参数资料
型号: R5F212DCSNFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PQFP80
封装: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件页数: 54/62页
文件大小: 508K
代理商: R5F212DCSNFP
R8C/2C Group, R8C/2D Group
5. Electrical Characteristics
Rev.2.10
Dec 05, 2007
Page 56 of 57
REJ03B0183-0210
i = 0 to 2
Figure 5.21
Serial Interface Timing Diagram when VCC = 2.2 V
NOTES:
1.
When selecting the digital filter by the INTi input filter select bit, use an INTi input HIGH width of either (1/digital filter clock
frequency × 3) or the minimum value of standard, whichever is greater.
2.
When selecting the digital filter by the INTi input filter select bit, use an INTi input LOW width of either (1/digital filter clock
frequency × 3) or the minimum value of standard, whichever is greater.
Figure 5.22
External Interrupt INTi Input Timing Diagram when VCC = 2.2 V
Table 5.35
Serial Interface
Symbol
Parameter
Standard
Unit
Min.
Max.
tc(CK)
CLKi input cycle time
800
ns
tW(CKH)
CLKi input “H” width
400
ns
tW(CKL)
CLKi input “L” width
400
ns
td(C-Q)
TXDi output delay time
200
ns
th(C-Q)
TXDi hold time
0
ns
tsu(D-C)
RXDi input setup time
150
ns
th(C-D)
RXDi input hold time
90
ns
Table 5.36
External Interrupt INTi (i = 0, 2, 3) Input
Symbol
Parameter
Standard
Unit
Min.
Max.
tW(INH)
INT0 input “H” width
ns
tW(INL)
INT0 input “L” width
ns
tW(CKH)
tC(CK)
tW(CKL)
th(C-Q)
th(C-D)
tsu(D-C)
td(C-Q)
CLKi
TXDi
RXDi
VCC = 2.2 V
i = 0 to 2
INTi input
tW(INL)
tW(INH)
VCC = 2.2 V
i = 0, 2, 3
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