參數資料
型號: μPD78P058
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: 44/86頁
文件大小: 502K
代理商: ΜPD78P058
44
μ
PD78P054, 78P058
(3) Serial Interface (T
A
= –40 to +85
°
C, V
DD
= 2.0 to 6.0 V)
(a) Serial interface channel 0
(i)
3-wire serial I/O mode (SCK0 ... internal clock output)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK0 cycle time
t
KCY1
4.5 V
V
DD
6.0 V
800
ns
2.7 V
V
DD
< 4.5 V
1600
ns
3200
ns
SCK0 high-/low-level width
t
KH1
,
V
DD
= 4.5 to 6.0 V
t
KCY1
/2 – 50
ns
t
KL1
t
KCY1
/2 – 100
ns
SI0 setup time (to SCK0
)
t
SIK1
4.5 V
V
DD
6.0 V
100
ns
2.7 V
V
DD
< 4.5 V
150
ns
300
ns
SI0 hold time (from SCK0
)
t
KSI1
400
ns
SO0 output delay time from SCK0
t
KSO1
C = 100pF
Note
300
ns
Note
C is the SO0 output line load capacitance.
(ii) 3-wire serial I/O mode (SCK0 ... external clock input)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
SCK0 cycle time
t
KCY2
4.5 V
V
DD
6.0 V
800
ns
2.7 V
V
DD
< 4.5 V
1600
ns
3200
ns
SCK0 high-/low-level width
t
KH2
,
4.5 V
V
DD
6.0 V
400
ns
t
KL2
2.7 V
V
DD
< 4.5 V
800
ns
1600
ns
SI0 setup time (to SCK0
)
t
SIK2
100
ns
SI0 hold time (from SCK0
)
t
KSI2
400
ns
SO0 output delay time from SCK0
t
KSO2
C = 100 pF
Note
300
ns
SCK0 rise, fall time
t
R2
,
t
F2
When using external device
expansion function
160
ns
When not using external
device expansion function
1000
ns
Note
C is the SO0 output line load capacitance.
相關PDF資料
PDF描述
μPD78P058FY 8 Bit Single Chip Microcontrollers
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