參數(shù)資料
型號: MB86967PFV
元件分類: 微控制器/微處理器
英文描述: 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 129/129頁
文件大?。?/td> 1519K
代理商: MB86967PFV
99
MB86967
(11)ISA Bus Mode Read Cycle
(VDD = +5 V
± 5%, GND = 0 V, Ta = 0°C to +70°C)
Parameter
Symbol
Value
Unit
Min.
Typ.
Max.
From the rising edge of SA19 to SA14, SA9 to SA0, and
ALE or establishment of AEN or SBHE until IOR assert
t1
15
ns
Hold time of SA19 to SA14, SA9 to SA0, AEN, SBHE
from IOR negate
t2
21
ns
IOR pulse width
t3
50
ns
From IOR negate to IOCHRDY negate
t4
20
ns
IOCHRDY pulse width (on conflict at the time of BMPR8
access)
t5
——
175
ns
From IOCHRDY assert to SD15 to 0 enabled
t6
30
ns
From IOCHRDY assert to IOR hold time
t7
20
ns
From IOR assert to SD15 to 0 enabled (no conflict on bus
access)
t8
38
ns
From IOR negate to SD15 to SD0 high impedance
t9
38
ns
From SA19 to SA14, SA9 to SA0, ALE rising edge, AEN
or SBHE rising edge up to IOCS16 assert
t10
28
ns
From SA19 to SA14, SA9 to SA0, ALE rising edge, AEN
or SBHE rising edge up to IOCS16 negate
t11
71
ns
From IOR assert to ENHB, or ENLB assert
t12
46
ns
From IOR negate to ENHB or ENLB negate
t13
24
ns
ALE pulse width
t14
30
ns
t14
t1
t10
t12
t13
t9
t2
t7
t11
t6
t4
t3
t5
t8
ALE
SA19 to 14, 9 to 0
AEN, SBHE
IOR
SD15 to 0
IOCS16
ENHB, ENLB
IOCHRDY
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