參數(shù)資料
型號： TDA7580
廠商： STMICROELECTRONICS
元件分類： 消費家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝： 10 X 10 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-64
文件頁數(shù)： 39/39頁
文件大?。?/td> 616K
代理商： TDA7580
Obsolete
Product(s)
- Obsolete
Product(s)
TDA7580
Block diagram and electrical specifications
2.1
Pin description
Figure 2.
PIN connection (top view)
1
VHI
2
VCM
3
VLO
4
INP
5
INN
6
VCMOP
7
GNDSD
8
GNDOSC
9
XTI
10
XTO
11
VDDOSC
12
VDDMTR
13
CKREFP
14
CKREFN
15
AGCKEY
16
GNDMTR
48
GND
47
VDD
46
TST3_LRCKR
45
TST2_SCKR
44
LRCK_LRCKT
43
SCLK_SCKT
42
SDO0
41
VDDH
40
GNDH
39
TST1_SDI1
38
TST4_SDI0
37
GPIO_SDO1
36
TESTN
35
GND
34
VDD
33
RESETN
64
V
D
DSD
63
VD
D
H
62
G
NDH
61
V
DDISO
60
GN
D
59
VD
D
58
DB
O
U
T
1
57
D
BRQ1
56
DB
IN
1
55
D
BCK1
54
VD
D
H
53
G
NDH
52
DB
O
U
T
0
51
D
BRQ0
50
DB
IN
0
49
D
BCK0
32
ADDR_SD
31
INT
30
RDS_CS
29
RDS_INT
28
GNDH
27
VDDH
26
IQCH3
25
IQCH2
24
IQCH1
23
IQSYNC
22
VDD
21
GND
20
SCL_SCK
19
MI
S
O
18
SDA_M
OSI
17
PROTSEL_SS
IFADC
DEBUG1
OSC.
Tu
ner
DS
P
/R
D
S
I
2
C
/S
PI
HS3I
RDS
SAI
DEBUG0
IFADC Modulator Power Supply pins pair
Oscillator Power Supply pins pair
Tuner Clock Out and AGC Keying DAC Power Supply pins pair
Core Logic 1.8V Power Supply pins pair
I/O Ring 3.3V Power Supply pins pair
Table 5.
Pin description
N°
Name
Type
Description
Notes
After
Reset
1VHI
A
Internally generated IFADC Opamps
2.65V (@VDD=3.3V) reference voltage pin
for external filtering
It needs external
minimum 4.7
μF ceramic
capacitor
2VCM
A
Internally generated common mode 1.65V
(@VDD=3.3V) reference voltage pin for
external filtering
It needs external
minimum 10
μF ceramic
capacitor
3VLO
A
Internally generated IFADC opamps
0.65V (@VDD=3.3V) reference voltage pin
for external filtering
It needs external
minimum 4.7
μF ceramic
capacitor
4
INP
A
Positive IF signal input from tuner
2.0Vpp @VDD=3.3V
5
INN
A
Negative IF signal input from tuner
2.0Vpp @VDD=3.3V
6
VCMOP
-
Not connected.
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