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PCM1720E/2K Datasheet(PDF) 6 Page - Texas Instruments

Part # PCM1720E/2K
Description  Stereo Audio DIGITAL-TO-ANALOG CONVERTER MPEG2/AC-3 COMPATIBLE
PDF  17 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

PCM1720E/2K Datasheet(HTML) 6 Page - Texas Instruments

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®
PCM1720
6
FIGURE 1. “Normal” Data Input Timing.
FIGURE 2. “I2S” Data Input Timing.
FIGURE 3. Audio Data Input Timing.
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
18
19
20
1
2
3
18
19
MSB
LSB
20
AUDIO DATA WORD = 20-BIT
DIN (pin 5)
1
2
3
18
19
MSB
LSB
20
23
24
1
2
3
22
23
MSB
LSB
24
AUDIO DATA WORD = 24-BIT
DIN (pin 5)
1
2
3
22
23
MSB
LSB
24
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
1
2
3
18
19
MSB
LSB
20
AUDIO DATA WORD = 20-BIT
DIN (pin 5)
1
2
3
18
19
MSB
LSB
20
2
1
2
1
2
1
1
2
3
22
23
MSB
LSB
24
AUDIO DATA WORD = 24-BIT
DIN (pin 5)
1
2
3
22
23
MSB
LSB
24
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
Not Recommended For New Designs



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