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)
文件頁數(shù): 51/76頁
文件大小: 568K
代理商: ΜPD78074B
51
μ
PD78074B, 78075B
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK0 cycle time
t
KCY5
R = 1 k
,
C = 100 pF
Note
2.7 V
V
DD
5.5 V
1600
ns
2.0 V
V
DD
< 2.7 V
3200
ns
4800
ns
SCK0 high-level width
t
KH5
V
DD
= 2.7 to 5.5 V
t
KCY5
/2 – 160
ns
t
KCY5
/2 – 190
ns
SCK0 low-level width
t
KL5
V
DD
= 4.5 to 5.5 V
t
KCY5
/2 – 50
ns
t
KCY5
/2 – 100
ns
SB0, SB1 setup time
(to SCK0
↑)
t
SIK5
4.5 V
V
DD
5.5 V
300
ns
2.7 V
V
DD
< 4.5 V
350
ns
2.0 V
V
DD
< 2.7 V
400
ns
500
ns
SB0, SB1 hold time
(from SCK0
)
t
KSI5
600
ns
SB0, SB1 output delay
time from SCK0
t
KSO5
0
300
ns
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK0 cycle time
t
KCY6
2.7 V
V
DD
5.5 V
1600
ns
2.0 V
V
DD
< 2.7 V
3200
ns
4800
ns
SCK0 high-level width
t
KH6
2.7 V
V
DD
5.5 V
650
ns
2.0 V
V
DD
< 2.7 V
1300
ns
2100
ns
SCK0 low-level width
t
KL6
2.7 V
V
DD
5.5 V
800
ns
2.0 V
V
DD
< 2.7 V
1600
ns
2400
ns
SB0, SB1 setup time
(to SCK0
↑)
t
SIK6
V
DD
= 2.0 to 5.5 V
100
ns
150
ns
SB0, SB1 hold time
(from SCK0
)
t
KSI6
t
KCY6
/2
ns
SB0, SB1 output delay
time from SCK0
t
KSO6
R = 1 k
,
C = 100 pF
Note
4.5 V
V
DD
5.5 V
0
300
ns
2.0 V
V
DD
< 4.5 V
0
500
ns
800
ns
SCK0 rise/fall time
t
R6
, t
F6
When using external device
expansion function
160
ns
When not using external device
expansion function
1000
ns
(v)
2-wire serial I/O mode (SCK0... Internal clock output)
Note
R and C are the load resistance and load capacitance of the SCK0 and SB0, SB1 output lines.
(vi) 2-wire serial I/O mode (SCK0... External clock input)
Note
R and C are the load resistance and load capacitance of the SB0, SB1 output line.
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