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R5F21207KFP Datasheet(PDF) 5 Page - Renesas Technology Corp |
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R5F21207KFP Datasheet(HTML) 5 Page - Renesas Technology Corp |
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5 / 47 page  R8C/20 Group, R8C/21 Group 1. Overview Rev.2.00 Aug 27, 2008 Page 3 of 41 REJ03B0120-0200 NOTES: 1. When using options, be sure to inquire about the specification. 2. I2C bus is a registered trademark of Koninklijke Philips Electronics N.V. Table 1.2 Functions and Specifications for R8C/21 Group Item Specification CPU Number of fundamental instructions 89 instructions Minimum instruction execution time 50 ns (f(XIN) = 20 MHz, VCC = 3.0 to 5.5 V) 100 ns (f(XIN) = 10 MHz, VCC = 2.7 to 5.5 V) Operating mode Single-chip Address space 1 Mbyte Memory capacity Refer to Table 1.4 Product Information for R8C/21 Group Peripheral Function Ports I/O ports: 41 pins, Input port: 3 pins Timers Timer RA: 8 bits x 1 channel, Timer RB: 8 bits x 1 channel (Each timer equipped with 8-bit prescaler) Timer RD: 16 bits x 2 channel (Circuits of input capture and output compare) Timer RE: With compare match function Serial interface 1 channel (UART0) Clock synchronous I/O, UART 1 channel (UART1) UART Clock synchronous serial interface 1 channel I2C bus interface(2), Clock synchronous serial I/O with chip select LIN module Hardware LIN: 1 channel (Timer RA, UART0) A/D converter 10-bit A/D converter: 1 circuit, 12 channels Watchdog timer 15 bits x 1 channel (with prescaler) Reset start selectable Interrupts Internal: 11 sources, External: 5 sources, Software: 4 sources, Priority level: 7 levels Clock generation circuits 2 circuits XIN clock generation circuit (with on-chip feedback resistor) On-chip oscillator (high speed, low speed) High-speed on-chip oscillator has frequency adjustment function. Oscillation stop detection function Stop detection of XIN clock oscillation Voltage detection circuit On-chip Power-on reset circuit include On-chip Electric Characteristics Supply voltage VCC = 3.0 to 5.5 V (f(XIN) = 20 MHz)(J version) VCC = 3.0 to 5.5 V (f(XIN) = 16 MHz)(K version) VCC = 2.7 to 5.5 V (f(XIN) = 10 MHz) Current consumption Typ. 11.0 mA (VCC = 5 V, f(XIN) = 20 MHz, High-speed on- chip oscillator stopping) Typ. 5.3 mA (VCC = 5 V, f(XIN) = 10 MHz, High-speed on-chip oscillator stopping) Flash Memory Programming and erasure voltage VCC = 2.7 to 5.5 V Programming and erasure endurance 10,000 times (data flash) 1,000 times (program ROM) Operating Ambient Temperature -40 to 85 °C -40 to 125 °C (option(1)) Package 48-pin mold-plastic LQFP |
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