參數(shù)資料
型號: PCM1726
廠商: Texas Instruments, Inc.
英文描述: Stereo Audio Digital-To-Analog Converter 16 Bits, 96kHz Sampling(16位96kHz采樣率立體聲音頻D\A轉(zhuǎn)換器)
中文描述: 立體聲音頻數(shù)字模擬轉(zhuǎn)換器16位,96kHz采樣(16位96kHz的采樣率立體聲音頻?\\阿轉(zhuǎn)換器)
文件頁數(shù): 5/9頁
文件大小: 172K
代理商: PCM1726
5
PCM1726
14
15
16
1
2
3
14
15
1/fs
L_ch
R_ch
MSB
LSB
16
LRCIN (pin 4)
BCKIN (pin 6)
AUDIO DATA WORD = 16-BIT
DIN (pin 5)
1
2
3
14
15
MSB
LSB
16
FIGURE 1. “Normal” Data Input Timing.
1
2
3
14
15
1/fs
L_ch
R_ch
MSB
LSB
16
LRCIN (pin 4)
BCKIN (pin 6)
AUDIO DATA WORD = 16-BIT
DIN (pin 5)
1
2
3
14
15
MSB
LSB
16
2
1
FIGURE 2. “I
2
S” Data Input Timing.
LRCKIN
BCKIN
DIN
1.4V
1.4V
1.4V
t
BCH
t
BCL
t
LB
t
BL
t
DS
BCKIN Pulse Cycle Time
BCKIN Pulse Width High
BCKIN Pulse Width Low
BCKIN Rising Edge to LRCIN Edge
LRCIN Edge to BCKIN Rising Edge
DIN Set-up Time
DIN Hold Time
: t
BCY
: t
BCH
: t
BCL
: t
BL
: t
LB
: t
DS
: t
DH
: 100ns (min)
: 50ns (min)
: 50ns (min)
: 30ns (min)
: 30ns (min)
: 30ns (min)
: 30ns (min)
t
DH
t
BCY
FIGURE 3. Audio Data Input Timing.
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