R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 66

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 33 of 723
Figure 5.4
Figure 5.5
Example of Hardware Reset Circuit and Operation
Detection Circuit) and Operation
Example of Hardware Reset Circuit (Usage Example of External Supply Voltage
RESET
VCC
RESET
Note:
Note:
1. Refer to 33. Electrical Characteristics.
VCC
1. Refer to 33. Electrical Characteristics.
Example when
VCC = 5 V
Supply voltage
detection circuit
RESET
VCC
0 V
0 V
RESET
VCC
5 V
0 V
5 V
0 V
1.8 V
td(P-R) + 10 µs or more
td(P-R) + 10 µs or more
1.8 V
0.2 VCC or below
5. Resets