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): 9/113頁
文件大?。?/td> 744K
代理商: R5F6421GJFB
REJ03B0237-0050 Rev.0.50 Jul 31, 2008
Page 106 of 111
Under development
Preliminary Specification
This is a preliminary specification and is subject to change.
R32C/121 Group
5. Electrical Characteristics
VCC =3.3 V
Timing Requirements (VCC = 3.0 to 3.6 V, VSS = 0 V, and Ta =Topr, unless otherwise noted)
Table 5.53
Serial Bus Interface
Symbol
Characteristic
Value
Unit
Min.
Max.
f(SSCK)
SSCKi frequency
4MHz
tc(SSCK)
SSCKi clock period
250
ns
tw(SSCKH)
SSCKi input high level pulse width
0.35 × tc(SSCK) 0.6 × tc(SSCK)
ns
tw(SSCKL)
SSCKi input low level pulse width
0.35 × tc(SSCK) 0.6 × tc(SSCK)
ns
tr(SSCK)
SSCKi input rising time
1s
tf(SSCK)
SSCKI input falling time
1s
tsu(SCS-SSCK) SCSi input setup time
tc(BCLK) + 50
ns
th(SSCK-SCS) SCSi input hold time
tc(BCLK) + 50
ns
tsu(SSI-SSCK) SSI input setup time
100
ns
th(SSCK-SSI)
SSI input hold time
10
ns
tsu(SSO-SSCK) SSO input setup time
100
ns
th(SSCK-SSO) SSO input hold time
20
ns
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