R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 535
![IC R8C/23 MCU FLASH 48-LQFP](/photos/12/38/123822/r5f21238dfp_u0_sml.jpg)
R5F21238DFP#U0
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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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
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