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M48T58Y-70PC1
+BOMIC RTC CLK/CALENDAR PAR 28-DIP
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #M48T58Y-70PC1
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Bảng dữ liệu M48T58Y-70PC1 DataSheet
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Gói DIP-28
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Có sẵn3659
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Series | Timekeeper® |
| Part Status | Active |
| Type | Clock/Calendar |
| Features | Leap Year |
| Time Format | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | Parallel |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Timekeeping(Max) | 3mA @ 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Through Hole |
Tổng quan
Description
The clock operates in either 24-hour or 12-hour mode with an AM/PM indicator. The M48T58Y-70PC1 is equipped with a battery switchover circuit, ensuring data retention and clock operation in the absence of external power. The package typically comes in a DIP (Dual In-line Package) form, facilitating easy integration into various electronic systems. It is particularly useful in applications requiring both data storage and timekeeping, such as embedded systems, industrial equipment, and electronic devices where maintaining accurate time is crucial even during power outages.
Equivalent
1. DS1644 from Maxim Integrated (formerly Dallas Semiconductor)
2. MK48T08 from STMicroelectronics
3. BQ4845Y from Texas Instruments
These alternatives offer similar features like non-volatile SRAM with integrated real-time clock capabilities. Always verify the specifications to ensure compatibility in your specific application.
Pinout
Pin Count:
- 28 pins
Key Pin Functions:
- Address Pins (A0-A14): Used for addressing 32K x 8 bits of memory.
- Data Pins (DQ0-DQ7): Bidirectional pins for data input and output.
- Chip Enable (E): Activates the device when low.
- Output Enable (G): Controls data output buffers.
- Write Enable (W): Initiates a write cycle when low.
- VCC: Supply voltage pin.
- VSS: Ground pin.
The M48T58Y-70PC1 is especially valuable in applications requiring consistent timekeeping and data preservation in applications like embedded systems.