参数资料
型号: R5F21386CDFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP80
封装: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件页数: 31/57页
文件大小: 529K
代理商: R5F21386CDFP
R8C/38C Group
5. Electrical Characteristics
REJ03B0295-0100 Rev.1.00
Page 37 of 54
Apr 23, 2010
Notes:
1. VCC = 1.8 to 5.5 V, VSS = 0 V, and Topr =
20 to 85 °C (N version)/40 to 85 °C (D version), unless otherwise specified.
2. 1tCYC = 1/f1(s)
Table 5.15
Timing Requirements of Synchronous Serial Communication Unit (SSU)
Symbol
Parameter
Conditions
Standard
Unit
Min.
Typ.
Max.
tSUCYC
SSCK clock cycle time
4
tCYC (2)
tHI
SSCK clock “H” width
0.4
0.6
tSUCYC
tLO
SSCK clock “L” width
0.4
0.6
tSUCYC
tRISE
SSCK clock rising
time
Master
1
tCYC (2)
Slave
1
s
tFALL
SSCK clock falling
time
Master
1
tCYC (2)
Slave
1
s
tSU
SSO, SSI data input setup time
100
ns
tH
SSO, SSI data input hold time
1
tCYC (2)
tLEAD
SCS setup time
Slave
1tCYC + 50
ns
tLAG
SCS hold time
Slave
1tCYC + 50
ns
tOD
SSO, SSI data output delay time
1
tCYC (2)
tSA
SSI slave access time
2.7 V
VCC 5.5 V
1.5tCYC + 100
ns
1.8 V
VCC < 2.7 V
1.5tCYC + 200
ns
tOR
SSI slave out open time
2.7 V
VCC 5.5 V
1.5tCYC + 100
ns
1.8 V
VCC < 2.7 V
1.5tCYC + 200
ns
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