SLOS598A – MARCH 2009 – REVISED OCTOBER 2009
參數(shù)資料
型號: TPA6140A2YFFT
廠商: Texas Instruments
文件頁數(shù): 27/30頁
文件大?。?/td> 0K
描述: IC AMP AUDIO 25MW STER 16DSBGA
視頻文件: TPA6140A2 Demonstration
特色產(chǎn)品: TPA6140A2 Class G DirectPath? Stereo Headphone Amplifier
標(biāo)準(zhǔn)包裝: 1
系列: DirectPath™
類型: G 類
輸出類型: 耳機(jī),2-通道(立體聲)
在某負(fù)載時最大輸出功率 x 通道數(shù)量: 32mW x 2 @ 32 歐姆
電源電壓: 2.5 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,I²C,靜音,短路和熱保護(hù),關(guān)機(jī),音量控制
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 16-DSBGA(1.56x1.56)
封裝/外殼: 16-UFBGA,DSBGA
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 878 (CN2011-ZH PDF)
配用: 296-24299-ND - EVALUATION MODULE FOR TPA6140A2
其它名稱: 296-24303-6
SCL
SDA
th2
t(buf)
tsu2
tsu3
StartCondition
StopCondition
SLOS598A – MARCH 2009 – REVISED OCTOBER 2009................................................................................................................................................. www.ti.com
Figure 2. Start and Stop Conditions Timing
OPERATING CHARACTERISTICS
AVDD = 3.6 V , TA = 25°C, GAIN = 0 dB, RL = 32 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
AVDD = 2.7V, THD = 1%, f = 1 kHz
26
AVDD = 2.7V, THD = 10%, f = 1 kHz
32
PO
Output power(1) (Outputs in Phase)
mW
AVDD = 2.7V, THD = 1%, f = 1 kHz, RL =
25
16
PO = 10 mW into 16 , f = 1 kHz
0.02%
THD+N
Total harmonic distortion plus noise(2)
PO = 20 mW into 32 , f = 1 kHz
0.01%
200 mVpp ripple, f = 217 Hz
80
100
kSVR
AC-Power supply rejection ratio
dB
200 mVpp ripple, f = 4 kHz
90
ΔAV
Gain matching
Between left and right channels
1%
VOS
Output offset voltage
AVDD = 2.5 V to 5.5 V, inputs grounded
–0.5
0
0.5
mV
En
Noise output voltage
A-weighted
5.3
VRMS
fBUCK
Buck converter switching frequency
PO = 0.5 mW into 32 , f = 1 kHz
600
kHz
PO = 0.5 mW into 32 , f = 1 kHz
315
fPUMP
Charge pump switching frequency
kHz
PO = 15 mW into 32 , f = 1 kHz
1260
Start-up time from shutdown
5
ms
RIN,SE
Single Ended Input impedance
Gain = 4 dB, per input node
15.6
k
RIN,DF
Differential input impedance
Gain = 4 dB, per input node
31.2
k
SNR
Signal-to-noise ratio
VOUT = 1 VRMS, GAIN = 4 dB, no load
105
dB
Threshold
165
Thermal shutdown
°C
Hysteresis
35
ZO,SD
Output impedance in shutdown
SWS = 1, DC value
8
k
40 kHz, 1.8 VPEAK signal max
8.5
k
ZO,HI-Z
Output impedance in Hi-Z mode
6 MHz, 1.8 VPEAK signal max
600
13 MHz, 1.8 VPEAK signal max
400
Crosstalk
PO = 15 mW, f = 1 kHz
–80
dB
VCM
Input common-mode voltage range
0
1.4
V
(1)
Per channel output power
(2)
A-weighted
6
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TPA6140A2
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