The PCM1772 and PCM1773 devices are CMOS, monolithic, integrated circuits which include stereo digital-to-analog converters, lineout circuitry, and support circuitry in small TSSOP-16 and VQFN-20 packages

PCM1772

Manufacturer Part NumberPCM1772
DescriptionThe PCM1772 and PCM1773 devices are CMOS, monolithic, integrated circuits which include stereo digital-to-analog converters, lineout circuitry, and support circuitry in small TSSOP-16 and VQFN-20 packages
ManufacturerTexas Instruments
PCM1772 datasheet
 


Specifications of PCM1772

# Dacs2# Inputs / # Outputs0 / 2
ArchitectureMultilevel Delta-SigmaResolution(bits)24
Sampling Rate(max)(khz)48Control InterfaceSPI
Digital Audio InterfaceL,R,I2SThd+n(typ)(%)0.007
Dac Snr(typ)(db)98Power Consumption(typ)(mw)6.5
Operating Temperature Range(c)0 to 70Analog Voltage Av/dd(min)(v)1.6
Analog Voltage Av/dd(max)(v)3.6Pin/package16TSSOP, 20VQFN
1
2
3
4
5
6
7
8
9
10
11
Page 11
12
Page 12
13
Page 13
14
Page 14
15
Page 15
16
Page 16
17
Page 17
18
Page 18
19
Page 19
20
Page 20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
Page 17/37

Download datasheet (642Kb)Embed
PrevNext
www.ti.com
(1) Standard Data Format; L-Channel = HIGH, R-Channel = LOW (Slave Mode)
LRCK
BCK
(= 32 f
, 48 f
or 64 f
)
S
S
S
16-Bit Right-Justified, BCK = 32 f
S
DATA 14 15 16
1
2
3
MSB
16-Bit Right-Justified, BCK = 48 f
or 64 f
S
S
DATA 14 15 16
20-Bit Right-Justified
DATA 18 19 20
1
2
MSB
24-Bit Right-Justified
DATA 22 23 24
1
2
3
MSB
2
(2) I
S Data Format; L-Channel = LOW, R-Channel = HIGH (Slave Mode)
LRCK
BCK
(= 32 f
, 48 f
or 64 f
)
S
S
S
DATA
1
2
3
MSB
(3) Left-Justified Data Format; L-Channel = HIGH, R-Channel = LOW (Slave Mode)
LRCK
BCK
(= 32 f
, 48 f
or 64 f
)
S
S
S
DATA
1
2
3
MSB
(4) Left-Justified Data Format; L-Channel = HIGH, R-Channel = LOW (Master Mode)
(The frequency of BCK is 64 f
and SCKI is 256 f
S
LRCK
BCK
(= 64 f
)
S
DATA
1
2
3
MSB
Figure 22. Audio Data Input Formats
SLES010G – SEPTEMBER 2001 – REVISED MARCH 2007
1/f
S
L-Channel
14
15 16
1
2
3
LSB
MSB
1
2
3
14
15 16
MSB
LSB
3
18
19 20
LSB
22
23 24
1
2
3
LSB
MSB
1/f
S
L-Channel
N
1
2
3
N−2
N−1
LSB
MSB
1/f
S
L-Channel
N
1
2
3
N−2
N−1
LSB
MSB
only)
S
1/f
S
L-Channel
N
1
2
3
N−2
N−1
LSB
MSB
Submit Documentation Feedback
PCM1772, PCM1773
R-Channel
14
15 16
LSB
1
2
3
14
15 16
MSB
LSB
1
2
3
18
19 20
MSB
LSB
22
23 24
LSB
R-Channel
N
1
2
N−2
N−1
LSB
R-Channel
N
1
2
N−2
N−1
LSB
R-Channel
N
1
2
N−2
N−1
LSB
T0009-01
17