参数资料
型号: R5F212B7SNXXXFA
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP64
封装: 14 X 14 MM, 0.80 MM PITCH, PLASTIC, LQFP-64
文件页数: 44/64页
文件大小: 555K
代理商: R5F212B7SNXXXFA
R8C/2A Group, R8C/2B Group
5. Electrical Characteristics
Rev.2.10
Nov 26, 2007
Page 49 of 60
REJ03B0182-0210
Timing Requirements
(Unless Otherwise Specified: VCC = 5 V, VSS = 0 V at Topr = 25
°C) [VCC = 5 V]
Figure 5.8
XIN Input and XCIN Input Timing Diagram when VCC = 5 V
Figure 5.9
TRAIO Input and INT1 Input Timing Diagram when VCC = 5 V
NOTES:
1.
When using timer RF input capture mode, adjust the cycle time to (1/timer RF count source frequency × 3) or above.
2.
When using timer RF input capture mode, adjust the pulse width to (1/timer RF count source frequency × 1.5) or above.
Figure 5.10
TRFI Input Timing Diagram when VCC = 5 V
Table 5.18
XIN Input, XCIN Input
Symbol
Parameter
Standard
Unit
Min.
Max.
tc(XIN)
XIN input cycle time
50
ns
tWH(XIN)
XIN input “H” width
25
ns
tWL(XIN)
XIN input “L” width
25
ns
tc(XCIN)
XCIN input cycle time
14
s
tWH(XCIN)
XCIN input “H” width
7
s
tWL(XCIN)
XCIN input “L” width
7
s
Table 5.19
TRAIO Input, INT1 Input
Symbol
Parameter
Standard
Unit
Min.
Max.
tc(TRAIO)
TRAIO input cycle time
100
ns
tWH(TRAIO)
TRAIO input “H” width
40
ns
tWL(TRAIO)
TRAIO input “L” width
40
ns
Table 5.20
TRFI Input
Symbol
Parameter
Standard
Unit
Min.
Max.
tc(TRFI)
TRFI input cycle time
ns
tWH(TRFI)
TRFI input “H” width
ns
tWL(TRFI)
TRFI input “L” width
ns
XIN input
tWH(XIN)
tC(XIN)
tWL(XIN)
VCC = 5 V
TRAIO input
VCC = 5 V
tC(TRAIO)
tWL(TRAIO)
tWH(TRAIO)
tWH(TRFI)
tc(TRFI)
tWL(TRFI)
TRFI input
VCC = 5 V
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