Real Time Clock Phantom Clock Parallel 32KByte 28-Pin Plastic DIP

$19.95 ea

# of units Price
1+ $19.95
10+ $17.95
100+ $16.95

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SmartWatch Real Time Clock


  • Keeps track of hundredths of seconds, seconds, minutes, hours, days, date of the month, months, and years
  • Converts standard 2k x 8 up to 512k x 8 CMOS static RAMs into nonvolatile memory
  • Embedded lithium energy cell maintains watch information and retains RAM data
  • Watch function is transparent to RAM operation
  • Month and year determine the number of days in each month; leap year compensations valid up to 2100
  • Lithium energy source is electrically disconnected to retain freshness until power is applied for the first time
  • Proven gas-tight socket contacts
  • Full ±10% operating range
  • Accuracy is better than ±1 minute/month @ 25°C


  • Operating temperature: 0°C to 70°C
  • Dimensions: 36.07mm (L) x 18.29mm (W) x 11.94mm (H) (max)
  • Minimum operating supply voltage: 4.5V
  • Typical operating supply voltage: 5V
  • Maximum operating supply voltage: 5.5V
  • User RAM: 32768 byte
  • Mounting: through hole
  • Pin count: 28-Pin

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Specification Value
Supplier PackagePDIP W
FunctionClock/Calendar/NV SRAM Control
Bus TypePhantom Clock|Parallel
Date FormatDW:DM:M:Y
Time FormatHH:MM:SS:hh
User RAM32768Byte
Minimum Operating Supply Voltage4.5V
Typical Operating Supply Voltage5V
Maximum Operating Supply Voltage5.5V
Minimum Operating Temperature0°C
Maximum Operating Temperature70°C
MountingThrough Hole
Product Width18.29mm(Max)
Product Height11.94mm(Max)
Product Length36.07mm(Max)
Product TypeReal Time Clock

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