参数资料
型号: PCM3794RHBRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 通信及网络
英文描述: SPECIALTY TELECOM CIRCUIT, PQCC32
封装: 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数: 16/67页
文件大小: 1417K
代理商: PCM3794RHBRG4
www.ti.com
T0011-04
t
(DL)
t
(BCY)
t
(SCY)
t
(DS)
LRCK(Output)
50%ofV
IO
50%ofV
IO
50%ofV
IO
50%ofV
IO
SCKI
BCK(Output)
DIN
DOUT
t
(DH)
t
w(BCH)
t
w(BCL)
t
(DB)
t
(DB)
SLES193C – AUGUST 2006 – REVISED FEBRUARY 2007
PARAMETERS
MIN
MAX
UNIT
t(SCY)
SCKI pulse cycle time
1/(256 fS)(1)
t(DL)
LRCK edge from SCKI rising edge
0
40
ns
t(DB)
BCK edge from SCKI rising edge
0
40
ns
t(BCY)
BCK pulse cycle time
1/(64 fS)(1)
tw(BCH)
BCK high level time
146
ns
tw(BCL)
BCK low level time
146
ns
t(DS)
DATA setup time
10
ns
t(DH)
DATA hold time
10
ns
(1)
fS is up to 48 kHz. fS is the sampling frequency.
Figure 27. Audio Interface Timing (Master Mode)
23
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