R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 539

• Manufacturer Part Number: R5F21238DFP#U0
• Description: IC R8C/23 MCU FLASH 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/23r

Specifications of R5F21238DFP#U0

• Core Size: 16/32-Bit
• Program Memory Size: 64KB (64K x 8)
• Peripherals: POR, Voltage Detect, WDT
• Core Processor: R8C
• Speed: 20MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Number Of I /o: 41
• 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
• No. Of I/o's: 41
• Ram Memory Size: 3KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Embedded Interface Type: CAN, I2C, UART
• Rohs Compliant: Yes
• Cpu Family: R8C
• Device Core Size: 16b
• Frequency (max): 20MHz
• Interface Type: I2C/UART
• Total Internal Ram Size: 3KB
• # I/os (max): 41
• Number Of Timers - General Purpose: 5
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 3V
• On-chip Adc: 12-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0K521237S000BE - KIT DEV RSK R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Eeprom Size: -
• Lead Free Status / Rohs Status: Compliant

Rev.
1.00
REVISION HISTORY
Oct 27, 2006
Date
Page
145
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Figure 14.16 Operating Example of Pulse Period Measurement Mode → Figure
14.12 Operating Example of Pulse Period Measurement Mode replaced.
NOTE6 revised.
Figure 14.18 Registers TRBCR and TRBOCR → Figure 14.14 Registers
TRBCR and TRBOCR replaced.
Timer RB Control Register; NOTES revised.
Timer RB One-Shot Control Register;
Function and NOTES revised.
NOTE deleted.
Figure 14.19 Registers TRBIOC and TRBMR → Figure 14.15 Registers
TRBIOC and TRBMR replaced.
Timer RB Mode Register; TWRC bit and NOTES revised.
Figure 14.20 Registers TRBPRE, TRBSC, and TRBPR → Figure 14.16
Registers TRBPRE, TRBSC, and TRBPR replaced.
NOTES revised.
Table 14.7 Timer Mode Specifications; “Write to Timer” revised.
Figure 14.21 Regsiters TRBIOC and TRBMR in Timer Mode → Figure 14.17
TRBIOC Register in Timer Mode replaced.
Timer RB Mode Register deleted.
14.2.1.1 Timer Write Control during Count Operation added.
Figure 14.18 TRBIOC Register in Timer Mode added.
Table 14.8 Programmable Waveform Generation Mode Specifications revised.
NOTE2 and NOTE3 revised.
Figure 14.22 Registers TRBIOC and TRBMR in Programmable Waveform
Generation Mode → Figure 14.19 TRBIOC Register in Programmable
Waveform Generation Mode replaced.
TOCNT bit revised.
NOTE deleted.
Timer RB Mode Register deleted.
Figure 14.23 Operation Example of Timer RB in Programmable Waveform
Generation Mode → Figure 14.20 Operation Example of Timer RB in
Programmable Waveform Generation Mode replaced.
Figure 14.20 revised.
Table 14.9 Programmable One-Shot Generation Mode Specifications revised.
NOTE added.
Figure 14.24 Registers TRBIOC and TRBMR in Programmable One-Shot
Generation Mode → Figure 14.21 TRBIOC Register in Programmable One-Shot
Generation Mode replaced.
NOTE revised.
Timer RB Mode Register deleted.
14.2.3.1 One-Shot Trigger Selection added.
Table 14.10 Programmable Wait One-Shot Generation Mode Specifications
revised.
NOTE1 revised.
R8C/22 Group, R8C/23 Group Hardware Manual
C - 16
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