參數(shù)資料
型號(hào): PCM1712U
廠商: Texas Instruments, Inc.
英文描述: Stereo Audio Digital-To-Analog Converter(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(立體聲音頻?\\阿轉(zhuǎn)換器)
文件頁數(shù): 5/16頁
文件大?。?/td> 160K
代理商: PCM1712U
5
PCM1712
DATA INPUT TIMING
FIGURE 1. Normal Format, 16-Bit (LRCIN H: Lch).
FIGURE 3. Data Input Timing.
t
BCWH
t
BCWL
t
BCY
t
DH
t
DS
t
BL
t
LB
BCKIN
DIN
LRCIN
1
LRCIN
DIN
BCKIN
2
14
16
15
1
2
14
16
15
MSB
LSB
MSB
LSB
Left-channel Data
Right-channel Data
1 f/s
1
LRCIN
DIN
BCKIN
2
13
16
14
1
2
13
15
14
MSB
LSBMSB
LSB
16
3
Left-channel Data
Right-channel Data
1 f/s
15
16
3
FIGURE 2 . IIS Format, 16-Bit (32 BCKIN/fs, continuous data).
TABLE I. Data Input Timing Specifications.
BCK Pulsewidth (H Level)
BCK Pulsewidth (L Level
BCK Pulse Cycle Time
DIN Setup Time
DIN Hold Time
BCK Rising Edge
LRCI Edge
LRC I Edge
BCK Rising Edge
t
BCWH
t
BCWL
t
BCY
t
DS
t
DH
t
BL
t
LB
70ns (min)
70ns (min)
140ns (min)
30ns (min)
30ns (min)
30ns (min)
30ns (min)
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