參數(shù)資料
型號(hào)： PCM3052ARTFG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 編解碼器
英文描述： PCM CODEC, PQCC32
封裝： GREEN, PLASTIC, VQFN-32
文件頁數(shù)： 43/47頁
文件大?。?/td> 776K
代理商： PCM3052ARTFG4
www.ti.com
PCM3052A
SLES160 – NOVEMBER 2005
ELECTRICAL CHARACTERISTICS (continued)
All specifications at T
A = 25°C, VCC1 = VCC2 = VCC3 = 5 V, VDD = 3.3 V, fS = 48 kHz, SCKI = 256 fS, 24-bit data, unless
otherwise noted
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Dynamic Performance (8)
fS = 48 kHz, VOUT = 0 dB
–97
–90
fS = 96 kHz, VOUT = 0 dB
–99
THD+N
Total harmonic distortion + noise
dB
fS = 48 kHz, VOUT = –60 dB
–42
fS = 96 kHz, VOUT = –60 dB
–43
fS = 48 kHz, EIAJ, A-weighted
98
104
Dynamic range
dB
fS = 96 kHz, EIAJ, A-weighted
106
fS = 48 kHz, EIAJ, A-weighted
99
105
S/N
Signal-to-noise ratio
dB
fS = 96 kHz, EIAJ, A-weighted
106
fS = 48 kHz
97
103
Channel separation
dB
fS = 96 kHz
104
Analog Output
Output voltage
0.8 VCC2
Vp-p
Center voltage
0.5 VCC2
V
Load impedance
AC coupling
5
k
f = 20 kHz
–0.03
LPF frequency response
dB
f = 40 kHz
–0.20
Digital Filter Performance
Pass band
±0.03 dB
0.454 fS
Hz
Stop band
0.546 fS
Hz
Pass-band ripple
±0.03
dB
Stop-band attenuation
0.546 fS
–50
dB
Delay time
20/fS
s
De-emphasis error
±0.1
dB
POWER SUPPLY REQUIREMENTS
VCC1
VCC2
4.25
5
5.5
Voltage range
VDC
VCC3
VDD
3
3.3
3.6
fS = 48 kHz
39
50
mA
ICC(9)
fS = 96 kHz
41
Full power down (10)
300
A
Supply current
fS = 48 kHz
10
15
mA
IDD
fS = 96 kHz
19
Full power down(10)
90
A
Operation, fS = 48 kHz
228
300
Operation, fS = 96 kHz
268
ADC operation at fS = 48
180
Power dissipation
kHz/DAC power down
mW
ADC power down/DAC operation
63
at fS = 48 kHz
Full power down(10)
1.8
(8)
fOUT = 1 kHz, using System Two audio measurement system by Audio Precision in the RMS mode with 20-kHz LPF and 400-Hz HPF.
(9)
ICC = ICC1 + ICC2 + ICC3
(10) Halt SCKI, BCK, LRCK.
5
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