參數(shù)資料
型號(hào): ADAU1590
廠商: Analog Devices, Inc.
英文描述: Class-D Audio Power Amplifier
中文描述: D類音頻功率放大器
文件頁(yè)數(shù): 7/24頁(yè)
文件大小: 453K
代理商: ADAU1590
ADAU1590
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Rev. 0 | Page 7 of 24
0
1
1
1
1
1
1
1
2
2
2
2
2
P
P
M
S
X
X
D
D
A
A
V
S
4
4
4
4
4
4
4
4
4
3
3
3
P
P
P
P
P
P
P
P
P
P
P
P
1
2
3
4
5
6
7
8
9
10
11
12
OUTL–
OUTL–
OUTL–
OUTL+
OUTL+
OUTL+
TEST1
TEST0
ERR
OTW
MO/ST
TEST3
OUTR–
OUTR–
OUTR+
OUTR+
OUTR+
TEST13
TEST12
AINR
AINL
TEST9
TEST8
35
34
33
32
31
30
29
28
27
26
25
OUTR–
36
ADAU1590
TOP VIEW
(Not to Scale)
PIN 1
NOTES
1. EPAD NOT SHOWN AND INTERNALLY CONNECTED TO
PGND, DGND, AND AGND FOR TQFP-48.
2. EPAD NOT SHOWN AND INTERNALLY CONNECTED TO
PGND AND DGND FOR LFCSP-48.
Figure 4. Pin Configuration
Table 8. Pin Function Descriptions
Pin. Number
Mnemonic
1, 2, 3
OUTL
4, 5, 6
7
TEST1
8
TEST0
9
ERR
10
OTW
11
MO/ST
12
TEST3
13
PGA1
14
PGA0
15
MUTE
16
STDN
17
XTI
18
XTO
19
DGND
20
DVDD
21
AVDD
22
AGND
23
VREF
24
SLC_TH
25
TEST8
26
TEST9
27
AINL
28
AINR
29
TEST12
30
TEST13
31, 32, 33
OUTR+
Type
1
O
O
I
I
O
O
I
I
I
I
I
I
I
O
P
P
P
P
I
I
I
I
I
I
I
I
O
Description
Output of High Power Transistors, Left Channel Negative Polarity.
Output of High Power Transistors, Left Channel Positive Polarity.
Reserved for Internal Use. Connect to DGND.
Reserved for Internal Use. Connect to DGND.
Error Indicator (Active Low, Open-Drain Output).
Overtemperature Warning Indicator (Active Low Open-Drain Output).
Mono/Stereo Mode Setting Pin for Stereo. Connect to DGND (for mono mode, connect to DVDD).
Reserved for Internal Use. Connect to DVDD.
Programmable Gain Amplifier Select, MSB.
Programmable Gain Amplifier Select, LSB.
Mute (Active Low Input).
Shutdown/Reset Input (Active Low Input).
Quartz Crystal Connection/External Clock Input.
Quartz Crystal Connection/Clock Output.
Digital Ground for Digital Circuitry. Internally connected to exposed pad (ePAD).
Positive Supply for Digital Circuitry.
Positive Supply for Analog Circuitry. (Can be tied to DVDD.)
Analog Ground for Analog Circuitry. (See the notes in Figure 4 for connection to ePAD.)
AVDD/2 Voltage Reference Connection for External Filter.
Slicer Threshold Adjust. (Connect to AGND via a resistor for slicer operation.)
Reserved for Internal Use. Connect to DGND.
Reserved for Internal Use. Connect to DGND.
Analog Input Left Channel.
Analog Input Right Channel.
Reserved for Internal Use. Connect to DGND.
Reserved for Internal Use. Connect to DGND.
Output of High Power Transistors, Right Channel Positive Polarity.
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