參數(shù)資料
型號(hào): UPD78324GJ
廠商: NEC Corp.
英文描述: 16/8-BIT SINGLE-CHIP MICROCONTROLLER
中文描述: 16/8-BIT單片機(jī)
文件頁數(shù): 68/86頁
文件大?。?/td> 454K
代理商: UPD78324GJ
68
μ
PD78323, 78324
t
CYK
Dependent Bus Timing Definition
Parameter
Expression
MIN./MAX.
Unit
t
SAST
0.5T – 30
MIN.
ns
t
HSTA
0.5T – 30
MIN.
ns
t
DAR
T – 40
MIN.
ns
t
DAID
(2.5 + n) T – 90
MAX.
ns
t
DRID
(1.5 + n) T – 75
MAX.
ns
t
DSTR
0.5T – 20
MIN.
ns
t
DRA
0.5T – 12
MIN.
ns
t
WRL
(1.5 + n) T – 40
MIN.
ns
t
WSTH
0.5T – 25
MIN.
ns
t
DAW
T – 40
MIN.
ns
t
DSTOD
0.5T + 40
MAX.
ns
t
DSTW
0.5T – 20
MIN.
ns
t
SODW
1.5T – 40
MIN.
ns
t
HWOD
0.5T – 30
MIN.
ns
t
DWST
0.5T – 20
MIN.
ns
t
WWL
(1.5 + n) T – 40
MIN.
ns
Remarks
1.
2.
3.
T = t
CYK
= 1/f
CLK
(f
CLK
is internal system clock frequency)
n indicates the number of wait cycles defined by user software.
Depends on t
CYK
for the bus timing shown in this table only.
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