R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 98

• Manufacturer Part Number: R5F2121AJFP#U0
• Description: MCU FLASH 96K 5K CMOS 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/21r

Specifications of R5F2121AJFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 96KB (96K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Figure 10.11
FMR0 Register
(flash memory
(flash memory
mode
generated
FMSTP Bit
Stop
operates)
Interrupt
stops)
request
0
1
stability time
150 µs
(max.)
Internal
power
T0
Time from Stop Mode to Interrupt Routine Execution
Time until Flash Memory is
× 12 cycles + 30 µs (max.)
Period of system clock
Period of system clock
clock source used immediately
Activated (T2)
Oscillation period of the CPU
× 12 cycles
Page 80 of 458
before stop mode
T1
Time until CPU Clock is
Period of CPU clock
Flash memory activation
Same as above
Supplied (T3)
× 6 cycles
sequence
T2
Period of CPU clock
Time for Interrupt
Same as above
Sequence (T4)
× 20 cycles
CPU clock restart
sequence
T3
Following total
time of T0 to T4 is
the time from wait
mode until an
interrupt routine is
executed.
10. Clock Generation Circuit
Remarks
Interrupt sequence
T4