參數(shù)資料
型號: μPD780308Y
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數(shù): 47/72頁
文件大?。?/td> 531K
代理商: ΜPD780308Y
47
μ
PD780306Y, 780308Y
(2)
Serial Interface (T
A
= –40 to +85
°
C, V
DD
= 2.0 to 5.5 V)
(a) Serial interface channel 0
(i)
3-wire serial I/O mode (SCK0... Internal clock output)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
4.5 V
V
DD
5.5 V
800
ns
t
KCY1
2.7 V
V
DD
< 4.5 V
1600
ns
3200
ns
t
KH1
,
V
DD
= 4.5 to 5.5 V
t
KCY1
/2–50
ns
t
KL1
t
KCY1
/2–100
ns
4.5 V
V
DD
5.5 V
100
ns
t
SIK1
2.7 V
V
DD
< 4.5 V
150
ns
300
ns
t
KSI1
400
ns
t
KSO1
C = 100 pF
Note
300
ns
Note
C is the load capacitance of SCK0, SO0 output line.
SCK0 cycle time
SCK0 high/low-level width
SI0 setup time (to SCK0
)
SI0 hold time (from SCK0
)
SO0 output delay time
from SCK0
t
KH2
,
t
KL2
Note
C is the load capacitance of SO0 output line.
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
4.5 V
V
DD
5.5 V
800
ns
t
KCY2
2.7 V
V
DD
< 4.5 V
1600
ns
3200
ns
4.5 V
V
DD
5.5 V
400
ns
2.7 V
V
DD
< 4.5 V
800
ns
1600
ns
t
SIK2
100
ns
t
KSI2
400
ns
t
KSO2
C = 100 pF
Note
300
ns
1000
ns
t
R2
,
t
F2
SCK0 cycle time
SCK0 high/low-level width
SI0 setup time (to SCK0
)
SI0 hold time (from SCK0
)
SO0 output delay time
from SCK0
SCK0 rise, fall time
(ii) 3-wire serial I/O mode (SCK0...External clock input)
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