參數(shù)資料
型號(hào): MAX9760ETI+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 9/31頁(yè)
文件大小: 0K
描述: IC AMP AUDIO PWR 3W STER 28TQFN
標(biāo)準(zhǔn)包裝: 60
類型: AB 類
輸出類型: 2-通道(立體聲)帶立體聲耳機(jī)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 3W x 2 @ 3 歐姆; 200mW x 2 @ 16 歐姆
電源電壓: 4.5 V ~ 5.5 V
特點(diǎn): 消除爆音,I²C,輸入多路復(fù)用器,靜音,關(guān)機(jī),熱保護(hù)
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
包裝: 管件
MAX9760–MAX9763
Stereo 3W Audio Power Amplifiers with
Headphone Drive and Input Mux
______________________________________________________________________________________
17
Control Register
The control register (03hex) is a read/write register that
determines the device configuration. Bit 1 (IN1/IN2)
controls the input multiplexer, a logic high selects input
1, a logic low selects input 2. Bit 2 (HPS_D) controls the
headphone sensing. A logic low configures the device
in automatic headphone detection mode. A logic high
disables the HPS input. Bit 3 (GAINA/B) controls the
gain-select multiplexer. A logic low selects GAINA. A
logic high selects GAINB. GAINA/B is ignored when
HPS_D = 0. Bit 4 (SPKR/HP) selects the amplifier oper-
ating mode when HPS_D = 1. A logic high selects
speaker mode and a logic low selects headphone
mode.
S
ADDRESS
7 BITS
8 BITS
1
WR
ACK
COMMAND
ACK
DATA
ACK
P
I2C SLAVE ADDRESS.
SELECTS DEVICE.
REGISTER ADDRESS.
SELECTS REGISTER TO BE
WRITTEN TO.
REGISTER DATA
I2C SLAVE ADDRESS.
SELECTS DEVICE.
DATA FROM
SELECTED REGISTER
S
ADDRESS
7 BITS
8 BITS
1
WR
ACK
COMMAND
ACK
DATA
P
I2C SLAVE ADDRESS.
SELECTS DEVICE.
REGISTER ADDRESS.
SELECTS REGISTER
TO BE READ.
S
ADDRESS
7 BITS
WR
ACK
Figure 7. Write/Read Data Format Example
ADD CONNECTION
I
2C ADDRESS
GND
100 1000
VDD
100 1001
SDA
100 1010
SCL
100 1011
Table 2. I2C Slave Addresses
REGISTER
ADDRESS
0000 0001
BIT
NAME
VALUE
DESCRIPTION
7
X
Don’t Care
6
X
Don’t Care
5
X
Don’t Care
0*
Unmute right channel
4
MUTER
1
Mute right channel
0*
Unmute left channel
3
MUTEL
1
Mute left channel
2
X
Don’t Care
1
X
Don’t Care
0
X
Don’t Care
Table 3. MUTE Register Format
*Default state.
REGISTER
ADDRESS
0000 0010
BIT
NAME
VALUE
DESCRIPTION
0*
7
RESET
1
Reset device
0*
6
RESET
1
Reset device
0*
5
RESET
1
Reset device
0*
4
RESET
1
Reset device
0*
3
RESET
1
Reset device
0*
2
RESET
1
Reset device
1
X
Don’t Care
0*
Normal operation
0
SHDN
1
Shutdown
Table 4. SHDN Register Format
*Default state.
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MAX9760EUI+ 功能描述:IC AMP AUDIO PWR 3W STER 28TSSOP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:DirectDrive® 類型:H 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:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點(diǎn):I²C,麥克風(fēng),靜音,短路保護(hù),音量控制 安裝類型:表面貼裝 供應(yīng)商設(shè)備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)