hour format, automatic daylight savings adjustment, leap year adjustment, two-level alarms and multiple I/O ports. In addition, the DS1689S is equipped with an internal battery backup that keeps it operating even when the main power is interrupted. This feature is ideal for applications that require an uninterrupted source of timing information.
The DS1689S is widely used in various applications, such as industrial automation and security, banking, automation and healthcare. In industrial automation and security applications, the DS1689S is used to control and schedule the operation of industrial systems such as conveyors, elevators and motorized doors. Data logging and tracking are also made possible using the DS1689S, and it can be used to record and synchronize events, in real time. In banking and healthcare applications, the DS1689S is used to provide accurate time and date data, enabling the secure and automated management of banking, healthcare and other related business and operations.
The working principle of the DS1689S is based on an external crystal oscillator and an internal battery. The crystal oscillator provides the timing pulses which are used to keep the time and date accurate. The internal battery is used to ensure that the time and date remain accurate, even when the main power is interrupted. The IC can also be set to generate an interrupt when the main power is interrupted, allowing the system to start to use the real-out time data.
Additionally, the DS1689S can be programmed to generate an interrupt when the internal RAM reaches a certain level, which can be used to control the timing of processes and system operations. The DS1689S can also be programmed to generate an interrupt at any specific time, which can be used to control the timing of processes and other system operations.
In conclusion, the DS1689S is a low-cost, highly reliable real-time clock and calendar IC that is widely used for a variety of industrial and consumer applications. It is equipped with an internal battery backup to ensure that the time and date remain accurate, even when the main power is interrupted. Finally, the DS1689S can be programmed to generate an interrupt when its RAM reaches a certain level, or when a specific time is reached, allowing the system to use the real-out time data.
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