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The following page content corresponds to the products marketed in Japan.
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Product Overview:

The R8C/1B is based on the R8C CPU Core. Maximum operating frequency is 20 MHz. A Flash Memory Version is available. Internal Flash Memory is programmable on a single power source.

Key Features:

  • 8-bit Multifunction Timer with 8-bit prescaler (Timer X and Z): 2 channels
  • Input Capture/Output Compare Timer (Timer C): 16-bit x 1 channel
  • UART/Clock Synchronous Serial Interface: 1 channel
  • UART: 1 channel
  • I2C-bus™ Interface (IIC)/Chip-select Clock Synchronous Serial Interface: 1 channel
  • 10-bit A/D Converter: 4 channels
  • Watchdog Timer
  • Clock Generation Circuits: Main Clock Generation Circuit, On-chip Oscillator (High/Low Speed)
  • Oscillation Stop Detection Function
  • Voltage Detection Circuit
  • Power-On Reset Circuit
  • I/O Ports: 13 (incl. LED drive ports)
  • External Interrupt Pins: 7
  • Data Flash: 2 KB

I2C-bus™: I2C is a trademark of Philips Semiconductors Corporation.

Key Applications:

Electronic Household Appliances, Office Equipment, General Industrial Equipment, Housing Equipment (Sensors, Security Systems), Audio Equipment, Portable Equipment

Product Lineup:

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15 matches
(1 to 15 are displayed.)

Compare Document Part No RAM
(KB)
Program
memory (KB)
Pin Count Operating
Voltage Min
Production
Status
Package
Code
PDF R5F211B1DD 0.375 4 20 2.7 Mass Production PRDP0020BA-A
(20P4B)
PDF R5F211B1DSP 0.375 4 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B1SP 0.375 4 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B2DD 0.5 8 20 2.7 Mass Production PRDP0020BA-A
(20P4B)
PDF R5F211B2DSP 0.5 8 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B2NP 0.5 8 28 2.7 Mass Production PWQN0028KA-B
(28PJW-B)
PDF R5F211B2SP 0.5 8 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B3DD 0.75 12 20 2.7 Mass Production PRDP0020BA-A
(20P4B)
PDF R5F211B3DSP 0.75 12 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B3NP 0.75 12 28 2.7 Mass Production PWQN0028KA-B
(28PJW-B)
PDF R5F211B3SP 0.75 12 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B4DD 1 16 20 2.7 Mass Production PRDP0020BA-A
(20P4B)
PDF R5F211B4DSP 1 16 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)
PDF R5F211B4NP 1 16 28 2.7 Mass Production PWQN0028KA-B
(28PJW-B)
PDF R5F211B4SP 1 16 20 2.7 Mass Production PLSP0020JB-A
(20P2F-A)


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