R5F21257SNFP#U0 Renesas Electronics America, R5F21257SNFP#U0 Datasheet - Page 418
![IC R8C/25 MCU FLASH 52LQFP](/photos/12/37/123739/r5f21257snfp_u0_sml.jpg)
R5F21257SNFP#U0
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
-
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R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Figure 19.2
0BFFFh
02BFFh
0C000h
0FFFFh
02400h
08000h
NOTES:
1. When the FMR02 bit in the FMR0 register is set to 1 (rewrite enabled) and the FMR15 bit in the FMR1 register is set to 0 (rewrite
2. This area is for storing the boot program provided by Renesas Technology.
enabled), block 0 is rewritable. When the FMR16 bit is set to 0 (rewrite enabled), block 1 is rewritable (only for CPU rewrite mode).
32 Kbytes ROM product
Feb 29, 2008
Block 1: 16 Kbytes
Block 0: 16 Kbytes
Block A: 1 Kbyte
Block B: 1 Kbyte
User ROM area
Flash Memory Block Diagram for R8C/25 Group
(1)
(1)
Page 399 of 485
0BFFFh
0BFFFh
02BFFh
0A000h
0FFFFh
02BFFh
0C000h
0FFFFh
0C000h
02400h
02400h
04000h
48 Kbytes ROM product
24 Kbytes ROM product
Block 1: 32 Kbytes
Block 0: 16 Kbytes
Block 0: 16 Kbytes
Block 1: 8 Kbytes
Block A: 1 Kbyte
Block B: 1 Kbyte
Block A: 1 Kbyte
Block B: 1 Kbyte
User ROM area
User ROM area
(1)
(1)
(1)
(1)
0BFFFh
02BFFh
0C000h
0FFFFh
02BFFh
0C000h
0FFFFh
13FFFh
02400h
04000h
10000h
02400h
16 Kbytes ROM product
64 Kbytes ROM product
Block 1: 32 Kbytes
Block 0: 32 Kbytes
Block 0: 16 Kbytes
Block A: 1 Kbyte
Block B: 1 Kbyte
Block A: 1 Kbyte
Block B: 1 Kbyte
User ROM area
User ROM area
(1)
(1)
(1)
0FFFFh
0E000h
Data flash
Program ROM
Data flash
Program ROM
(reserved area)
Boot ROM area
19. Flash Memory
8 Kbytes
(2)
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