參數(shù)資料
型號(hào): MAX9729ETI+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 8/28頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO .052W STER 28TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 60
系列: DirectDrive®
類型: AB 類
輸出類型: 耳機(jī),2-通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 52mW x 2 @ 32 歐姆
電源電壓: 1.8 V ~ 3.6 V
特點(diǎn): 帶低音增強(qiáng)模式,消除爆音,I²C,輸入多路復(fù)用器,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: 28-TQFN-EP(5x5)
封裝/外殼: 28-WFQFN 裸露焊盤(pán)
包裝: 管件
產(chǎn)品目錄頁(yè)面: 1392 (CN2011-ZH PDF)
gains for the MAX9729. Figure 8 shows the volume
control transfer function for the MAX9729.
Use bits [B7:B5] in register 0x01 to set the BEEP input
attenuation. The BEEP input attenuation is adjustable to
one of eight different values ranging from -10dB to
-56dB (see Table 6).
Set B3 in register 0x01 to 1 to enable BassMax (see
Table 7). The output signal’s low-frequency response
will be boosted according to the external components
connected between OUT_ and BM_. See the
BassMax
Gain-Setting Components section for details on choos-
ing the external components.
Use bits [2:0] in register 0x01 to set the maximum gain
of the MAX9729 to one of eight different values ranging
from +3.5dB to +26dB (see Table 8). The maximum
gain setting in conjunction with the volume setting
determines the overall voltage gain of the MAX9729
(see Tables 5a, 5b, 5c).
MAX9729
Stereo Headphone Amplifier with BassMax,
Volume Control, and Input Mux
16
______________________________________________________________________________________
NACK
1
SLAVE ADDRESS
CONTENTS OF REGISTER 0x00
B1
B0
B3
B2
B5
B4
B7
B6
ACK
S
P
COMMAND BYTE IS
STORED AFTER ACK
STOP
CONDITION
START
CONDITION
FROM MAX9729
FROM MASTER DEVICE
R/W
FROM MAX9729
FROM MASTER DEVICE
Figure 7a. Read Data Format for Reading Register 0x00 Only
NACK
1
A
SLAVE ADDRESS
COMMAND BYTE FOR REGISTER 0x01
B1
B0
B3
B2
B5
B4
B7
B6
ACK
S
P
STOP
CONDITION
START
CONDITION
FROM MAX9729
FROM MASTER DEVICE
R/W
FROM MAX9729
COMMAND BYTE FOR REGISTER 0x00
B1
B0
B3
B2
B5
B4
B7
B6
FROM MASTER DEVICE
FROM MAX9729
FROM MASTER DEVICE
Figure 7b. Read Data Format for Reading Registers 0x00 and 0x01
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
0x00
SHUTDOWN
(see Table 3)
MUX/MIXER CONTROL
(see Table 4)
VOLUME CONTROL (see Table 5)
0x01
BEEP INPUT ATTENUATION (see Table 6)
1
BassMax
ENABLE
(see Table 7)
MAXIMUM GAIN CONTROL (see Table 8)
Table 2. MAX9729 Command Registers
Table 3. Shutdown Control (Register 0x00),
SHDN = VDD
B7
MODE
0
MAX9729 disabled
1
MAX9729 enabled
X
= Don’t Care.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9729ETI+ 功能描述:音頻放大器 Stereo Headphone Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9729ETI+T 功能描述:音頻放大器 Stereo Headphone Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9729EVCMAXQU+ 功能描述:音頻放大器 Evaluation Kit/Evaluation System for the MAX9729 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9729EVKIT+ 功能描述:音頻放大器 Evaluation Kit/Evaluation System for the MAX9729 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX972C/D 功能描述:校驗(yàn)器 IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品: 比較器類型: 通道數(shù)量: 輸出類型:Push-Pull 電源電壓-最大:5.5 V 電源電壓-最小:1.1 V 補(bǔ)償電壓(最大值):6 mV 電源電流(最大值):1350 nA 響應(yīng)時(shí)間: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SC-70-5 封裝:Reel