MAX9770ETI+T Maxim Integrated Products, MAX9770ETI+T Datasheet - Page 20
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MAX9770ETI+T
Manufacturer Part Number
MAX9770ETI+T
Description
IC AMP AUDIO 1.2W MONO D 28TQFN
Manufacturer
Maxim Integrated Products
Type
Class Dr
Datasheet
1.MAX9770ETIT.pdf
(22 pages)
Specifications of MAX9770ETI+T
Output Type
1-Channel (Mono) with Stereo Headphones
Max Output Power X Channels @ Load
1.2W x 1 @ 8 Ohm; 80mW x 2 @ 16 Ohm
Voltage - Supply
2.5 V ~ 5.5 V
Features
Depop, Input Multiplexer, Mute, Short-Circuit and Thermal Protection, Shutdown
Mounting Type
Surface Mount
Package / Case
28-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
1.2W, Low-EMI, Filterless, Mono Class D Amplifier
with Stereo DirectDrive Headphone Amplifiers
20
______________________________________________________________________________________
PROCESSOR
AUDIO DAC
BASEBAND
FM RADIO
MODULE
V
V
0.47μF
0.47μF
0.47μF
0.47μF
1μF
DD
DD
1μF
MONO
SHDN
SEL1
SELM
GAIN1
GAIN2
IN1R
IN1L
IN2R
IN2L
SEL2
V
DD
GND
2.5V TO 5.5V
MAX9770
PV
DD
PGND
HPV
HPOUTL
HPOUTR
CPGND
CPV
CPV
OUT+
DD
OUT-
SV
BIAS
HPS
C1N
C1P
SS
SS
DD
1μF
1μF
0.047μF
System Diagram
1μF
1μF
2.5V TO 5.5V