R5F21257SNFP#U0 Renesas Electronics America, R5F21257SNFP#U0 Datasheet - Page 14

• Manufacturer Part Number: R5F21257SNFP#U0
• Description: IC R8C/25 MCU FLASH 52LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/25r

Specifications of R5F21257SNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 52-LQFP
• For Use With: R0K521256S000BE - KIT EVAL STARTER FOR R8C/25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/24 Group, R8C/25 Group
Rev.3.00
REJ03B0117-0300
Table 1.6
NOTE:
Number
Pin
1. Can be assigned to the pin in parentheses by a program.
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
27
28
29
30
31
32
33
34
35
36
37
38
41
42
43
44
45
46
47
48
49
50
51
52
11
2
3
4
5
6
7
8
9
Feb 29, 2008
VCC/AVCC
Control Pin
VSS/AVSS
XCOUT
RESET
MODE
XOUT
VREF
XCIN
XIN
Pin Name Information by Pin Number
P3_5
P3_3
P3_4
P4_3
P4_4
P4_7
P4_6
P2_7
P2_6
P2_5
P2_4
P2_3
P2_2
P2_1
P2_0
P1_7
P1_6
P1_5
P1_4
P1_3
P4_5
P6_6
P6_7
P1_2
P1_1
P1_0
P3_1
P3_0
P6_5
P6_4
P6_3
P0_7
P0_6
P0_5
P0_4
P4_2
P6_0
P6_2
P6_1
P0_3
P0_2
P0_1
P0_0
P3_7
Port
Page 12 of 51
(INT1)
Interrupt
INT1
INT0
INT2
INT3
KI3
KI2
KI1
KI0
(1)
TRDIOA0/TRDCLK
(TRAIO)
TRDIOD1
TRDIOC1
TRDIOB1
TRDIOA1
TRDIOD0
TRDIOC0
TRDIOB0
TRAIO
TRBO
TRAO
TREO
Timer
INT0
I/O Pin Functions for of Peripheral Modules
(1)
Interface
RXD0
RXD1
Serial
CLK0
TXD0
TXD1
CLK1
Serial I/O with
Synchronous
Chip Select
SSCK
Clock
SCS
SSO
SSI
Interface
I
2
SDA
C bus
SCL
Converter
1. Overview
AN11
AN10
AN9
AN8
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
A/D