PCM1770 Datasheet, PDF (18/29 Pages) Texas Instruments – LOW VOLTAGE AND POWER STEREO AUDIO DIGITAL TO ANALOG CONVER WITH HEADPHONE AMPLIFER

PCM1770
PCM1771
SLES011C – SEPTEMBER 2001 – REVISED MAY 2004
LRCK (Input)
BCK (Input)
t(BCH)
t(BCL)
t(LB)
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50% of VCC
50% of VCC
DATA
t(BCY)
t(BL)
50% of VCC
BCK pulse cycle time
BCK high-level time
BCK low-level time
BCK rising edge to LRCK edge
LRCK edge to BCK rising edge
DATA set-up time
DATA hold time
(1) _{fS is the sampling frequency.}
t(DS)
PARAMETERS
t(DH)
SYMBOL
t(BCY)
t(BCH)
t(BCL)
t(BL)
t(LB)
t(DS)
t(DH)
MIN
1/(64 fS)(1)
35
35
10
10
10
10
Figure 23. Audio Interface Timing (Slave Mode)
MAX
UNIT
ns
ns
ns
ns
ns
ns
18