LX1722CDB MICROSEMI, LX1722CDB Datasheet - Page 6

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LX1722CDB

Manufacturer Part Number
LX1722CDB
Description
Audio Amp Speaker 2-CH Stereo 60W Class-D 44-Pin SSOP
Manufacturer
MICROSEMI
Datasheet

Specifications of LX1722CDB

Package
44SSOP
Function
Speaker
Amplifier Type
Class-D
Typical Voltage Gain
60 dB
Total Harmonic Distortion Noise
0.06@1W %
Typical Psrr
70 dB
Output Signal Type
Differential
Output Type
2-Channel Stereo
Typical Gain Bandwidth Product
7 MHz
Maximum Input Bias Current
1(Typ)@15V@-20C to 70C uA
Maximum Input Offset Voltage
5(Typ)@15V@-20C to 70C mV
Maximum Load Resistance
8 Ohm
Copyright © 2001
Rev. 1.2a,2004-06-10
LAMPOUT
LEAOUT
CLOCK
LMUTE
RPW M
CPW M
LEAIN
LISN
VDD
LIN+
LIN-
I N T E G R A T E D
41
42
13
12
11
8
3
2
5
6
4
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
F
IGURE
2.5V
INPUT AMP
1 – LX1721 / 22 S
SYNC
ERROR AMP
OSC
P R O D U C T S
CLK
Linfinity Microelectronics Division
MUTE
MUTE
IMPLIFIED
B L O C K D I A G R A M
MUX
Microsemi
PVDD
CURRENT SENSE
B
+
-
LOCK
220m V
Class-D Stereo Power Amplifier Controller
D
IAGRAM
AudioMAX™
(L
REFERENCE
EFT
CLK
UVLO
C
&
FAULT
TIMER
HANNEL
S
R
FEEDBACK AMP
P
RODUCTION
C
Q
Q
IRCUIT
S
DRIVERS
OUTPUT
HOWN
LOGIC
Reference
Reference
&
2.5V
5V
5V
)
LX1721 / 1722
27,39
17
10
40
28
36
37
34
35
44
43
7
1
PVDD
SLEEP
VREF
V25
CN
CP
LP+
LN+
LN-
LP-
LFBK-
LFBK+
LFAOUT
Page 6

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