Rev.1.60 Jan 27, 2006 page 2 of 26
REJ03B0034-0160
R8C/11 Group
1. Overview
Table 1.1 Performance outline
1.2 Performance Overview
Table 1.1. lists the performance outline of this MCU.
Item Performance
CPU Number of basic 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 1M bytes
Memory capacity See Table 1.2.
Peripheral Port Input/Output: 22 (including LED drive port), Input: 2
function LED drive port I/O port: 8
Timer Timer X: 8 bits x 1 channel, Timer Y: 8 bits x 1 channel,
Timer Z: 8 bits x 1 channel
(Each timer equipped with 8-bit prescaler)
Timer C: 16 bits x 1 channel
(Circuits of input capture and output compare)
Serial Interface •1 channel
Clock synchronous, UART
•1 channel
UART
A/D converter 10-bit A/D converter: 1 circuit, 12 channels
Watchdog timer 15 bits x 1 (with prescaler)
Interrupt Internal: 11 factors, External: 5 factors,
Software: 4 factors, Priority level: 7 levels
Clock generation circuit 2 circuits
•Main clock generation circuit (Equipped with a built-in
feedback resistor)
•On-chip oscillator (high speed, low speed)
On High-speed on-chip oscillator the frequency adjust-
ment function is usable.
Oscillation stop detection function
Main clock oscillation stop detection function
Voltage detection circuit Included
Power on reset circuit Included
Electrical Supply voltage VCC = 3.0 to 5.5 V (f(XIN) = 20 MHZ)
characteristics
VCC = 2.7 to 5.5 V (f(XIN) = 10 MHZ)
Power consumption Typ. 9 mA (VCC = 5.0 V, (f(XIN) = 20 MHZ)
Typ. 5 mA (VCC = 3.0 V, (f(XIN) = 10 MHZ)
Typ. 35 µA (VCC = 3.0 V, Wait mode, Peripheral clock off)
Typ. 0.7 µA (VCC = 3.0 V, Stop mode)
Flash memory Program/erase supply voltage
VCC = 2.7 to 5.5 V
Program/erase endurance 100 times
Operating ambient temperature -20 to 85 °C
-40 to 85 °C (D-version)
Package 32-pin plastic mold LQFP
