(VDD = VPV" />
參數(shù)資料
型號: MAX9875ERP+T
廠商: Maxim Integrated Products
文件頁數(shù): 3/30頁
文件大?。?/td> 0K
描述: IC AUDIO SUBSYSTEM 20UCSP
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
系列: DirectDrive®
類型: D 類
輸出類型: 1-通道(單聲道),帶立體聲耳機
在某負載時最大輸出功率 x 通道數(shù)量: 825mW x 1 @ 4 歐姆; 53mW x 2 @ 16 歐姆
電源電壓: 2.7 V ~ 5.25 V
特點: 消除爆音,差分輸入,I²C,靜音,短路和熱保護,關(guān)機,音量控制
安裝類型: 表面貼裝
供應商設(shè)備封裝: 20-UCSP
封裝/外殼: 20-WFBGA,CSPBGA
包裝: 帶卷 (TR)
MAX9875
Typical Operating Characteristics (continued)
(VDD = VPVDD = 3.7V, VGND = VPGND = 0V. Single-ended inputs, preamp gain = 0dB, volume controls = 0dB, OSC = 00, SHDN = 1.
Speaker loads (ZSPK) connected between OUT+ and OUT-. Headphone loads (RHP) connected from HPL or HPR to GND. ZSPK =
∞, RHP = ∞. C1 = C2 = CBIAS = 1F. TA = +25°C, unless otherwise noted.)
Low RF Susceptibility, Mono Audio
Subsystem with DirectDrive Headphone Amplifier
______________________________________________________________________________________
11
IN-BAND OUTPUT SPECTRUM
MAX9875
toc30
FREQUENCY (kHz)
AMPLITUDE
(dBV)
15
10
5
0
-140
-80
-40
-120
-20
-60
-100
020
fOSC = 1176kHz
fIN = 1kHz
WIDEBAND OUTPUT SPECTRUM
MAX9875
toc31
FREQUENCY (MHz)
AMPLITUDE
(dBV)
0
-70
-40
-50
-20
-80
-60
-90
-30
-10
-100
0.1
10
100
1
fOSC = 1100kHz
INPUTS AC-COUPLED TO GND
WIDEBAND OUTPUT SPECTRUM
MAX9875
toc32
FREQUENCY (MHz)
AMPLITUDE
(dBV)
0
-70
-40
-50
-20
-80
-60
-90
-30
-10
-100
0.1
10
100
1
fOSC = 700kHz
INPUTS AC-COUPLED TO GND
WIDEBAND OUTPUT SPECTRUM
MAX9875
toc33
FREQUENCY (MHz)
AMPLITUDE
(dBV)
0
-70
-40
-50
-20
-80
-60
-90
-30
-10
-100
0.1
10
100
1
fOSC = 1176kHz
INPUTS AC-COUPLED TO GND
HARDWARE SHUTDOWN RESPONSE
MAX9875
toc34
VBIAS
500mV/div
20ms/div
OUT+ - OUT-
1V/div
SOFTWARE SHUTDOWN
ON- AND OFF-RESPONSE
MAX9875
toc35
VSDA
2V/div
20ms/div
OUT+ - OUT-
1V/div
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