參數(shù)資料
型號(hào)： TAS5706PAPRG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： 20.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP64
封裝： 10 X 10 MM, GREEN, PLASTIC, HTQFP-64
文件頁(yè)數(shù)： 2/70頁(yè)
文件大?。?/td> 1169K
代理商： TAS5706PAPRG4
SLOS550B – DECEMBER 2007 – REVISED DECEMBER 2010
www.ti.com
DISSIPATION RATINGS
TA = 25°C
TA = 45°C
TA = 70°C
PACKAGE(1)
DERATING FACTOR
POWER RATING
10-mm × 10-mm QFP
29 mW/°C
2.89 W
2.31 W
1.59 W
(1)
For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
website at www.ti.com.
RECOMMENDED OPERATING CONDITIONS
over operating free-air temperature range (unless otherwise noted)
MIN
NOM
MAX
UNIT
Digital/analog supply voltage
DVDD
3
3.3
3.6
V
Half-bridge supply voltage
PVCC_xx
10
26
V
VIH
High-level input voltage
3.3-V TTL, 5-V tolerant
2
V
VIL
Low-level input voltage
3.3-V TTL, 5-V tolerant
0.8
V
TA
Operating ambient temperature range
0
85
°C
TJ
Operating junction temperature range
0
150
°C
RL (BTL)
6.0
8
RL (SE)
Load impedance
Output filter: L = 22 mH, C = 680 nF.
3.2
4
RL (PBTL)
3.2
4
LO (BTL)
10
Minimum output inductance under
LO (SE)
Output-filter inductance
10
mH
short-circuit condition
LO (PBTL)
10
PWM OPERATION AT RECOMMENDED OPERATING CONDITIONS
PARAMETER
TEST CONDITIONS
MODE
VALUE
UNITS
32–kHz data rate ±2%
12× sample rate
384
kHz
Output sample rate 2×–1×
44.1-, 88.2-, 176.4-kHz data rate ±2%
8×, 4×, and 2× sample rates
352.8
kHz
oversampled
48-, 96-, 192-kHz data rate ±2%
8×, 4×, and 2× sample rates
384
kHz
PLL INPUT PARAMETERS AND EXTERNAL FILTER COMPONENTS
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
fMCLKI
Frequency, MCLK (1 / tcyc2)
4.9
49
MHz
MCLK duty cycle
40%
50%
60%
≥2-V MCLK = 49.152 MHz, within the
MCLK minimum high time
8
ns
min and max duty cycle constraints
≤0.8-V MCLK = 49.152 MHz, within the
MCLK minimum low time
8
ns
min and max duty cycle constraints
LRCLK allowable drift before LRCLK reset
10
MCLKs
External PLL filter capacitor C1
SMD 0603 Y5V
47
nF
External PLL filter capacitor C2
SMD 0603 Y5V
4.7
nF
External PLL filter resistor R
SMD 0603, metal film
470
10
Copyright 2007–2010, Texas Instruments Incorporated
Product Folder Link(s): TAS5706
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