tc9446fg TOSHIBA Semiconductor CORPORATION, tc9446fg Datasheet - Page 33

• Manufacturer Part Number: tc9446fg
• Description: Audio Digital Processor For Decode Of Dolby Digital Ac-3 , Mpeg2 Audio
• Manufacturer: TOSHIBA Semiconductor CORPORATION

AC Characteristics (1) Timing
Clock frequency
Clock duty
Clock frequency
Clock “H” duration
Clock “L” duration
Clock frequency
Clock “H” duration
Clock “L” duration
Stand-by time
Reset pulse width
Audio Serial Interface
(LRCKA to B, BCKA to B, LRCKOA to B, BCKOA to B, SDI0 to 1, SDO0 to 3)
LRCK setup time
LRCK hold time
SDI setup time
SDI hold time
BCK clock cycle
BCK clock “H” duration
BCK clock “L” duration
SDO output delay time-1
SDO output delay time-2
LRCK output delay time
Clock Input Terminals
Clock Input Terminals
Clock Input Terminals
Reset Terminal
Characteristics
( RST )
(XI)
(CKI)
(SCKI)
Symbol
t
t
t
t
f
t
t
t
t
t
DCLR
t
WRS
t
t
t
t
t
t
RRS
BCK
BCH
DO1
DO2
DTY
LBS
LBH
BCL
f
CIH
SIH
SDI
HDI
f
CIL
f
SIL
CI
XI
SI
Circuit
Test
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
33
DLL oscillation circuit (4
times)
384 fs, fs = 96 kHz
75 MIPS operating
C
C
C
C
C
C
C
C
C
C
L
L
L
L
L
L
L
L
L
L
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
= 30 pF, fs = 96 kHz
Test Condition
⎯
⎯
⎯
⎯
⎯
⎯
⎯
th
Min
− 60
160
3.3
3.3
40
13
13
10
10
20
20
20
80
80
⎯
⎯
⎯
⎯
⎯
⎯
Typ.
50
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
TC9446FG
2005-09-28
Max
150
30
60
37
60
10
10
10
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
MHz
MHz
MHz
Unit
ms
ns
ns
ns
ns
µ s
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%