參數(shù)資料
型號(hào): TDA7316
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), EQUALIZER CIRCUIT, PDSO28
封裝: SO-28
文件頁數(shù): 8/10頁
文件大小: 2702K
代理商: TDA7316
SOFTWARE SPECIFICATION
Interface Protocol
The interface protocol comprises:
A start condition (s)
A chip address byte, containing the TDA7316
address (the 8th bit of the byte must be 0). The
TDA7316 must always acknowledge at the end
of each transmitted byte.
A sequence of data (N-bytes + acknowledge)
A stop condition (P)
TDA7316 ADDRESS
MSB
first byte
LSB
MSB
LSB
MSB
LSB
S
1000
01
A
0
ACK
DATA
ACK
DATA
ACK
P
Data Transferred (N-bytes + Acknowledge)
ACK = Acknowledge
S = Start
P = Stop
MAX CLOCK SPEED 100kbits/s
SOFTWARE SPECIFICATION
Chip address (84 or 86 Hex)
1
MSB
00
1
A
0
LSB
A = Logic level on pin ADDR
A = 1 if ADDR pin = open
A = 0 if ADDR pin = connected to ground
SOFTWARE SPECIFICATION (continued)
DATA BYTES (detailed description)
Volume
MSB
LSB
FUNCTION
0
X
B2
B1
B0
A2
A1
A0
Volume 0.375dB steps
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
-0.375
-0.75
-1.125
-1.5
-1.875
-2.25
-2.625
0
X
B2
B1
B0
A2
A1
A0
Volume -3dB steps
0
1
0
1
0
1
0
1
0
1
0
-3
-6
-9
-12
-15
TDA7316
7/10
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