參數(shù)資料
型號(hào): AN12942B
廠商: PANASONIC CORP
元件分類: 消費(fèi)家電
英文描述: Audio signal processing IC for notebook PC
中文描述: SPECIALTY CONSUMER CIRCUIT, PDSO56
封裝: 0.300 INCH, PLASTIC, HSOP-56
文件頁數(shù): 3/31頁
文件大小: 577K
代理商: AN12942B
3
SDC00047AEB
AN12942B
Line mute on/off control
TTL input
LINE_MUTE
31
Line R-channel output
Output
LINEOUT_R
30
Line L-channel output
Output
LINEOUT_L
29
Switch B-1
Output
Switch B-1
24
Switch A-3
Output
Switch A-3
23
Switch A-2
Output
Switch A-2
22
Switch A-1
Output
Switch A-1
21
Bias in
Input
BV
REF
20
EVR control for speaker and headphone
TTL input
EVR_CTL
19
V
REF
Input
V
REF
_IN
18
PRI-charge level pin
Input
PRI_V
17
Input for beep signal
Input
BEEP_IN
34
Switch B
TTL input
Switch B
33
Standby on/off control
TTL input
STANDBY
32
L-channel input
Input
INPUT_L
28
R-channel input
Input
INPUT_R
27
GND
GND
GND
26
Switch B-2
Output
Switch B-2
25
V
CC
V
CC
V
CC
16
GND
GND
GND
15
Offset cancel pin for headphone L-channel
Input
OFFSET_HPL
14
Offset cancel pin for headphone R-channel
Input
OFFSET_HPR
13
Signal automatic detection mix amplifier output
Output
DAMP_OUT
12
Signal input for signal automatic detection
Input
DETECT_IN
11
AGC demodulation pin
Input
AGC_CAP
10
GND
GND
GND
9
AGC-on level control
TTL input
AGC_LV
8
Demodulation pin for signal automatic detection
Input
DETECT_CAP
7
GND_SP R-channel
GND
GND_SP
6
Speaker amplifier R-channel negative phase output (
)
Output
SP_OUT_R
5
Speaker amplifier R-channel negative phase output (
)
Output
SP_OUT_R
4
Speaker amplifier R-channel positive phase output (
+
)
Output
SP_OUT_R
+
3
Speaker amplifier R-channel positive phase output (
+
)
Output
SP_OUT_R
+
2
V
CC
_SP R-channel
V
CC
V
CC
_SP
1
Description
Type
Pin name
Pin No.
Pin Descriptions
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