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
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PCM1772, PCM1773
SLES010G – SEPTEMBER 2001 – REVISED MARCH 2007
TYPICAL PERFORMANCE CURVES (continued)
All specifications at T
= 25°C, V
A
CC1
otherwise noted.
OUTPUT SPECTRUM (–60 dB, N = 8192)
0
−20
−40
−60
−80
−100
−120
−140
0
5
10
f – Frequency – kHz
Figure 16.
12
= V
= 2.4 V, f
= 44.1 kHz, system clock = 256 f
CC2
S
DYNAMIC RANGE
vs
JITTER
100
99
98
97
96
95
94
0
100
200
300
400
Jitter – ps
Figure 15.
0
−20
−40
−60
−80
−100
−120
−140
15
20
0
G016
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and 24-bit data, R
= 10 k , unless
S
L
500
600
700
G015
OUTPUT SPECTRUM (–60 dB, N = 8192)
20
40
60
80
f – Frequency – kHz
Figure 17.
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100
120
G017