LM49370RLX/NOPB National Semiconductor, LM49370RLX/NOPB Datasheet - Page 28

• Manufacturer Part Number: LM49370RLX/NOPB
• Description: IC AUDIO SUBSYSTEM 1.2W 49USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®, PowerWise®r
• Type: Class Dr

Specifications of LM49370RLX/NOPB

• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1.2W x 1 @ 8 Ohm; 52mW x 2 @ 16 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: 3D, Depop, I²C, I²S, Microphone, Mute, PCM, Shutdown, SPI, Standby, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 49-MicroSMDxt
• Operational Class: Class-D
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 3/5V
• Supply Current (max): 15.5@3.3VmA
• Power Supply Requirement: Quint
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 86dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 1.8/2.5V
• Dual Supply Voltage (max): 4.5/5.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 49
• For Use With: LM49370RLEVAL - BOARD EVALUATION LM49370RL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM49370RLX

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F
in
19.44
19.68
19.44
19.68
14.4
16.2
16.8
19.2
19.8
14.4
16.2
16.8
19.2
19.8
(MHz)
12
13
12
13
F
TABLE 11. Example PLL Settings for 48 kHz and 44.1 kHz Sample Rates in DAC MODE 01
s
44.1
44.1
44.1
44.1
44.1
44.1
44.1
44.1
44.1
(kHz)
48
48
48
48
48
48
48
48
48
12.53
12.5
26.5
37.5
37.5
12.5
40.5
20.5
37.5
35.5
37.5
47.5
12.5
12.5
37.5
44.5
37
48
M
112.71875
133.59375
144.59375
136.84375
182.0625
114.875
36.75
128
128
128
128
147
64
32
32
64
42
98
N
4.5
4.5
3.5
5.5
4.5
5.5
4.5
4.5
58
P
5
4
4
5
4
5
5
5
5
PLL_M
24
52
74
74
24
24
80
40
74
70
73
74
94
24
24
74
88
95
28
PLL_N
112
128
128
128
128
133
144
147
182
114
136
64
32
32
64
42
36
98
PLL_N_MOD
23
19
19
24
28
27
0
0
0
0
0
0
0
0
0
2
0
0
PLL_P
10
10
9
8
7
8
6
7
9
9
7
8
9
9
9
9
8
9
F
11.2896
11.2896
11.2896
11.2896
11.2896
11.2896
11.2896
11.2896
11.2896
out
12.288
12.288
12.288
12.288
12.288
12.288
12.288
12.288
12.288
(MHz)