R5F21257SNFP#U0 Renesas Electronics America, R5F21257SNFP#U0 Datasheet - Page 47

IC R8C/25 MCU FLASH 52LQFP

R5F21257SNFP#U0

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

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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R5F21257SNFP#U0R5F21257SNFP
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RENESAS/瑞萨
Quantity:
20 000
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Manufacturer:
Renesas Electronics America
Quantity:
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Company:
Part Number:
R5F21257SNFP#U0
Manufacturer:
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Quantity:
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Company:
Part Number:
R5F21257SNFP#U0R5F21257SNFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
R8C/24 Group, R8C/25 Group
Rev.3.00
REJ03B0117-0300
Timing requirements
(Unless Otherwise Specified: V
Figure 5.12
Figure 5.13
Table 5.24
Table 5.25
t
t
t
t
t
t
t
t
t
c(XIN)
WH(XIN)
WL(XIN)
c(XCIN)
WH(XCIN)
WL(XCIN)
c(TRAIO)
WH(TRAIO)
WL(TRAIO)
XIN input
XCIN input
TRAIO input
Symbol
Symbol
Feb 29, 2008
XIN input cycle time
XIN input “H” width
XIN input “L” width
XCIN input cycle time
XCIN input “H” width
XCIN input “L” width
TRAIO input cycle time
TRAIO input “H” width
TRAIO input “L” width
XIN Input and XCIN Input Timing Diagram when V
TRAIO Input Timing Diagram when V
XIN Input, XCIN Input
TRAIO Input
Page 45 of 51
t
WH(TRAIO)
CC
t
t
WH(XCIN)
WH(XIN)
= 3 V, V
Parameter
Parameter
SS
= 0 V at Topr = 25°C) [V
t
t
C(XCIN)
t
C(XIN)
C(TRAIO)
t
t
t
WL(XCIN)
WL(TRAIO)
WL(XIN)
CC
= 3 V
CC
= 3 V
CC
= 3 V]
Min.
Min.
100
300
120
120
40
40
14
5. Electrical Characteristics
7
7
Standard
Standard
Max.
Max.
V
V
CC
CC
= 3 V
= 3 V
Unit
Unit
ns
ns
ns
µ s
µ s
µ s
ns
ns
ns

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