Maxim Integrated DS1308U-33+, Real Time Clock Serial-I2C, 8-Pin μSOP
- RS庫存編號:
- 191-3677
- 製造零件編號:
- DS1308U-33+
- 製造商:
- Maxim Integrated
查看所有Real Time Clocks
- RS庫存編號:
- 191-3677
- 製造零件編號:
- DS1308U-33+
- 製造商:
- Maxim Integrated
產品概覽和技術數據資料表
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產品詳細資訊
Compatible with Crystal ESR Up to 100kΩ Allows a Crystal to be Optimized for Cost and Space
Low-Power Operation Extends Battery Backup Run Time
Low Timekeeping Current of 250nA (typ)
Automatic Power-Fail Detect and Switch Circuitry
Completely Manages All Timekeeping Functions
Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2400
External Clock Source for Synchronization Clock Reference (e.g., 32kHz, 50Hz/60Hz Powerline, GPS 1PPS)
56-Byte, Battery-Backed, General-Purpose RAM with Unlimited Writes
Programmable Square-Wave Output Signal
Simple Serial Port Interfaces with Most Microcontrollers
I2C Serial Interface
Industrial Temperature Range: -40°C to +85°C Supports Operation in a Wide Range of Applications
Applications
Consumer Electronics (Set-Top Box, Digital Recording, Network Appliance)
Handhelds (GPS, POS Terminal)
Medical (Glucometer, Medicine Dispenser)
Office Equipment (Fax/Printer, Copier)
Other (Utility Meter, Vending Machine, Thermostat, Modem)
Telecommunications (Router, Switcher, Server)
Low-Power Operation Extends Battery Backup Run Time
Low Timekeeping Current of 250nA (typ)
Automatic Power-Fail Detect and Switch Circuitry
Completely Manages All Timekeeping Functions
Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2400
External Clock Source for Synchronization Clock Reference (e.g., 32kHz, 50Hz/60Hz Powerline, GPS 1PPS)
56-Byte, Battery-Backed, General-Purpose RAM with Unlimited Writes
Programmable Square-Wave Output Signal
Simple Serial Port Interfaces with Most Microcontrollers
I2C Serial Interface
Industrial Temperature Range: -40°C to +85°C Supports Operation in a Wide Range of Applications
Applications
Consumer Electronics (Set-Top Box, Digital Recording, Network Appliance)
Handhelds (GPS, POS Terminal)
Medical (Glucometer, Medicine Dispenser)
Office Equipment (Fax/Printer, Copier)
Other (Utility Meter, Vending Machine, Thermostat, Modem)
Telecommunications (Router, Switcher, Server)
For products that are Customized and under Non-cancellable & Non-returnable, Sales & Conditions apply.
規格
Attribute | Value |
|---|---|
| Functions | NV SRAM, Real Time Clock |
| Date Format | DM:M:DW:Y |
| Time Format | SS:MM:HH |
| Bus Type | Serial-I2C |
| Mounting Type | Surface Mount |
| Package Type | μSOP |
| Pin Count | 8 |
| Dimensions | 3.1 x 0.65 x 0.95mm |
| Length | 3.1mm |
| Width | 0.65mm |
| Height | 0.95mm |
| Maximum Operating Supply Voltage | 5.5 V |
| Minimum Operating Supply Voltage | 3 V |
| Maximum Operating Temperature | +85 °C |
| Minimum Operating Temperature | -40 °C |