參數(shù)資料
型號: μPD78P078Y
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): 49/84頁
文件大?。?/td> 472K
代理商: ΜPD78P078Y
49
m
PD78P078Y
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK1 cycle time
t
KCY8
4.5 V - V
DD
- 5.5 V
800
ns
2.7 V - V
DD
< 4.5 V
1600
ns
2.0 V - V
DD
< 2.7 V
3200
ns
4800
ns
SCK1 high-/low-level width
t
KH8
,
4.5 V - V
DD
- 5.5 V
400
ns
t
KL8
2.7 V - V
DD
< 4.5 V
800
ns
2.0 V - V
DD
< 2.7 V
1600
ns
2400
ns
SI1 setup time
(to SCK1
)
SI1 hold time
(from SCK1
)
SCK1
SO1
output delay time
t
SIK8
V
DD
= 2.0 to 5.5 V
100
ns
150
ns
t
KSI8
400
ns
t
KSO8
C = 100 pF
Note
V
DD
= 2.0 to 5.5 V
300
ns
500
ns
SCK1 rise, fall time
t
R8
,
When using external device expansion
160
ns
t
F8
function
When not using external device
1000
ns
expansion function
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK1 cycle time
t
KCY7
4.5 V - V
DD
- 5.5 V
800
ns
2.7 V - V
DD
< 4.5 V
1600
ns
2.0 V - V
DD
< 2.7 V
3200
ns
4800
ns
SCK1 high-/low-level width
t
KH7
,
V
DD
= 4.5 to 5.5 V
t
KCY7
/2–50
ns
t
KL7
t
KCY7
/2–100
ns
SI1 setup time
(to SCK1
)
t
SIK7
4.5 V - V
DD
- 5.5 V
100
ns
2.7 V - V
DD
< 4.5 V
150
ns
2.0 V - V
DD
< 2.7 V
300
ns
400
ns
SI1 hold time
(from SCK1
)
SCK1
SO1
output delay time
t
KSI7
400
ns
t
KSO7
C = 100 pF
Note
300
ns
(b) Serial Interface Channel 1
(i)
3-wire serial I/O mode (SCK1 ··· internal clock output)
Note
C is the SO1 output line load capacitance.
Note
C is the SO1 output line load capacitance.
(ii)
3-wire serial I/O mode (SCK1 ··· external clock input)
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