MAX9744ETH+T Maxim Integrated Products, MAX9744ETH+T Datasheet - Page 19

• Manufacturer Part Number: MAX9744ETH+T
• Description: IC AMP AUDIO PWR 22.5W D 44TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class Dr

Specifications of MAX9744ETH+T

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 22.5W x 2 @ 4 Ohm
• Voltage - Supply: 4.5 V ~ 14 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 44-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 7. Speaker Volume Levels
V5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
V4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
V3
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
______________________________________________________________________________________
20W Stereo Class D Speaker Amplifier
V2
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
V1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
V0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
POSITION
VOLUME
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
VOLUME INPUT VOLTAGE (V)
0.100 x V
0.113 x V
0.125 x V
0.138 x V
0.151 x V
0.163 x V
0.176 x V
0.189 x V
0.202 x V
0.214 x V
0.227 x V
0.240 x V
0.252 x V
0.265 x V
0.278 x V
0.290 x V
0.303 x V
0.316 x V
0.329 x V
0.341 x V
0.354 x V
0.367 x V
0.379 x V
0.392 x V
0.405 x V
0.417 x V
0.430 x V
0.443 x V
0.456 x V
0.468 x V
0.481 x V
0.494 x V
with Volume Control
SDA/VOL
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
ATTENUATION (dB)
VOLUME
-10.9
-12.0
-13.1
-14.4
-15.4
-16.4
-0.5
-1.9
-3.4
-5.0
-6.0
-7.1
-8.9
-9.9
9.5
8.8
8.2
7.6
7.0
6.5
5.9
5.4
4.9
4.4
3.9
3.4
2.9
2.4
2.0
1.6
1.2
0.5
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