R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 535

• 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.
0.20
1.00
REVISION HISTORY
Jun 28, 2006
Oct 27, 2006
Date
442 to 461 21. Electrical Characteristics revised.
All pages “Preliminary” and “Under development” deleted
Page
434
436
437
439
462
468
469
473
487
488
489
490
2
3
20.5 Standard Serial I/O Mode, on the 3rd line;
Table 20.7 Pin Functions (Flash Memory Standard Serial I/O Mode 2)
revised.
Figure 20.17 Pin Connections for Standard Serial I/O Mode 3;
Figure 20.18 Pin Processing in Standard Serial I/O Mode 2 added.
Figure 20.19 Pin Processing in Standard Serial I/O Mode 3;
20.7 Notes on Flash Memory;
22. Usage Notes;
22.1.1 Stop Mode and Wait Mode revised.
22.1.3 Oscillation Circuit Constants revised.
22.3.3.1 TRDSTR Register (i = 0 or 1) added.
22.3.3.6 Reset Synchronous PWM Mode;
22.3.3.7 Complementary PWM Mode;
On the 3rd line from the bottom;
22.3.3.7 PWM3 Mode deleted.
22.3.3.8 Count Source fOCO40M added.
23. Notes on On-Chip Debugger;
Appendix 1. Package Dimensions;
Appendix Figure 2.1 Connection Example with M16C Flash Starter (M3A-0806);
Appendix Figure 3.1 Example of Oscillation Evaluation Circuit revised.
Table 1.1 Functions and Specifications for R8C/22 Group revised.
Table 1.2 Functions and Specifications for R8C/23 Group revised.
NOTE1 deleted.
NOTE1 deleted.
R8C/22 Group, R8C/23 Group Hardware Manual
“Standard serial I/O ~ interface” → “There are three ~ serial I/O mode
3.” revised.
“Figure 20.17 Pin Connections for Standard Serial I/O Mode” →
“Figure 20.17 Pin Connections for Standard Serial I/O Mode 3”
revised.
“Figure 20.19 Pin Processing in Standard Serial I/O Mode” → “Figure
20.19 Pin Processing in Standard Serial I/O Mode 3” revised.
“20.7 Precautions on Flash Memory Version” → “20.7 Notes on Flash
Memory” revised.
“22. Precautions” → “22. Usage Notes” revised.
(2) revised.
(2) revised.
“However, to write data ~ to 1 (buffer register).” added.
“23. Precaution for On-chip Debugger” → “23. Notes on On-Chip
Debugger” revised.
(2) and (3) added.
“Diagrams shows ~ website.” added.
NOTES revised.
C - 12
Description
Summary