tc94a48fg TOSHIBA Semiconductor CORPORATION, tc94a48fg Datasheet - Page 29

• Manufacturer Part Number: tc94a48fg
• Description: Single-chip Audio Digital Signal Processor Single-chip Audio Digital Signal Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Timing
Clock input pin
Clock cycle
Clock “H” duration
Clock “L” duration
Reset pin
Standby time
Reset pulse width
Audio Serial Interface (BCKI0~1, BCKO, LRCKI0~1, LRCKO, SDI0~3, SDO0~3)
LRCKIx setup time
LRCKIx hold time
SDIx setup time
SDIx hold time
BCKIx clock cycle
BCKIx clock “H” duration
BCKIx clock “L” duration
SDOx output delay(1)
SDOx output delay(2)
LRCKO output delay
Note 16: The /RST pin must be driven low at power-on.
Characteristics
Characteristics
Characteristics
(/RST)
(XI)
Symbol
Symbol
Symbol
t
t
t
DCLR
t
t
t
t
t
t
t
t
t
WRS
t
t
RRS
BCK
BCH
DO1
DO2
LBS
LBH
BCL
SDI
HDI
t
XIH
XIL
XI
fs=32kHz~48kHz, 256fs input
CL = 30 pF
fs = 48 kHz or lower
BCKI0 and BCKI1 input: 64 fs or lower
C
C
C
L
L
L
= 30 pF
= 30 pF
= 30 pF
29
Test Condition
Test Condition
Test Condition
⎯
⎯
⎯
⎯
40.0
40.0
Min.
80.0
Min.
Min.
−75
300
150
150
1.0
10
75
50
50
⎯
⎯
⎯
Typ.
88.6
44.3
44.3
Typ.
Typ.
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
TC94A48FG
2005-09-28
124.0
Max.
Max.
Max.
62.0
62.0
75
60
60
40
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Unit
Unit
Unit
ms
ns
µs
ns