參數(shù)資料
型號(hào): TDA7410
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO20
封裝: SO-20
文件頁數(shù): 14/15頁
文件大小: 99K
代理商: TDA7410
TDA7410
8/15
Figure 1. Application Example
I2C BUS INTERFACE DESCRIPTION
s
Interface Protocol
s
The interface protocol comprises:
s
a start condition (S)
s
a chip address byte (the LSB bit determines read/write transmission)
s
a subaddress byte
s
a sequence of data (N-byte + acknowledge)
s
a stop condition (P)
100nF
22
F
100nF
VDD
CASS_L
CASS_R
CDR
CDG
CDL
AUX_R
AUX_L
CASS_L
CASS_R
CDR
CDG
CDL
AUX_R
AUX_L
CREF
10
F
OUT_LF
OUT_RF
OUT_LR
OUT_RR
MPX
AM
SDA
SCL
MUTE
LEVEL
GND
OUT_LF
OUT_RF
OUT_LR
OUT_RR
MPX
AM
SDA
SCL
MUTE
LEVEL
TDA7410
100nF
S
1
00
0
1
10
X
T
I
A3
ACK
A2 A 1 A0 ACK
DATA
ACK
P
...
MSB
L SB
MSB
LSB
MSB
LSB
DATA 1toDATA n
SUBADDRESS
CHIP ADDR ESS
S= Start
ACK = Acknowled ge
T = Testing
I = Au toin crement
P= Stop
MAX Clock S peed 500kbits/s
MSB
LSB
XX
X
ST
TRANS MITTED DATA ( send mode)
S T = Stereo
Th e t ransferred d ata is a utomatically upda ted after e ach ACK.
Transmission can be repeated without n ew chip address.
Auto increment
If bit I in the subaddre ss byte is set to “1” ,the a utoincremen t of the subaddress is enabled.
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