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參數(shù)資料
| 型號： | AD62550A |
| 廠商： | Elite Semiconductor Memory Technology Inc. |
| 英文描述： | Class-D Audio Power Amplifier with USB / I2S Interface |
| 中文描述： | D類音頻功率放大器具有USB / I2S接口 |
| 文件頁數(shù)： | 3/3頁 |
| 文件大?。?/td> | 249K |
| 代理商： | AD62550A |
ES MT
AD62550A
Elite Semiconductor Memory Technology Inc.
Publication Date: Apr. 2007
Revision: 1.3
3/14
17
S
/I
USB
SEL
2
I
Low is USB mode, high is I
2
S mode
Schmitt trigger TTL input buffer
18
I
Mode selection bit
Schmitt trigger TTL input buffer
19
NC
NC
No connection
20
XO
O
Crystal output
21
XI
I
Crystal input
22
GND
P
Ground
23
REGO
O
3.3V regulator output
24
VDD
P
5V supply voltage
25
USBDM
I/O
USB data D-
26
USBDP
I/O
USB data D+
27
THEATER
I
Theater mode, high active
Schmitt trigger TTL input buffer
28
VOLDN
I
Volume down, low active
With internal pull-up resistor
29
VOLUP
I
Volume up, low active
With internal pull-up resistor
30
MUTE
I
Power-down and mute of Class D
Schmitt trigger TTL input buffer
31
ERROR
O
Error output
Open-Drain output
32
RESET
I
Reset signal
Schmitt trigger TTL input buffer
Note1: Must be strapped resistor 1M
to 3.3V(REGO) or GND. BCLK, LRCIN and
PDO
must be strapped
to GND. SDATAO is strapped to GND by 1M
when AD62550A’s volume/mute is controlled by
external button, otherwise strapped to 3.3V when AD62550A is I
2
C slave mode for SEL1 is logic
LOW.
Absolute Maximum Ratings
Symbol
Parameter
VDD
Supply for regulator input
VDDL(R)
Supply for Left (Right) Channel
i
Input Voltage
T
stg
Storage Temperature
T
a
Ambient Operating Temperature
Voltage Difference between V
DDL
and V
DDR
Voltage Difference between V
DDL
(V
DDR
) and DVDD/AVDD
V
DDL
(V
DDR
) Power-on Voltage Ramp
Recommended Operating Conditions
Symbol
Parameter
Typ
VDD
Supply for regulator input
4.5~5.5
VDDL(R)
Supply for Driver Stage
3.0~5.0
T
a
Ambient Operating Temperature
0~70
Min
0
0
-0.3
-65
0
-1
-3
Max
5.5
5.5
3.6
150
70
1
3
0.2
Units
V
V
V
o
C
o
C
V
V
V/
μ
s
Units
V
V
o
C
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|---|---|
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