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参数资料
| 型号： | TDA7420 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封装： | 14 X 14 MM, TQFP-64 |
| 文件页数： | 23/29页 |
| 文件大小： | 230K |
| 代理商： | TDA7420 |
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SUPPLY
VOLUME
+16
÷
-63
1dB
+
MUTE
(IN,
OUT)
DEMODULATOR
&
AMPLITUDE
ADJ
456KHz
0
÷
-79
1dB
D94AU106I
I2
C
BUS
DECODER
VCC
MULTIPLEXER
+
MUTE
CD_R-
DOLBY
B/C
TREBLE
-18
÷
+18
1dB
BASS
-18
÷
+18
1dB
SOFT
MUTE
&
RADIO
MUTE
LF_OUT
RR_OUT
RF_OUT
SCL
SDA
FM/AM
25KHz
19KHz
CANCELLATION
RECTIFIER
PEAK
DETECTOR
+
PULSE
FORMER
LEVEL
CONTROL
EQRO
EQLO
INL1
CD_L-
INL2
INR2
INR1
EQSW
3.8K
(Nom)
5%
step
0÷
-6dB
0.5dB
0÷
-6dB
0.5dB
G
L
R
0dB
0
÷
15dB
1dB
step
AM_R
GAIN
1.5
÷
9dB
2.5dB
L1
R1
PLL
NOISE
BLANKER
THRESHOLD
CONTROL
50
-
7
5
sec
DEEMPH
BUS
LATCHES
+
AMS
0
÷
-79
1dB
0
÷
-79
1dB
0
÷
-79
1dB
LR_OUT
BEEP
VHCC
VR
VSB
0/-20dB/
-23dB/
MUTE
L1
R1
AMSOUT
-5dB
0/-20dB/
-23dB/
MUTE
TBLANK
PEAK
14
-
November
-
1995
V
CC_PRE
DIG
GND
AM_C
AM_L
COMPOSIT
RADIO
MUTE
20K
50K
20K
50K
100K
25K
COMP
AMS_IN
100K
GAIN
0÷
28dB
1dB
AMS_LF
100K
GND_PRE
45
51
EQLI
42
43
44
39
46
47
48
53
EQRI
CD_R+
52
CD_L+
55
54
56
57
58
59
60
61
HIGH
CUT
CONTROL
TRIGGER_
OUT
18
14
62
26
AGND
CREF
VCO
27
25
24
22
19
23
20
21
HCR
HCL
17
15
16
38
9
86
3
7
6
5
4
10
12
13
11
CS4
AC_IN2_R
AC_IN2_L
AC_OUT2_L
AC_OUT2_R
TR_R
TR_L
BASS2_R
BASS2_L
BASS1_L
BASS1_R
33
31
30
64
32
INTS
INTP
AMS_GAIN
AC_IN1_L
AC_IN1_R
1
29
AC_OUT1R
2
AC_OUT1L
3
28
50
40
49
41
PREOUT_R
PREOUT_L
V
CC
34
35
36
37
V
S
100K
RM
BLOCK DIAGRAM
TDA7420
3/29
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TDA7421 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:AM/FM TUNER FOR CAR RADIO AND Hi-Fi APPLICATIONS |
| TDA7421N | 制造商:ST 功能描述:AM/FM TUNER FOR CAR RADIO AND HI-FI APPLICATIONS |
| TDA7427 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:AM-FM RADIO FREQUENCY SYNTHESIZER AND IF COUNTER |
| TDA7427A | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:AM-FM RADIO FREQUENCY SYNTHESIZER AND IF COUNTER |
| TDA7427AAD | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:AM-FM RADIO FREQUENCY SYNTHESIZER AND IF COUNTER |
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