參數(shù)資料
型號(hào): μPD98408
廠商: NEC Corp.
英文描述: ATM Physical Interface(ATM 物理接口)
中文描述: ATM物理接口(自動(dòng)柜員機(jī)物理接口)
文件頁(yè)數(shù): 23/32頁(yè)
文件大小: 193K
代理商: ΜPD98408
23
μ
PD98408
(4) Read operation (when BUSMODE = 0)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
ADDR setup time
(referred to DS_B
)
t2-10
10
ns
SEL_B or RW_B setup time
(referred to DS_B
)
t2-11
5
ns
DS_B pulse width
t2-12
50
ns
DATA fixed time
(referred to DTACK_B
)
t2-13
10
ns
ADDR hold time
(referred to DS_B
)
t2-14
4
ns
DTACK_B disable time
(referred to DS_B
)
t2-15
10
ns
SEL_B or RW_B hold time
(referred to DS_B
)
t2-16
0
ns
DATA invalid/tristate time
(referred to DS_B
)
t2-17
0
ns
CPU Interface Read Operation (BUSMODE = 0)
ADDR0
-ADDR5
SEL_B
DATA0
-DATA7
DS_B
RW_B
DTACK_B
t2-10
t2-11
t2-12
t2-13
t2-17
t2-16
t2-15
t2-14
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