參數(shù)資料
型號(hào): TLV320AIC23GQER
廠商: Texas Instruments, Inc.
元件分類: Codec
英文描述: Stereo Audio CODEC, 8-to 96-kHz, With Integrated Headphone Amplifier
中文描述: 立體聲音頻編解碼器,8到96千赫,具有集成耳機(jī)放大器
文件頁(yè)數(shù): 16/44頁(yè)
文件大小: 236K
代理商: TLV320AIC23GQER
2
4
2.3.4
Stereo Headphone Output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
0-dB full-scale output voltage
1.0
VRMS
Maximum output power, PO
RL = 32
RL = 16
AVDD = 3.3 V
AVDD = 3.3 V,
1 kHz output
30
mW
40
Signal-to-noise ratio, A-weighted (see Note 4)
90
97
dB
Total harmonic distortion
PO = 10 mW
PO = 20 mW
0.1
%
1.0
Power supply rejection ratio
1 kHz, 100 mVpp
1 kHz output
50
dB
Programmable gain
73
6
dB
Programmable-gain step size
1
dB
Mute attenuation
NOTE 4: All performance measurements done with 20-kHz low-pass filter and, where noted, A-weighted filter. Failure to use such a filter results
in higher THD + N and lower SNR and dynamic range readings than shown in the Electrical Characteristics. The low-pass filter removes
out-of-band noise, which, although not audible, may affect dynamic specification values.
1 kHz output
80
dB
2.3.5
Analog Reference Levels
PARAMETER
MIN
TYP
MAX
UNIT
Reference voltage
AVDD/2
50 mV
AVDD/2 + 50 mV
V
k
Divider resistance
40
50
60
2.3.6
Digital I/O
PARAMETER
MIN
TYP
MAX
UNIT
VIL
VIH
VOL
VOH
Input low level
0.3
×
BVDD
V
Input high level
0.7
×
BVDD
V
Output low level
0.1
×
BVDD
V
Output high level
0.9
×
BVDD
V
2.3.7
Supply Current
PARAMETER
Record and playback (all active)
MIN
TYP
23
MAX
Record and playback (osc, clk, and MIC output powered down)
18
T t l
Total supply current,
No input signal
No in ut signal
Line playback only
7
ITOT
Record only
13
mA
Analog bypass (line in to line out)
4
Power down
Oscillator enabled
Oscillator disabled
1.5
0.01
相關(guān)PDF資料
PDF描述
TLV320AIC23IGQER Stereo Audio CODEC, 8-to 96-kHz, With Integrated Headphone Amplifier
TLV320AIC3106_0706 LOW-POWER STEREO AUDIO CODEC FOR PORTABLE AUDIO/TELEPHONY
TLV320AIC3106IGQE LOW-POWER STEREO AUDIO CODEC FOR PORTABLE AUDIO/TELEPHONY
TLV320AIC3106IGQER LOW-POWER STEREO AUDIO CODEC FOR PORTABLE AUDIO/TELEPHONY
TLV341_07 LOW-VOLTAGE RAIL-TO-RAIL OUTPUT CMOS OPERATIONAL AMPLIFLERS WITH SHUTDOWN
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