參數(shù)資料
型號(hào): TDA7400
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, TQFP-44
文件頁數(shù): 22/28頁
文件大?。?/td> 274K
代理商: TDA7400
PIN DESCRIPTION
N.
Name
Function
Type
1
CDR
CD Right Channel Input
I
2
CDROUT
CD Output Right Channel
O
3
CDGND
CD Input Common Ground
I
4
CDLOUT
CD Output Left Channel
O
5
CDL
CD Input Left Channel
I
6nc
-
7
PH -
Differential Phone Input -
I
8
PH +
Differential Phone Input +
I
9nc
-
10
AM
AM Input
I
11
nc
-
12
MPX
FM Stereodecoder Input
I
13
nc
-
14
LEVEL
Level Input Stereodecoder
I
15
MPIN
Multipath Input
I
16
MPOUT
Multipath Output
O
17
nc
-
18
MUXL
Multiplexer Output Left Channel
O
19
MUXR
Multiplexer Output Right Channel
O
20
nc
-
21
QUAL
Stereodecoder Quality Output
O
22
SMUTE
Soft Mute Drive
I
23
SCL
I
2C Clock Line
I
24
SDA
I
2C Data Line
I/O
25
nc
-
26
GND
Supply Ground
S
27
VS
Supply Voltage
S
28
nc
-
29
OUTRR
Right Rear Speaker Output
O
30
OUTLR
Left Rear Speaker Output
O
31
OUTRF
Right Front Spaeaker Output
O
32
OUTLF
Left Front Speaker Output
O
33
nc
-
34
ACOUTR
Pre-speaker AC Output Right Channel
O
35
ACOUTL
Pre-speaker AC Output Left Channel
O
36
nc
-
37
ACINLR
Pre-speaker Input Left Rear Channel
I
38
ACINRR
Pre-speaker Input Right Rear Channel
I
39
ACINRF
Pre-speaker Input Right Front Channel
I
40
ACINLF
Pre-speaker Input Left Front Channel
I
41
VREF
Reference Voltage Output
O
42
CREF
Reference Capacitor Pin
S
43
TAPEL
Tape Input Left
I
44
TAPER
Tape Input Right
I
Pin type legenda: I = Input O = Output I/O = Input/Output S = Supply nc = not connected
TDA7400
3/28
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