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參數資料
型號: TSC2111IRGZT
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 0.4 W, 1 CHANNEL, AUDIO AMPLIFIER, QCC48
封裝: PLASTIC, QFN-48
文件頁數: 67/99頁
文件大小: 1143K
代理商: TSC2111IRGZT
TSC2111
SLAS495A JUNE 2006 REVISED OCTOBER 2007
www.ti.com
7
ELECTRICAL CHARACTERISTICS (continued)
At +25
°C, AVDD1, AVDD2, DRVDD, IOVDD = 3.3 V, BVDD = 3.9 V, DVDD = 1.8 V, Vref = 2.5 V, Fs (Audio) = 48 kHz, unless otherwise noted
(continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
DAC SPEAKER OUTPUT
Load = 8
(differential), 50 pF
Full-scale output voltage (0 dB)
1.838
Vrms
Output common mode
1.75
V
SNR
Measured as idle channel noise, A-weighted
90
99
dBA
THD
1 dBFS Input, 0-dB gain
75
55
dB
217 Hz, 100 mV on AVDD1/2
74
PSRR
217 Hz, 100 mV on BVDD
72
dB
PSRR
1020 Hz, 100 mV on AVDD1/2
74
dB
1020 Hz, 100 mV on BVDD
72
Interchannel isolation
Coupling from ADC to DAC
90
dB
Mute attenuation
120
dB
Maximum output power
400
mW
CELLPHONE
MIC INPUT TO CP_OUT
1020-Hz Sine wave input on MICIN_HND,
load on CP_OUT = 10 k
, 50 pF
Full-scale input voltage (0 dB)
0.707
Vrms
Input common mode
1.5
V
Full-scale output voltage (0 dB)
0.707
Vrms
Output common mode
1.5
V
SNR
Measured as idle channel noise, A-weighted
89
dBA
THD
0 dBFS Input, 0-dB gain
75
dB
MICSEL TO CP_OUT(Differential)
CP_OUTPCP_OUTN
1020-Hz Sine wave input on MICIN_HND,
load between CP_OUTCP_OUTN = 10 k
,
50 pF
Full-scale input voltage (0 dB)
0.707
Vrms
Input common mode
1.5
V
Full-scale output voltage (0 dB)
1.414
Vrms
Output common mode
1.5
V
SNR
Measured as idle channel noise, A-weighted
80
96
dBA
THD
0 dBFS Input, 0-dB gain
92
60
dB
PSRR
217 Hz, 100 mV on AVDD1/2
49
dB
PSRR
1020 Hz, 100 mV on AVDD1/2
49
dB
Interchannel isolation
CP_IN to CP_OUT (Differential)
80
dB
Mute attenuation
CP_OUT (Differential) muted
120
dB
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TSC2117 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power Audio Codec With Embedded miniDSP, Stereo Class-D Speaker Amplifier, and Smart Four-Wire Touch-Screen Controller
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