參數(shù)資料
型號(hào): TB2912HQ
元件分類: 音頻/視頻放大
英文描述: 27 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25
封裝: 1 MM PITCH, PLASTIC, HZIP-25
文件頁(yè)數(shù): 18/40頁(yè)
文件大小: 580K
代理商: TB2912HQ
TB2912HQ
2006-04-28
25
TB2912HQ I
2C Bus Transmission Format
(1)
Write mode
In addition to usual transmission, it corresponds to continuation transmission and the auto
increment mode as a transmission format. After a transmission end, in case data transmission is
newly, it is necessary to open the term beyond 1 clock.
1)
Continuation transmission
(An address to change is specified. At this time, MSB of a sub-address is set as 0.)
2)
Auto increment
(Sub address are set to increment from N one by one. MSB of a sub-address is set as 1.)
(2)
Read mode
The slave address became the read mode by changing the 8 Bit of the slave address from 0 to 1.
The data output from TB2912HQ starts after the micro controller receives the ACK 1 bit which
follows a slave address.
Stop condition are shown in the under the map.
The micro controller shall send the stop condition P after it sent the reversed Acknowledge (high) in
case of the read mode finished.
The data transmission became not available condition if the micro controller intended to send the
stop condition P expect for this procedure because this IC occupies the data bus until the micro
controller send the start conditions again.
S
Slave ADD
0
A
Sub ADD a
A
DATA 7 to 0
A
Sub ADD b
A
DATA 7 to 0
A
Sub ADD x
A
DATA 7 to 0
P
S
Slave ADD (R)
A DATA1 A DATA2 A DATA3 A DATA4 A P
....... send a DATA from microcontroller.
....... send a DATA from TB2912HQ.
DATA 7 to 0
P
(sub ADD N
+ m)
S
Slave ADD
0
A
(sub ADD N)&80h
A
DATA 7 to 0
A
DATA 7 to 0
A
DATA 7 to 0
A
(sub ADD N
+ 1)
(sub ADD N
+ 2)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TB2913HQ 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Maximum Power 47 W BTL 】 4-ch Audio Power IC
TB2915AHQ(O) 制造商:Toshiba America Electronic Components 功能描述:IC AMP BTL AUDIO 45W 4CH HZIP25
TB2915HQ(O) 功能描述:音頻放大器 45W x 4-CH high-EFF car power amp 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
TB2921HQ(O) 功能描述:音頻放大器 50W x 4-CH class-AB car power amp 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
TB2922HQ 制造商:Toshiba 功能描述:Pure complementary P-ch & N-ch DMOS output stage, BTL output form