參數(shù)資料
型號(hào): PCM4104PFBT
英文描述: High-Performance, 24-Bit, 216kHz sampling, Four-channel Audio Digital-to-Analog Converter
中文描述: 高性能24位,216kHz的采樣,四通道音頻數(shù)字模擬轉(zhuǎn)換器
文件頁數(shù): 20/36頁
文件大?。?/td> 486K
代理商: PCM4104PFBT
$%
SBAS291C AUGUST 2003 REVISED DECEMBER 2004
www.ti.com
20
MSB
LSB
MSB
LSB
M S B
LSB
MSB
LSB
LSB
MSB
LSB
MSB
LRCK
BCK
DATA0
DATA1
LRCK
BCK
DATA0
DATA1
LRCK
BCK
DATA0
DATA1
(a) LeftJustified Data Format
(b) RightJustified Data Format
(c) I
2
S Data Format
1/f
S
Ch. 1 (DATA0) or Ch. 3 (DATA1)
Ch. 2 (DATA0) or Ch. 4 (DATA1)
Figure 10. Left Justified, Right Justified, and I
2
S Data Formats
LRCK
BCK
(BCKE = 0)
DATA0
DATA1
t
DS
t
DH
t
BKLRD
BCK
(BCKE = 1)
t
LRBKD
t
BCKP
t
BCKHL
PARAMETER
t
BCKP
t
BCKHL
t
LRBKD
t
BKLRD
t
DS
t
DH
DESCRIPTION
BCK Cycle Time
BCK High/Low Time
MIN
70
30
10
10
10
10
50
MAX
UNITS
ns
ns
ns
ns
ns
ns
%
LRCK Edge to BCK Sampling Edge Delay
BCK Sampling Edge to LRCK Edge Delay
Data Setup Time
Data Hold Time
LRCK Duty Cycle
Figure 11. Audio Serial Port Timing for Left Justified, Right Justified, and I
2
S Data Formats.
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