參數(shù)資料
型號: μPD78064B
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8 Bit Single Chip Microcontrollers
中文描述: 8位單片機微控制器
文件頁數(shù): 47/64頁
文件大?。?/td> 391K
代理商: ΜPD78064B
47
μ
PD78064B
(b)
Serial interface channel 2
(i)
3-wire serial I/O mode (SCK2... Internal clock output)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK2 cycle time
t
KCY7
4.5 V
V
DD
6.0 V
800
ns
2.7 V
V
DD
< 4.5 V
1600
ns
3200
ns
SCK2 high-/low-level width
t
KH7
,
4.5 V
V
DD
6.0 V
t
KCY7
/2 – 50
ns
t
KL7
t
KCY7
/2 – 100
ns
SI2 setup time (to SCK2
)
t
SIK7
4.5 V
V
DD
6.0 V
100
ns
2.7 V
V
DD
< 4.5 V
150
ns
300
ns
SI2 hold time (from SCK2
)
t
KSI7
400
ns
SO2 output delay time
from SCK2
t
KSO7
C = 100 pF
Note
300
ns
Note
C is the load capacitance of SCK2, SO2 output line.
(ii)
3-wire serial I/O mode (SCK2... External clock input)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK2 cycle time
t
KCY8
4.5 V
V
DD
6.0 V
800
ns
2.7 V
V
DD
< 4.5 V
1600
ns
3200
ns
SCK2 high-/low-level width
t
KH8
,
4.5 V
V
DD
6.0 V
400
ns
t
KL8
2.7 V
V
DD
< 4.5 V
800
ns
1600
ns
SI2 setup time (to SCK2
)
t
SIK8
100
ns
SI2 hold time (from SCK2
)
t
KSI8
400
ns
SO2 output delay time
t
KSO8
C = 100 pF
Note
300
ns
from SCK2
SCK2 rise, fall time
t
R8
,
t
F8
1000
ns
Note
C is the load capacitance of SO2 output line.
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