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參數資料
| 型號： | MAX9714ETJ |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | Synchronous 8-Bit Up/Down Counters 24-CFP -55 to 125 |
| 中文描述： | 8 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC32 |
| 封裝： | 7 X 7 MM, 0.80 MM HEIGHT, MO-220, TQFN-32 |
| 文件頁數： | 3/18頁 |
| 文件大?。?/td> | 508K |
| 代理商： | MAX9714ETJ |
M
6W, Filterless, Spread-Spectrum
Mono/Stereo Class D Amplifiers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 15V, GND = PGND = 0V,
SHDN
≥
V
IH
, A
V
= 16dB, C
SS
= C
IN
= C
REG
= 0.47μF, C1 = 100nF, C2 = 1μF, FS1 = FS2 = GND
(f
S
= 330kHz), R
L
connected between OUTL+ and OUTL- and OUTR+ and OUTR-, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Typical values are at T
A
= +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Total Harmonic Distortion Plus
Noise
THD+N
f
IN
= 1kHz, either FFM or SSM, R
L
= 8
,
P
OUT
= 4W
0.07
%
FFM
SSM
FFM
SSM
94
88
97
91
335
460
236
335
85
75
BW = 22Hz to
22kHz
Signal-to-Noise Ratio
SNR
R
L
= 8
, P
OUT
=
4W, f = 1kHz
A-weighted
dB
FS1 = L, FS2 = L
FS1 = L, FS2 = H
FS1 = H, FS2 = L
FS1 = H, FS2 = H (spread-spectrum mode)
P
OUT
= 5W, f
IN
= 1kHz, R
L
= 16
P
OUT
= 4W, f = 1kHz, R
L
= 8
300
370
Oscillator Frequency
f
OSC
kHz
Efficiency
η
%
DIGITAL INPUTS (
SHDN
, FS_, G_)
V
IH
V
IL
2.5
Input Thresholds
0.8
±
1
V
Input Leakage Current
μA
Note 1:
All devices are 100% production tested at +25°C. All temperature limits are guaranteed by design.
Note 2:
Testing performed with a resistive load in series with an inductor to simulate an actual speaker load. For R
L
= 8
, L = 68μH.
For R
L
= 16
, L = 136μH.
Note 3:
PSRR is specified with the amplifier inputs connected to GND through C
IN
.
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