TC9446FG Datasheet, PDF (36/41 Pages) Toshiba Semiconductor – Audio Digital Processor for Decode of Dolby Digital (AC-3), MPEG2 Audio

AC Characteristics Measurement Points
(1) Clock terminal (XI, CKI, SCKI)
Clock
50%
t_H, t_CIH, t_SIH
t_L, t_CIL, t_SIL
f_XI, f_CI, f_SI
Duty cycle (fDTY) = tH/(tL + tH) × 100 (%)
(2) Reset
V_DD
RST
100%
0%
90%
90%
t_RRS
t_WRS
(3) Audio serial interface (LRCKx, BCKx, SDIx, LRCKOx, BCKOx, SDOx, CKO)
CKO
100%
LRCKOx
0%
50%
t_DCLR
50%
TC9446FG
LRCKx/
LRCKOx
BCKx/
BCKOx
SDIx
SDOx
t_LBH
t_BCL
t_BCK
t_BCH
t_LBS
t_SDI
t_DO1
t_HDI
t_DO2
36
2005-09-28