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4. Specification

   4.1 CPU

   Type 

   uPD789860-xxx(8bit)

   Manufacturer : NEC Corporation

   ROM

   4 Kbytes

   RAM

   128 bytes

   EEPROM

   32 bytes

   Clock frequency

   4.19MHz

   Clock frequency generation

   X-TAL OSCILATION

   Package

   20pin SSOP

   4.2 RF block

  Carrer frequency

   315.1MHz

  Frequency generation

   X-TAL

  Modulation

   FSK

  Bit transmission rate

  500bps or 1000bps

  Bandwidth

  120KHz

  RF output power (field strength)  ≤75dBuV/m

   4.3 Others

  Dimension

  62mm×34mm×15mm

  Weigh

  23g

  Battery

  Lithium cell (CR2032)

  Manufacturer : PANASONIC Battery corporation etc.

  Operation Voltage

  DC3V

  Operation Temperature

  -20℃~+60℃ 

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