R5F21238JFP#U0 Renesas Electronics America, R5F21238JFP#U0 Datasheet - Page 54

• Manufacturer Part Number: R5F21238JFP#U0
• Description: IC R8C/23 MCU FLASH 64K 48LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/23r

Specifications of R5F21238JFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 3K 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
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 5.5
Figure 5.6
Example of Hardware Reset Circuit and Operation
Detection Circuit) and Operation
Example of Hardware Reset Circuit (Usage Example of External Supply Voltage
RESET
Page 32 of 501
VCC
RESET
NOTE:
NOTE:
1. Refer to 21. Electrical Characteristics.
VCC
1. Refer to 21. Electrical Characteristics.
Example when
VCC = 5 V
Power supply
voltage detection
circuit
RESET
VCC
0 V
0 V
RESET
VCC
5 V
0 V
5 V
0 V
td(P-R) + 10 µs or more
2.7 V
td(P-R) + 10 µs or more
2.7 V
0.2 VCC or below
5. Resets