參數(shù)資料
型號: XM-PX50WT
英文描述: Audio_ICs:
中文描述: Audio_ICs:
文件頁數(shù): 13/40頁
文件大小: 1383K
代理商: XM-PX50WT
XM-PX50WT
1-13
2. Block diagram
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
PW
SW
PW
SW
MT
SW
MT
SW
BST
SW
BST
SW
BEEP
BEEP
IN
Vref
Vref
Vref
IN
BST1
BST2
BST
AGC
PW
B
PW
A
MT
TC
GND
ADD
IN
BST
NF1
LPF
BST
NF
BST
OUT
AGC
IN
DET
OUT
2
2
B
PWR
GND
CUTA
VCC2
BEEP
OUTA
BEEP
OUTB
INA
INB
VCC1
JCV8002-W (IC601) : Head phone amp
1. Pin layout
3. Pin function
Pin
no.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
V
OUT
PWR GND
OUT
DET
AGC IN
BST OUT
BST NF
LPF
BST NF
ADD IN
V
V IN
GND
BEEP IN
BST SW
MT SW
PW SW
MT TC
V
IN
IN
BEEP OUT
BEEP OUTA
V
Power amplifier output
GND in power amplifier output steps
Power amplifier output
Smoothness of level detection of boost
BST amplifier input signal level variable control by input lever to boost AGC input terminal
Output terminal of BST amplifier2
Terminal NF of BST amplifier2
Output BST amplifier1
NF of BST amplifier1
ADD amplifier input
Standard potential circuit
Standard potential circuit
Power part input steps GND
Beep input terminal
Beep output terminal
Mute switch
Power On/OFF switch
Mute smoothing Power mute switch
Main parts V
Power amplifier input
Power amplifier input
Beep output terminal
Beep output terminal
Symbol
FUNCTION
(+B) in power amplifier output steps
CC2
A
CC2
B
2
2
1
ref
ref
CC1
B
A
CC
B
AGC
18
13
24 ~ 19
7 ~ 12
1
6
~
~
Description of major ICs
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