参数资料
型号: R5F212ACSNFA
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PQFP48
封装: 14 X 14 MM, 0.80 MM PITCH, PLASTIC, LQFP-48
文件页数: 48/59页
文件大小: 571K
代理商: R5F212ACSNFA
R8C/2A Group, R8C/2B Group
5. Electrical Characteristics
Rev.2.10
Nov 26, 2007
Page 50 of 60
REJ03B0182-0210
i = 0 to 2
Figure 5.11
Serial Interface Timing Diagram when VCC = 5 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 5.12
External Interrupt INTi Input Timing Diagram when VCC = 5 V
Table 5.21
Serial Interface
Symbol
Parameter
Standard
Unit
Min.
Max.
tc(CK)
CLKi input cycle time
200
ns
tW(CKH)
CLKi input “H” width
100
ns
tW(CKL)
CLKi input “L” width
100
ns
td(C-Q)
TXDi output delay time
50
ns
th(C-Q)
TXDi hold time
0
ns
tsu(D-C)
RXDi input setup time
50
ns
th(C-D)
RXDi input hold time
90
ns
Table 5.22
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
i = 0 to 2
VCC = 5 V
INTi input
tW(INL)
tW(INH)
i = 0, 2, 3
VCC = 5 V
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