- RS庫存編號:
- 190-5189P
- 製造零件編號:
- DS17287-5+
- 製造商:
- Maxim Integrated
查看所有Real Time Clocks
- RS庫存編號:
- 190-5189P
- 製造零件編號:
- DS17287-5+
- 製造商:
- Maxim Integrated
產品概覽和技術數據資料表
法例與合規
產品詳細資訊
Incorporates Industry-Standard DS12887 PC Clock Plus Enhanced Functions
RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Through 2099
Optional +3.0V or +5.0V Operation
SMI Recovery Stack
64-Bit Silicon Serial Number
Power-Control Circuitry Supports System Power-On from Date/Time Alarm or Key Closure
Crystal Select Bit Allows Operation with 6pF or 12.5pF Crystal
12-Hour or 24-Hour Clock with AM and PM in 12-Hour Mode
114 Bytes of General-Purpose, Battery-Backed NV SRAM
Extended Battery-Backed NV SRAM
2048 Bytes (DS17285/DS17287)
4096 Bytes (DS17485/DS17487)
8192 Bytes (DS17885/DS17887)
RAM Clear Function
Interrupt Output with Six Independently Maskable Interrupt Flags
Time-of-Day Alarm Once per Second to Once per Day
End of Clock Update Cycle Flag
Programmable Square-Wave Output
Automatic Power-Fail Detect and Switch Circuitry
Available in PDIP, SO, or TSOP Package (DS17285, DS17485, DS17885)
Optional Encapsulated DIP (EDIP) Package with Integrated Crystal and Battery (DS17287, DS17487, DS17887)
Optional Industrial Temperature Range Available
Applications
Embedded Systems
Network Hubs, Bridges, and Routers
Security Systems
Utility Meters
RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Through 2099
Optional +3.0V or +5.0V Operation
SMI Recovery Stack
64-Bit Silicon Serial Number
Power-Control Circuitry Supports System Power-On from Date/Time Alarm or Key Closure
Crystal Select Bit Allows Operation with 6pF or 12.5pF Crystal
12-Hour or 24-Hour Clock with AM and PM in 12-Hour Mode
114 Bytes of General-Purpose, Battery-Backed NV SRAM
Extended Battery-Backed NV SRAM
2048 Bytes (DS17285/DS17287)
4096 Bytes (DS17485/DS17487)
8192 Bytes (DS17885/DS17887)
RAM Clear Function
Interrupt Output with Six Independently Maskable Interrupt Flags
Time-of-Day Alarm Once per Second to Once per Day
End of Clock Update Cycle Flag
Programmable Square-Wave Output
Automatic Power-Fail Detect and Switch Circuitry
Available in PDIP, SO, or TSOP Package (DS17285, DS17485, DS17885)
Optional Encapsulated DIP (EDIP) Package with Integrated Crystal and Battery (DS17287, DS17487, DS17887)
Optional Industrial Temperature Range Available
Applications
Embedded Systems
Network Hubs, Bridges, and Routers
Security Systems
Utility Meters
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 | D:DM:Y |
Time Format | SS:MM:HH |
User RAM | 114B |
Bus Type | Multiplexed |
Mounting Type | Surface Mount |
Package Type | EDIP |
Pin Count | 24 |
Dimensions | 1.34 x 0.72 x 0.37mm |
Length | 1.34mm |
Width | 0.72mm |
Height | 0.37mm |
Maximum Operating Supply Voltage | 5.5 V |
Minimum Operating Temperature | 0 °C |
Maximum Operating Temperature | +70 °C |
Minimum Operating Supply Voltage | 4.5 V |