参数资料
型号: G1420F31Uf
厂商: Global Mixed-mode Technology Inc.
元件分类: 音频放大器
英文描述: 2W Stereo Audio Amplifier
中文描述: 2W立体声音频放大器
文件页数: 9/20页
文件大小: 386K
代理商: G1420F31UF
Ver: 1.5
Aug 04, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
17
G1420
Global Mixed-mode Technology Inc.
Application Circuits
Logical Truth Table
INPUTS
OUTPUT
AMPLIFIER STATES
SE/
BTL
HP/
LINE
Mute In
Shutdown
Mute Out
Input
L/R Out+
L/R Out-
Mode
X
----
High
----
X
----
Mute
Low
X
High
----
High
X
VDD/2
Mute
High
X
High
----
High
X
VDD/2
----
Mute
Low
L/R Line
BTL
Output
BTL
Output
BTL
Low
High
Low
L/R HP
BTL
Output
BTL
Output
BTL
High
Low
L/R Line
SE
Output
----
SE
High
Low
L/R HP
SE
Output
----
SE
GND/HS
NC
ROUT+
RLINEIN
RHPIN
LVDD
RVDD
NC
HP/LINE
ROUT-
SE/BTL
GND/HS
R
100K
Ω
1K
Ω
PHONOJACK
1
3
4
2
COUTR
CFL
RFL
AUDIO SOURCE
CIL
RIL
R
100K
Ω
CSR
4.7F
1K
Ω
COUTR
GND/HS
TJ
LOUT+
LLINEIN
RIR
LHPIN
LBYPASS
RBYPASS
SHUTDWON
MUTE OUT
LOUT-
MUTE IN
GND/HS
CIR
AUDIO SOURCE
RFL
20K
Ω
CFR
G1420
1
24
2
23
3
22
4
21
12
13
14
11
10
15
17
916
8
18
7
20
5
6
19
10K
Ω
1F
4.7F
220F
0.1F
4.7F
220F
1F
10K
Ω
20K
Ω
GND/HS
NC
ROUT+
RLINEIN
RHPIN
LVDD
RVDD
NC
HP/LINE
ROUT-
SE/BTL
GND/HS
R
100K
Ω
1K
Ω
PHONOJACK
1
3
4
2
COUTR
CFL
RFL
AUDIO SOURCE
CIL
RIL
R
100K
Ω
CSR
4.7F
1K
Ω
COUTR
GND/HS
TJ
LOUT+
LLINEIN
RIR
LHPIN
LBYPASS
RBYPASS
SHUTDWON
MUTE OUT
LOUT-
MUTE IN
GND/HS
CIR
AUDIO SOURCE
RFL
20K
Ω
CFR
G1420
1
24
2
23
3
22
4
21
12
13
14
11
10
15
17
916
8
18
7
20
5
6
19
10K
Ω
1F
4.7F
220F
0.1F
4.7F
220F
1F
10K
Ω
20K
Ω
相关PDF资料
PDF描述
G1420F31U 2W Stereo Audio Amplifier
G1420 2W Stereo Audio Amplifier
G1421F 2W Stereo Audio Amplifier with No Headphone Coupling Capacitor Function
G1422F2UF 2W Stereo Audio Amplifier
G1422F2U 2W Stereo Audio Amplifier
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