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參數(shù)資料
| 型號： | TSC2111IRGZTG4 |
| 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(shù)： | 89/99頁 |
| 文件大小： | 1143K |
| 代理商： | TSC2111IRGZTG4 |
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TSC2111
SLAS495A JUNE 2006 REVISED OCTOBER 2007
www.ti.com
9
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
POWER SUPPLY REQUIREMENTS
Power supply voltage
AVDD1, AVDD2
3
3.3
3.6
V
DRVDD
3
3.3
3.6
V
BVDD
3
4.2
V
IOVDD
Max MCLK = 100 MHz
2
3.6
V
IOVDD
Max MCLK = 50 MHz
1.1
3.6
V
DVDD
1.65
1.8
1.95
V
Touch-screen ADC quiescent current
IAVDD1, host controlled AUX1 conversion at
10 ksps with external reference
58
A
Touch-screen ADC quiescent current
IDVDD, host controlled AUX1 conversion at
10 ksps
68
A
IAVDD1 with loudspeaker output (no signal),
PLL off
2.6
Analog supply current – audio play back only
IBVDD with loudspeaker output (no signal),
PLL off
6.4
mA
Analog supply current – audio play back only
IAVDD1 with headphone output (no signal),
VGND off, PLL off
2.4
mA
IDRVDD with headphone output (no signal),
VGND off, PLL off
3.3
Digital supply current – audio play back only
IDVDD, PLL off
2.5
mA
(1)
IAVDD1, headset mic, PLL off
5
mA
Analog supply current mic record only(1)
IBVDD, headset mic, PLL off
270
A
Analog supply current mic record only(1)
IAVDD1, handset mic, PLL off
5.6
mA
Digital supply current – mic record only
IDVDD, PLL off
1.4
mA
Analog supply current
IAVDD2, PLL on
1.3
mA
Digital supply current
IDVDD, PLL on
0.9
mA
Hardware power down
1
Only headset/button detection enabled
50
Total current
Only auto temperature measurement with
5.59 min delay
50
A
Total current
Headset/button detection and auto
temperature measurement with 5.59 min
delay
70
A
(1) Mic record currents measured with no load on MICBIAS.
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