R5F21238JFP#U1 Renesas Electronics America, R5F21238JFP#U1 Datasheet - Page 39
![IC R8C/23 MCU FLASH 48LQFP](/photos/12/19/121932/r5f21238jfp_u1_sml.jpg)
R5F21238JFP#U1
Manufacturer Part Number
R5F21238JFP#U1
Description
IC R8C/23 MCU FLASH 48LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/23r
Datasheet
1.R5F21237DFPU0.pdf
(54 pages)
Specifications of R5F21238JFP#U1
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/23R0K521237S000BE - KIT DEV RSK R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21238JFP#U1R5F21238JFP#V0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ03B0097-0200
Figure 5.5
4-wire bus communication mode, Slave, CPHS = 1
4-wire bus communication mode, Slave, CPHS = 0
SSCK (input)
SSCK (input)
SSI (output)
SSO (input)
(CPOS = 1)
(CPOS = 0)
SCS (input)
SSCK (input)
SSCK (input)
SSI (output)
SSO (input)
(CPOS = 1)
(CPOS = 0)
I/O Timing of Clock Synchronous Serial I/O with Chip Select (Slave)
SCS (input)
CPHS, CPOS: Bits in SSMR register
Page 37 of 48
t
SA
V
IH
V
t
or V
IH
LEAD
V
or V
IH
OH
t
V
SA
or V
IH
OH
t
LEAD
or V
OH
t
t
LO
t
t
SU
SU
OH
HI
t
LO
t
t
HI
t
LO
HI
t
H
t
H
t
t
LO
HI
t
FALL
t
SUCYC
t
SUCYC
t
FALL
t
OD
t
OD
t
RISE
t
RISE
t
LAG
5. Electrical Characteristics
t
OR
t
LAG
t
OR