R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 539
![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
- Current page: 539 of 551
- Download datasheet (6Mb)
Rev.
1.00
REVISION HISTORY
Oct 27, 2006
Date
Page
145
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162
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
Description
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