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TAS5711 参数 Datasheet PDF下载

TAS5711图片预览
型号: TAS5711
PDF下载: 下载PDF文件 查看货源
内容描述: 与EQ , DRC和2.1模式20 W数字音频功率放大器 [20-W DIGITAL AUDIO-POWER AMPLIFIER WITH EQ, DRC, AND 2.1 MODE]
分类和应用: 放大器功率放大器
文件页数/大小: 64 页 / 1905 K
品牌: TI [ TEXAS INSTRUMENTS ]
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TAS5711  
www.ti.com  
SLOS600 DECEMBER 2009  
PLL INPUT PARAMETERS AND EXTERNAL FILTER COMPONENTS  
PARAMETER  
TEST CONDITIONS  
MIN  
2.8224  
40%  
TYP  
MAX  
24.576  
60%  
UNIT  
fMCLKI  
MCLK Frequency  
MHz  
MCLK duty cycle  
50%  
tr /  
tf(MCLK)  
Rise/fall time for MCLK  
5
4
ns  
LRCLK allowable drift before LRCLK reset  
External PLL filter capacitor C1  
External PLL filter capacitor C2  
External PLL filter resistor R  
MCLKs  
nF  
SMD 0603 X7R  
47  
4.7  
SMD 0603 X7R  
nF  
SMD 0603, metal film  
470  
ELECTRICAL CHARACTERISTICS  
DC Characteristics  
TA = 25°, PVCC_x = 18V, DVDD = AVDD = 3.3V, RL= 8, BTL AD Mode, FS = 48KHz (unless otherwise noted)  
PARAMETER  
High-level output voltage  
TEST CONDITIONS  
MIN TYP  
MAX  
UNIT  
VOH  
VOL  
A_SEL and SDA  
A_SEL and SDA  
IOH = –4 mA  
DVDD = AVDD = 3 V  
2.4  
V
Low-level output voltage  
IOL = 4 mA  
DVDD = AVDD = 3 V  
0.5  
75  
V
VI < VIL ; DVDD = AVDD  
= 3.6V  
IIL  
Low-level input current  
High-level input current  
μA  
μA  
VI > VIH ; DVDD =  
AVDD = 3.6V  
75(1)  
IIH  
Normal Mode  
48  
24  
70  
32  
3.3 V supply voltage (DVDD,  
AVDD)  
IDD  
3.3 V supply current  
mA  
mA  
mΩ  
Reset (RESET = low,  
PDN = high)  
Normal Mode  
30  
5
55  
13  
IPVDD  
Half-bridge supply current  
No load (PVDD_x)  
Reset (RESET = low,  
PDN = high)  
Drain-to-source resistance, LS TJ = 25°C, includes metallization resistance  
180  
180  
(2)  
rDS(on)  
Drain-to-source resistance,  
TJ = 25°C, includes metallization resistance  
HS  
I/O Protection  
Vuvp  
Undervoltage protection limit  
PVDD falling  
PVDD rising  
7.2  
7.6  
V
V
Vuvp,hyst  
OTE(3)  
Undervoltage protection limit  
Overtemperature error  
150  
°C  
Extra temperature drop  
required to recover from error  
(3)  
OTEHYST  
30  
°C  
OLPC  
IOC  
Overload protection counter  
Overcurrent limit protection  
Overcurrent response time  
fPWM = 384 kHz  
0.63  
4.5  
ms  
A
Resistor—programmable, max. current, ROCP = 22 kΩ  
IOCT  
150  
ns  
OC programming resistor  
range  
Resistor tolerance = 5% for typical value; the minimum  
resistance should not be less than 20 k.  
ROCP  
RPD  
20  
22  
3
kΩ  
kΩ  
Internal pulldown resistor at  
the output of each half-bridge capacitor charge.  
Connected when drivers are tristated to provide bootstrap  
(1) IIH for the PBTL pin has a maximum limit of 200 µA due to an intenal pulldown on the pin.  
(2) This does not include bond-wire or pin resistance.  
(3) Specified by design  
Copyright © 2009, Texas Instruments Incorporated  
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Product Folder Link(s): TAS5711  
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