參數(shù)資料
型號: μPD78P048A
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): 43/72頁
文件大?。?/td> 387K
代理商: ΜPD78P048A
m
PD78P048A
43
(b) Serial interface channel 1
(i)
3-wire serial I/O mode (SCK1: Internal clock output)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK1 cycle time
t
KCY7
V
DD
= 4.5 to 6.0 V
800
ns
3200
ns
SCK1 high, low-level
width
t
KH7
V
DD
= 4.5 to 6.0 V
t
KCY7
/2 – 50
ns
t
KL7
t
KCY7
/2 – 100
ns
SI1 setup time to SCK1
t
SIK7
100
ns
SI1 hold time from SCK1
t
KSI7
400
ns
SCK1
SO1
output delay time
t
KSO7
C = 100 pF
Note
V
DD
= 4.5 to 6.0 V
300
ns
1000
ns
Note
C is a load capacitance of the SCK1 or SO1 output line.
(ii) 3-wire serial I/O mode (SCK1: External clock input)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
SCK1 cycle time
t
KCY8
V
DD
= 4.5 to 6.0 V
800
ns
3200
ns
SCK1 high, low-level
width
t
KH8
V
DD
= 4.5 to 6.0 V
400
ns
t
KL8
1600
ns
SI1 setup time to SCK1
t
SIK8
100
ns
SI1 hold time from SCK1
t
KSI8
400
ns
SCK1
SO1
output delay time
t
KSO8
C = 100 pF
Note
V
DD
= 4.5 to 6.0 V
300
ns
1000
ns
SCK1 rise, fall time
t
R8
t
F8
160
ns
Note
C is a load capacitance of the SO1 output line.
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