R5F21257SDFP#U0 Renesas Electronics America, R5F21257SDFP#U0 Datasheet - Page 11

• Manufacturer Part Number: R5F21257SDFP#U0
• Description: IC R8C/25 MCU FLASH 52LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/25r

Specifications of R5F21257SDFP#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: -40°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
1.5
Figure 1.4
Pin assignments (top view)
Figure 1.4 shows PLQP0052JA-A Package Pin Assignments (Top View). Figure 1.5 shows PTLG0064JA-A
Package Pin Assignments.
P6_0/TREO
P4_2/VREF
P3_7/SSO
P0_6/AN1
P0_5/AN2
P0_4/AN3
P0_3/AN4
P0_2/AN5
P0_1/AN6
P0_0/AN7
NOTES:
1. P4_7 is an input-only port.
2. Can be assigned to the pin in parentheses by a program.
Pin Assignments
Feb 29, 2008
P6_2
P6_1
NC: Non-Connection
NC
PLQP0052JA-A Package Pin Assignments (Top View)
40
41
42
43
44
45
46
47
48
49
50
51
52
Page 9 of 51
R8C/24 Group
R8C/25 Group
Package: PLQP0052JA-A(52P6A-A)
0.65 mm pin pitch, 10 mm square body
26
25
24
23
22
21
20
19
18
17
16
15
14
NC
P1_3/KI3/AN11
P1_4/TXD0
P1_5/RXD0/(TRAIO)/(INT1)
P1_6/CLK0
P1_7/TRAIO/INT1
P2_0/TRDIOA0/TRDCLK
P2_1/TRDIOB0
P2_2/TRDIOC0
P2_3/TRDIOD0
P2_4/TRDIOA1
P2_5/TRDIOB1
P2_6/TRDIOC1
1. Overview
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