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SAA7380GP Ver la hoja de datos (PDF) - Philips Electronics

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SAA7380GP Datasheet PDF : 60 Pages
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Philips Semiconductors
Error correction and host interface IC for
CD-ROM (ELM)
Preliminary specification
SAA7380
SYMBOL
PARAMETER
CONDITIONS
t15
HWR/HRD inactive to EOP inactive only for last data access
Oak compatibility mode host interface timing; see Fig.20
COMIN, HCON WRITE AND SBOUT, TSTAT READ
t0
HEN set-up
t1
HEN hold
t2
DMACK set-up
t3
DMACK hold
t4
address set-up
t5
address hold
t6
HWR/HRD active
33 MHz clock
16 MHz clock
t7
HWR/HRD inactive
33 MHz clock
16 MHz clock
t8
HWR data set-up
t9
HWR data hold
t10
HRD data access
t11
HRD data to 3-state
RESET SUB-CPU; see Fig.21; note 4
t0
HEN set-up
t1
HEN hold
t2
DMACK set-up
t3
DMACK hold
t4
address set-up
t5
address hold
t6
HWR active
33 MHz clock
16 MHz clock
t7
HWR inactive
33 MHz clock
16 MHz clock
t8
HWR to SCRST
t9
HWR inactive to SCRST inactive
NON-DMA DATA TRANSFER; see Fig.22; note 4
t0
HEN set-up
t1
HEN hold
t2
DMACK set-up
t3
DMACK hold
t4
address set-up
t5
address hold
t6
HWR/HRD active
33 MHz clock
16 MHz clock
MIN. TYP. MAX. UNIT
120
ns
30
0
30
0
30
0
50
75
60
145
50
20
5
30
0
30
0
30
0
50
65
60
145
512CLK
30
0
30
0
30
0
50
75
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
80
ns
60
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
100
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1996 Apr 25
41

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