參數(shù)資料
型號(hào): μPD78074B
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(jī)微控制器(8位單片微控制器)
文件頁(yè)數(shù): 55/76頁(yè)
文件大?。?/td> 568K
代理商: ΜPD78074B
55
μ
PD78074B, 78075B
Note
C is the load capacitance of SCK2 and SO2 output lines.
(ii)
3-wire serial I/O mode (SCK2... External clock input)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK2 cycle time
t
KCY11
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
SCK2 high/low-level
width
t
KH11
, t
KL11
V
DD
= 4.5 to 5.5 V
t
KCY11
/2 – 50
ns
t
KCY11
/2 – 100
ns
SI2 setup time
(to SCK2
)
t
SIK11
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
SI2 hold time
(from SCK2
)
t
KSI11
400
ns
SO2 output delay time
from SCK2
t
KSO11
C = 100 pF
Note
300
ns
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK2 cycle time
t
KCY12
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
SCK2 high/low-level
width
t
KH12
,
t
KL12
4.5 V
V
DD
5.5 V
400
ns
2.7 V
V
DD
< 4.5 V
800
ns
2.0 V
V
DD
< 2.7 V
1600
ns
2400
ns
SI2 setup time
(to SCK2
)
t
SIK12
V
DD
= 2.0 to 5.5 V
100
ns
150
ns
SI2 hold time
(from SCK2
)
t
KSI12
400
ns
SO2 output delay time
from SCK2
t
KSO12
C = 100 pF
Note
V
DD
= 2.0 to 5.5 V
300
ns
500
ns
SCK2 rise/fall time
t
R12
, t
F12
V
DD
= 4.5 to 5.5 V
When not using external device
expansion function
1000
ns
160
ns
(c)
Serial Interface Channel 2
(i)
3-wire serial I/O mode (SCK2... Internal clock output)
Note
C is the load capacitance of SO2 output line.
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