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DS1339C-33#T&R
+Lista de MateriaisIC RTC CLK/CALENDAR I2C 16-SOIC
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #DS1339C-33#T&R
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Pacote SOIC-16
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Em Estoque5670
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Clock/Calendar |
| Features | Alarm, Leap Year, Square Wave Output, Trickle-Charger |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial |
| Voltage - Supply | 2.97V ~ 5.5V |
| Voltage - Supply, Battery | 1.3V ~ 3.7V |
| Current - Timekeeping(Max) | 200µA @ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include a timekeeping function that maintains seconds, minutes, hours, day, date, month, and year information, with leap year compensation up to 2100. It also includes an alarm function and a programmable square-wave output signal, which can be used for timing and event control. The device integrates a crystal oscillator circuit, which helps in maintaining time accuracy.
The DS1339C-33#T&R is commonly used in embedded systems, consumer electronics, and anywhere precise timekeeping is essential. It comes in a compact package, and the "T&R" denotes it is supplied in tape and reel packaging for automated assembly processes.
Equivalent
1. Maxim Integrated DS3231 - A high-accuracy I2C RTC with an integrated temperature-compensated crystal oscillator.
2. NXP PCF8563 - A low-power RTC with alarm and timer functions.
3. Microchip MCP7940N - An I2C RTC with SRAM and unique ID features.
4. Epson RX8025 - An RTC module with a built-in crystal.
These alternatives offer similar functionalities with varying features.
Features
1. Timekeeping: Provides time in seconds, minutes, hours, day, date, month, and year, with leap year compensation up to 2100.
2. I2C Interface: Communicates over a standard I2C serial interface, which facilitates easy integration with microcontrollers.
3. Operating Voltage: This model operates at 3.3V, suitable for systems with similar power requirements.
4. Battery Backup: Supports battery backup input to maintain timekeeping during power outages.
5. Low Power Consumption: Designed for minimal power usage to extend battery life.
6. 32.768 kHz Crystal Oscillator: Integrated crystal oscillator for accurate timekeeping.
7. Programmable Square-Wave Output: Can generate a square-wave output for use in various applications.
8. Temperature Range: Operates reliably over a wide temperature range, typically from -40°C to +85°C.
These features make the DS1339C-33#T&R suitable for applications requiring precise timekeeping and minimal power consumption, such as in embedded systems and portable devices.
Pinout
Here is a brief description of the pin functions:
1. VCC: Power supply pin.
2. GND: Ground pin.
3. SDA: Serial Data; used for data input/output in I²C communication.
4. SCL: Serial Clock; used to synchronize data transfer in I²C communication.
5. SQW/OUT: Square Wave or Output; can output a square wave or a static logic level.
6. VBACKUP: Backup Supply; allows the RTC to maintain timekeeping during main power failure.
7. 32kHz: 32.768 kHz oscillator input; used to connect an external crystal for timekeeping.
8. N/C: No Connect; typically not internally connected.
The DS1339C-33#T&R provides timekeeping functions including seconds, minutes, hours, day, date, month, and year, and it accounts for leap years.
Manufacturer
Application
1. Consumer Electronics: Used in devices like TVs, DVRs, and audio systems to maintain accurate time and date.
2. Computers and Servers: Provides timekeeping functions for system clocks and timestamps.
3. Industrial Automation: Ensures precise scheduling and time-stamping for automated processes.
4. Telecommunications: Maintains accurate timing for network equipment.
5. IoT Devices: Supports time-related functions in smart devices and sensors.
Its low power consumption and integrated features make it suitable for battery-operated devices.