參數(shù)資料
型號(hào): μPD78P4038
廠商: NEC Corp.
英文描述: 8/16 Bit Single Chip Microcontrollers(8/16位單片微控制器)
中文描述: 8 / 16位單片機(jī)微控制器(8 / 16位單片微控制器)
文件頁數(shù): 38/72頁
文件大?。?/td> 325K
代理商: ΜPD78P4038
μ
PD78P4038
38
SERIAL OPERATION
(T
A
= –40 to +85
°
C, V
DD
= +2.7 to 5.5 V, AV
SS
= V
SS
= 0 V)
(1) CSI
Remarks 1.
The values in this table are those when C
L
is 100 pF.
2.
T
: Serial clock cycle set by software. The minimum value is 16/f
XX
.
3.
f
XX
: Oscillator frequency
Unit
ns
μ
s
ns
μ
s
ns
μ
s
ns
ns
ns
ns
Parameter
Serial clock cycle time (SCK0)
Serial clock low-level width
(SCK0)
Serial clock high-level width
(SCK0)
SI0 setup time (to SCK0
)
SI0 hold time (to SCK0
)
SO0 output delay time
(to SCK0
)
MIN.
10/f
XX
+ 380
T
5/f
XX
+ 150
0.5T – 40
5/f
XX
+ 150
0.5T – 40
40
5/f
XX
+ 40
0
0
MAX.
5/f
XX
+ 150
5/f
XX
+ 400
Conditions
Input
External clock
When SCK0 and SO0 are CMOS I/O
Output
Input
External clock
When SCK0 and SO0 are CMOS I/O
Output
Input
External clock
When SCK0 and SO0 are CMOS I/O
Output
CMOS push-pull output
(3-wire serial I/O mode)
Open-drain output
(2-wire serial I/O mode), R
L
= 1 k
Symbol
t
CYSK0
t
WSKL0
t
WSKH0
t
SSSK0
t
HSSK0
t
DSBSK1
t
DSBSK2
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