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Компоненты Описание
QFP80-P-1420-0.80-BK Просмотр технического описания (PDF) - Oki Electric Industry
Номер в каталоге
Компоненты Описание
производитель
QFP80-P-1420-0.80-BK
Multi-Function PCM CODEC
Oki Electric Industry
QFP80-P-1420-0.80-BK Datasheet PDF : 41 Pages
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¡ Semiconductor
MSM7503
Recommended Operating Conditions (Processor Digital Interface)
Parameter
Write Pulse Period
Write Pulse Width
Read Pulse Width
Address Data
Setup Time
Address Data
Hold Time
CEN Setup Time
CEN Hold Time
Data Setup Time
Data Hold Time
Symbol
P
W
T
W
T
R
t
AW1
t
AR1
t
AW2
t
AR2
t
CW1
t
CR1
t
CW2
t
CR2
t
DW1
t
DW2
Condition
WRN
WRN
RDN
AD0, AD1
Æ
WRN
AD0, AD1
Æ
RDN
WRN
Æ
AD0, AD1
RDN
Æ
AD0, AD1 See Fig.2
CEN
Æ
WRN
CEN
Æ
RDN
WRN
Æ
CEN
RDN
Æ
CEN
DB0 to 7
Æ
WRN
WRN
Æ
DB0 to 7
Min.
2000
100
200
80
80
50
50
80
80
50
50
110
20
Typ.
—
—
—
—
—
—
—
—
—
—
—
—
—
Max. Unit
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
Recommended Operating Conditions (Ping-Pong transmission Interface)
Parameter
B Signal Set-up Time
B Signal Hold Time
D Signal Set-up Time
D Signal Hold Time
Receive Data Cycle Time
Receive Data Width
Receive Flame Cycle Time
Symbol
Condition
T
SBHW
BHW Input
See Fig. 3
T
HBHW
BHW Input
See Fig. 3
T
SBD
BD Input
See Fig. 4
T
HBD
BD Input
See Fig. 4
T
CB
R1N, R2N
See Fig. 5
T
WB
Width of "L" at R1N and R2N See Fig. 5
T
FM
—
See Fig. 5
Min.
50
50
50
50
—
1.35
—
Typ.
—
—
—
—
3.906
1.953
125
Max. Unit
—
ns
—
ns
—
ns
—
ns
—
m
s
2.5
m
s
—
m
s
17/41
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