參數(shù)資料
型號: UPD784908
廠商: NEC Corp.
英文描述: 16-BIT SINGLE-CHIP MICROCONTROLLER
中文描述: 16位單片機
文件頁數(shù): 78/98頁
文件大?。?/td> 657K
代理商: UPD784908
μ
PD784907, 784908
78
Data Sheet U11680EJ2V0DS00
Serial Operation (T
A
= –40 to +85
°
C, V
DD
= 3.5 to 5.5 V, AV
SS
= V
SS
= 0 V)
(1) CSI, CSI3
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Serial clock cycle time
(SCK0, SCK3)
t
CYSK0
Input
f
CLK
= f
XX
8/f
XX
ns
Except f
CLK
= f
XX
4/f
CLK
ns
Output Except f
CLK
= f
XX
/8
8/f
XX
ns
f
CLK
= f
XX
/8
16/f
XX
ns
Serial clock low-level width
(SCK0, SCK3)
t
WSKL0
Input
f
CLK
= f
XX
4/f
XX
– 40
ns
Except f
CLK
= f
XX
2/f
CLK
– 40
Output Except f
CLK
= f
XX
/8
4/f
XX
– 40
μ
s
f
CLK
= f
XX
/8
8/f
XX
– 40
Serial clock high-level width
(SCK0, SCK3)
t
WSKH0
Input
f
CLK
= f
XX
4/f
XX
– 40
ns
Except f
CLK
= f
XX
2/f
CLK
– 40
Output Except f
CLK
= f
XX
/8
4/f
XX
– 40
μ
s
f
CLK
= f
XX
/8
8/f
XX
– 40
SI0, SI3 setup time
(to SCK0, SCK3
)
t
SSSK0
80
ns
SI0, SI3 hold time
(from SCK0, SCK3
)
t
HSSK0
External clock
1/f
CLK
+ 80
ns
Internal clock
80
SO0, SO3 output delay time
(from SCK0, SCK3
)
t
DSBSK1
CMOS push-pull output
External clock
0
1/f
CLK
+ 150
ns
Internal clock
0
150
ns
t
DSBSK2
Open-drain output
R
L
= 1 k
External clock
0
1/f
CLK
+ 400
ns
Internal clock
0
400
ns
SO0, SO3 output hold time
(from SCK0, SCK3
)
t
HSBSK
When data is transferred
0.5t
CYSK0
– 40
ns
Remarks 1.
The values in this table are those when f
XX
= 12.58 MHz, C
L
= 100 pF.
2.
f
CLK
: system clock frequency (selectable from f
XX
, f
XX
/2, f
XX
/4, and f
XX
/8 by the standby control
register (STBC))
3.
f
XX
: oscillation frequency (f
XX
= 12.58 MHz or f
XX
= 6.29 MHz)
相關(guān)PDF資料
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UPD784908GF 16-BIT SINGLE-CHIP MICROCONTROLLER
UPD784908GF-XXX-3BA 16-Bit Microcontroller
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