R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 488

• 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

R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 21.14
Figure 21.15
Table 21.24
i = 0 or 1
Table 21.25
NOTES:
t
t
t
t
t
t
t
t
t
c(CK)
W(CKH)
W(CKL)
d(C-Q)
h(C-Q)
su(D-C)
h(C-D)
W(INH)
W(INL)
Symbol
Symbol
1. When selecting the digital filter by the INTi input filter select bit, use the INTi input HIGH width to the greater value, either
2. When selecting the digital filter by the INTi input filter select bit, use the INTi input LOW width to the greater value, either
TXD
INT
CLK
RXD
(1/digital filter clock frequency x 3) or the minimum value of standard.
(1/digital filter clock frequency x 3) or the minimum value of standard.
i
0
i
input
i
i = 0 or 1
i = 0 to 3
CLK0 input cycle time
CLK0 input “H” width
CLK0 input “L” width
TXDi output delay time
TXDi hold time
RXDi input setup time
RXDi input hold time
INTi input “H” width
INTi input “L” width
Serial Interface
Serial Interface Timing Diagram when V
External Interrupt INTi (i = 0 to 3) Input
External Interrupt INTi Input Timing Diagram when V
Page 466 of 501
t
t
W(CKH)
W(INL)
Parameter
Parameter
t
d(C-Q)
t
c(CK)
t
t
W(CKL)
W(INH)
CC
= 3 V
t
su(D-C)
CC
= 3 V (i = 0 to 3)
t
h(C-D)
380
380
21. Electrical Characteristics
Min.
Min.
300
150
150
70
90
−
0
(1)
(2)
Standard
Standard
t
Vcc = 3V
h(C-Q)
Vcc = 3V
Max.
Max.
80
−
−
−
−
−
−
−
−
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns