Maxim Integrated DS1305E
- Part Number:
- DS1305E
- Manufacturer:
- Maxim Integrated
- Ventron No:
- 3003732-DS1305E
- Description:
- IC RTC CLK/CALENDAR SPI 20-TSSOP
- ECAD Model:
-
- Datasheet:
- DS1305E
Description
The DS1305 is an integrated serial alarm real-time clock (RTC) that manages all timekeeping functions. It counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap-year compensation valid up to 2100. Additionally, it features a 96-byte, battery-backed NV RAM for data storage.
Features
Real-time clock with leap-year compensation
96-byte, battery-backed NV RAM
Two time-of-day alarms
Standard serial port interfaces (SPI or 3-wire)
Burst mode for reading/writing successive addresses
Multiple power supply pins for primary and backup power
Optional trickle charge output to backup supply
2.0V to 5.5V operation
20-pin TSSOP package
Optional industrial temperature range (-40°C to 85°C)
UL recognized
Applications
Timekeeping in embedded systems
Data logging
Alarm systems
Industrial control
Medical devices
Consumer electronics
The DS1305 is an integrated serial alarm real-time clock (RTC) that manages all timekeeping functions. It counts seconds, minutes, hours, date of the month, month, day of the week, and year with leap-year compensation valid up to 2100. Additionally, it features a 96-byte, battery-backed NV RAM for data storage.
Features
Real-time clock with leap-year compensation
96-byte, battery-backed NV RAM
Two time-of-day alarms
Standard serial port interfaces (SPI or 3-wire)
Burst mode for reading/writing successive addresses
Multiple power supply pins for primary and backup power
Optional trickle charge output to backup supply
2.0V to 5.5V operation
20-pin TSSOP package
Optional industrial temperature range (-40°C to 85°C)
UL recognized
Applications
Timekeeping in embedded systems
Data logging
Alarm systems
Industrial control
Medical devices
Consumer electronics
Maxim Integrated DS1305E technical specifications, attributes, parameters and parts with similar specifications to Maxim Integrated DS1305E .
- Factory Lead Time6 Weeks
- Contact PlatingTin
- MountSurface Mount
- Mounting TypeSurface Mount
- Package / Case20-TSSOP (0.173, 4.40mm Width)
- Number of Pins20
- Weight190.990737mg
- Operating Temperature0°C~70°C
- PackagingTube
- Published2002
- JESD-609 Codee3
- FeatureAlarm, Leap Year, NVSRAM, Trickle-Charger
- Pbfree Codeyes
- Part StatusActive
- Moisture Sensitivity Level (MSL)1 (Unlimited)
- Number of Terminations20
- ECCN CodeEAR99
- SubcategoryTimer or RTC
- TechnologyCMOS
- Voltage - Supply2V~5.5V
- Terminal PositionDUAL
- Peak Reflow Temperature (Cel)260
- Supply Voltage5V
- Terminal Pitch0.65mm
- Frequency32.8kHz
- Reflow Temperature-Max (s)30
- Base Part NumberDS1305
- Pin Count20
- Number of Outputs1
- Voltage5V
- InterfaceSPI
- Memory Size96B
- Logic FunctionClock
- Time FormatHH:MM:SS (12/24 hr)
- Date FormatYY-MM-DD-dd
- Current - Timekeeping (Max)25.3μA~81μA @ 2V~5V
- Time-MinSECONDS
- Interrupt CapabilityY
- Voltage - Supply, Battery2V~5.5V
- VolatileYES
- Information Access MethodSERIAL, 3-WIRE
- Height900μm
- Length6.5mm
- Width4.4mm
- Radiation HardeningNo
- REACH SVHCNo SVHC
- RoHS StatusROHS3 Compliant
- Lead FreeLead Free
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