R5F21238JFP#W4 Renesas Electronics America, R5F21238JFP#W4 Datasheet - Page 51

• Manufacturer Part Number: R5F21238JFP#W4
• Description: IC R8C/23 MCU FLASH 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/23r

Specifications of R5F21238JFP#W4

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: CAN, I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 64KB (64K x 8)
• 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
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Rev.
0.10
0.20
REVISION HISTORY
Sep 29, 2005
Mar 08, 2005
Date
Page
2, 3
5, 6
15
17
18
19
−
−
7
8
9
First Edition issued
Words standardized
- Clock synchronous serial interface → Clock synchronous serial I/O
- Chip-select clock synchronous interface(SSU)
- I
Table1.1 R8C/22 Group Performance, Table1.2 R8C/23 Group
Performance
Serial Interface revised:
- Clock Synchronous Serial Interface: 1 channel
- Power-On Reset Circuit added
- Power Consumption value determined
Table 1.3 Product Information of R8C/22 Group, Table 1.4 Product
Information of R8C/23 Group
Date revised.
Figure 1.4 Pin Assignment
Pin name revised:
- P3_5/SSCK(/SCL) → P3_5/ SCL/SSCK
- P3_4/SCS(/SDA) → P3_4/ SDA /SCS
- VSS → VSS/AVSS
- VCC → VCC/AVCC
- P1_5/RXD0/(TRAIO/INT1) → P1_5/RXD0/(TRAIO)/(INT1)
- P6_6/INT2/(TXD1) → P6_6/INT2/TXD1
- P6_7/INT3/(RXD1) → P6_7/INT3/RXD1
- NOTE2 added
Table 1.5 Pin Description
- Analog Power Supply Input: line added
- I
- SSU → Clock Synchronous Serial I/O with Chip Select
Table 1.6 Pin Name Information by Pin Number revised
- Pin Number 1: (SCL) → SCL
- Pin Number 2: (SDA) → SDA
- Pin Number 9: VSS → VSS/AVSS
- Pin Number 11: VCC → VCC/AVCC
- Pin Number 26: (TXD1) → TXD1
- Pin Number 27: (RXD1) → RXD1
Table 4.1 SFR Information (1) revised
- 0013h: XXXXXX00b → 00h
Table 4.3 SFR Information (3) revised
- 00BCh: 0000X000b → 00h/0000X000b
Table 4.4 SFR Information (4) revised
- 00D6h: 00000XXXb → 00h
- 00F5h: UART1 Function Select Register added
Table 4.5 SFR Information (5) revised
- 0104h: TRATR → TRA
2
2
C bus interface(IIC) → I
C Bus Interface (IIC) → I
→ Clock synchronous serial I/O with chip select
I
2
C bus Interface (3), Clock synchronous serial I/O with chip select
R8C/22 Group, R8C/23 Group Datasheet
C - 1
Description
2
C bus interface
2
C Bus Interface
Summary