參數(shù)資料
型號: UPD30181AYF1-131-GA3
廠商: NEC Corp.
英文描述: 64-/32-BIT MICROPROCESSOR
中文描述: 64-/32-BIT微處理器
文件頁數(shù): 62/72頁
文件大?。?/td> 447K
代理商: UPD30181AYF1-131-GA3
Data Sheet U16277EJ1V0DS
62
μ
PD30181A, 30181AY
(12) Clocked serial interface (CSI) parameters
Parameter
Symbol
Condition
MIN.
MAX.
Unit
SCK frequency
f
SCK
4.608
MHz
SCK cycle
t
SCK
217
ns
SCK high-/low-level width
t
SCKHL
t
SCK
/2
20
t
SCK
/2 + 20
ns
SI input setup time (to SCK edge
Note
)
t
SIS
50
ns
SI input hold time (from SCK edge
Note
)
t
SIH
50
ns
SO output delay time (from SCK
edge
Note
)
t
SOD
50
ns
Note
The SCK edge used differs depending on the settings of the CKMD and CKPOL bits of the CSIMODE
register.
t
SIS
t
SOD
t
SIH
t
SCK
t
SCKHL
SCK
(I/O)
SI
(input)
SO
(output)
t
SCKHL
Remark
This diagram shows the timing when using the SCK rising edge (CKMD = 0 and CKPOL = 0,
or CKMD = 1 and CKPOL = 1).
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