參數(shù)資料
型號: R5F6421GJFB
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 64 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 90/113頁
文件大?。?/td> 744K
代理商: R5F6421GJFB
REJ03B0237-0050 Rev.0.50 Jul 31, 2008
Page 78 of 111
Under development
Preliminary Specification
This is a preliminary specification and is subject to change.
R32C/121 Group
5. Electrical Characteristics
Note:
1.
The device is operationally guaranteed under these operating conditions.
Figure 5.1
Clock Cycle Time
Table 5.5
Operating Conditions (4)
(VCC = 3.0 to 5.5 V, VSS = 0 V, and Ta =Topr, unless otherwise noted) (1)
Symbol
Characteristic
Value
Unit
Min.
Typ.
Max.
f(XIN)
Main clock oscillator frequency
48
MHz
f(XRef)
Reference clock frequency
24
MHz
f(PLL)
PLL clock oscillator frequency
96
144
MHz
f(Base)
Base clock frequency
64
MHz
tc(Base)
Base clock cycle time
15.625
ns
f(CPU)
CPU operating frequency
64
MHz
tc(CPU)
CPU clock cycle time
15.625
ns
f(BCLK)
Peripheral bus clock operating frequency
32
MHz
tc(BCLK)
Peripheral bus clock cycle time
31.25
ns
f(PER)
Peripheral clock source frequency
32
MHz
f(XCIN)
Sub clock oscillator frequency
32.768
50
kHz
Base clock
(Internal signal)
t c(Base)
Peripheral bus clock
(Internal signal)
t c(BCLK)
CPU clock
(Internal signal)
t c(CPU)
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