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參數(shù)資料
| 型號： | AN7233SH |
| 廠商： | PANASONIC CORP |
| 元件分類： | 接收器 |
| 英文描述： | FM/AM Tuner for 1.5V Headphone Stereo |
| 中文描述： | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO28 |
| 封裝： | 0.300 INCH, 0.50 MM PITCH, PLASTIC, SSOP-28 |
| 文件頁數(shù)： | 3/3頁 |
| 文件大?。?/td> | 53K |
| 代理商： | AN7233SH |
ICs for FM/AM Tuner
AN7233SH
I
Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
Pin Name
13
14
AM RF Amp. Input
AM Mixer Output
Supply Pin for IF Input Portion/AMOSC Section
AM AGC
AM IF Amp. Input
FM IF Amp. Input
SD LED ON Level Adjustment
Stereo LED Drive/AMIF Output Pin
SD LED Drive Pin
Supply Pin
Phase-Shifter Pin for FM Detection
GND Pin
Output for FM/AM IF Count
IF Count Control Pin
Pin No.
15
16
17
18
19
20
21
22
23
24
25
26
Pin Name
27
28
AM Detection Pin
AM AF Amp. Input Pin
Oscillation Prevention Capacitor Pin
FM/AM Detection Output Pin
MPX Input Pin
Rch Output Pin
Lch Output Pin
AM/FM Changeover/19kHz Output Pin
Loop Filter Pin 1 for PLL
Loop Filter Pin 2 for PLL
CR Connecting Pin for VCO
Low Pass Filter Pin 1 for Pilot Detection
Low Pass Filter Pin 2 for Forced
MONO/Pilot Detection
AM Local Oscillation Coil Pin
Divider
AM Det.
AGC
PC
AM
OSC
AM
Mix.
AM
RF
IF
LEVEL
Det.
SD
FM
Det.
ST
Ind.
VCO
LPF
MPX
SW
AM AF
Buffer
1
2
3
6
7
8
9
10
11
12
13
14
4
5
MPX Fillter
0.022
μ
F
24k
Freg.
Counter
8
+
4.7
μ
F
4.7
μ
F
8
1
1
V
V
CC
0
μ
FSTSG
0
μ
F
8
0.33
μ
F
6
6
+
0.22
μ
F
AM
MONO.
+
0.1
μ
F
1
6
1
1
+
1
μ
F
10pF
V1
4
KV1281
REQ
0
μ
F
0
μ
F
2
1
2
3V
RF
Voltage
Meter
4
1
2
3
5
5
C
3
S
0
μ
F
S
0.022
μ
F
+
0
μ
F
5
IF Count
2
2
50
+
4
μ
F
S
S
1
FMSG
AMSG
50
5
0.022
μ
F
AMIF
Audio
Analazer
RLO2U8 – M
Tuning Electric Current
28
27
26
25
24
23
22
21
20
19
18
17
16
15
+
4
1
1
V
3.3
k
270
pF
I
Application Circuit
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