MAX9770ETI+ Maxim Integrated Products, MAX9770ETI+ Datasheet - Page 21

• Manufacturer Part Number: MAX9770ETI+
• Description: IC AMP AUDIO 1.2W MONO D 28TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class Dr

Specifications of MAX9770ETI+

• 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

TRANSISTOR COUNT: 7020
PROCESS: BiCMOS
1.2W, Low-EMI, Filterless, Mono Class D Amplifier
TOP VIEW
with Stereo DirectDrive Headphone Amplifiers
HPOUTR
HPOUTL
CPGND
CPV
CPV
SV
IN2R
IN1R
BIAS
GND
HPS
C1N
C1P
V
DD
DD
SS
SS
______________________________________________________________________________________
10
11
12
13
14
1
2
3
4
5
6
7
8
9
MAX9770
TSSOP
Chip Information
28
27
26
25
24
23
22
21
20
19
18
17
16
15
IN1L
IN2L
MONO
GAIN1
GAIN2
PV
OUT-
OUT+
PGND
SYNC
SHDN
SELM
SEL2
SEL1
DD
For the latest package outline information, go to
www.maxim-ic.com/packages.
PACKAGE TYPE
MONO
GAIN1
IN2R
IN1R
IN2L
IN1L
GND
28 TQFN-EP
28 TSSOP
23
24
26
27
28
22
25
21
1
20
2
PACKAGE CODE
19
3
Package Information
MAX9770
TQFN
T2855N-1
18
U28-1
4
Pin Configurations
17
5
16
6
15
7
DOCUMENT NO.
14
13
12
11
10
8
9
21-0140
21-0066
SELM
SEL2
SEL1
CPGND
C1P
C1N
CPV
SS
21