參數(shù)資料
型號(hào): μPD78P0308
廠商: NEC Corp.
元件分類(lèi): 8位微控制器
英文描述: 8 Bit Single Chip Microcontrollers
中文描述: 8位單片機(jī)微控制器
文件頁(yè)數(shù): 44/70頁(yè)
文件大小: 556K
代理商: ΜPD78P0308
44
μ
PD78P0308
Preliminary Data Sheet
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK2 cycle time
t
KCY7
4.5 V
V
DD
5.5 V
2.7 V
V
DD
< 4.5 V
800
1600
ns
ns
SCK2 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
SI2 setup time (to SCK2
)
t
SIK7
4.5 V
V
DD
5.5 V
2.7 V
V
DD
< 4.5 V
100
150
ns
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 the SCK2 and SO2 output lines.
Note
C is the load capacitance of the SO2 output line.
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK2 cycle time
t
KCY8
4.5 V
V
DD
5.5 V
2.7 V
V
DD
< 4.5 V
800
1600
ns
ns
SCK2 high/low-level width
t
KH8
,
4.5 V
V
DD
5.5 V
400
ns
t
KL8
t
SIK8
2.7 V
V
DD
< 4.5 V
800
100
ns
ns
SI2 setup time (to SCK2
)
SI2 hold time (from SCK2
)
t
KSI8
400
ns
SO2 output delay time
from SCK2
t
KSO8
C = 100 pF
Note
300
ns
SCK2 rise, fall time
t
R8
,
t
F8
1000
ns
(ii) 3-wire serial I/O mode (SCK2... External clock input)
(b) Serial interface channel 2
(i)
3-wire serial I/O mode (SCK2... Internal clock output)
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