參數(shù)資料
型號: SAA7205
廠商: NXP Semiconductors N.V.
英文描述: MPEG-2 systems demultiplexer
中文描述: MPEG - 2系統(tǒng)解復用器
文件頁數(shù): 64/84頁
文件大?。?/td> 363K
代理商: SAA7205
1997 Jan 21
64
Philips Semiconductors
Preliminary specification
MPEG-2 systems demultiplexer
SAA7205H
R
EAD CYCLE
(see Fig. 36)
t
o(r)(R)
t
o(f)(R)
t
o(d)(R)
D
IRECT READ CYCLE
(see Fig.37)
output rise time
output fall time
output delay time
10
10
30
ns
ns
ns
t
CSL(R)
t
o(d)(1R)
t
o(d)(2R)
t
o(r)(R)
t
o(f)(R)
chip select LOW time for read
output delay time on first byte
output delay time on second byte
output rise time
output fall time
240
240
30
10
10
ns
ns
ns
ns
ns
Output interface
C
o
C
L
T
cy(DCLK)
output capacitance
output load capacitance
output clock cycle time of the
descrambler clock
output clock rise time
output clock fall time
output clock HIGH time
output clock LOW time
output rise time
output fall time
output hold time
output delay time
output delay time
note 1
111
10
50
pF
pF
ns
t
r(CLKO)
t
f(CLKO)
t
CLKOH
t
CLKOL
t
o(r)
t
o(f)
t
o(h)
t
o(d)
t
o(d)p
A
UDIO INTERFACE
(see Fig.44)
25
25
3
0
10
10
10
10
20
ns
ns
ns
ns
ns
ns
ns
ns
ns
C
L
= 5 pF
C
L
= 30 pF
C
L
= 5 pF
T
cy(CLKOa)
t
CLKOHa
t
CLKOLa
GP/HS
INTERFACE
(see Figs 38 and 39)
output clock cycle time
output clock HIGH time
output clock LOW time
2232
40
40
31250
60
60
ns
%
%
t
o(h)g
t
o(d)g
t
o(h)h
t
o(d)h
TXT
INTERFACE
(see Figs 44 and 48)
output hold time
output delay time
output hold time
output delay time
74
2
t
o(h)g
+ 20
t
o(h)h
+ 8
ns
ns
ns
ns
T
cy(CLKOtt)
t
CLKOHtt
t
CLKOLtt
t
o(h)tt
t
o(d)tt
output clock cycle time
output clock HIGH time
output clock LOW time
output clock HIGH time
output clock LOW time
111
37
37
68
148
74
74
t
o(h)tt
+ 15
ns
ns
ns
ns
ns
C
L
= 5 pF
C
L
= 30 pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
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