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
LRCK (Input)
t
(BCH)
BCK (Input)
t
(BCY)
DATA
t
(DS)
PARAMETERS
BCK pulse cycle time
BCK high-level time
BCK low-level time
BCK rising edge to LRCK edge
LRCK edge to BCK rising edge
DATA setup time
DATA hold time
(1) f
is the sampling frequency.
S
Figure 23. Audio Interface Timing (Slave Mode)
18
t
(BCL)
t
(BL)
t
(DH)
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50% of V
t
(LB)
50% of V
50% of V
SYMBOL
MIN
MAX
(1)
t
1/(64 f
)
(BCY)
S
t
35
(BCH)
t
35
(BCL)
t
10
(BL)
t
10
(LB)
t
10
(DS)
t
10
(DH)
CC1
CC1
CC1
T0010-01
UNIT
ns
ns
ns
ns
ns
ns