LM49350RLX/NOPB National Semiconductor, LM49350RLX/NOPB Datasheet - Page 45

• Manufacturer Part Number: LM49350RLX/NOPB
• Description: IC AUDIO SUBSYSTM .8W D 36USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class Dr

Specifications of LM49350RLX/NOPB

• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 2W x 1 @ 4 Ohm; 69mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, DAC, Depop, I²C, I²S, Mute, Short-Circuit and Thermal Protection, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 36-MicroSMDxt
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM49350RLX

Bits
Bits
3:0
3:0
4
5
4
5
MIC_R_LEVEL
MIC_L_LEVEL
SE_DIFF
SE_DIFF
MUTE
MUTE
Field
Field
This sets the gain of the left microphone preamp.
If set, the MIC_L negative input is ignored.
If set, the left microphone preamp is muted.
This sets the gain of the right microphone preamp.
If set, the MIC_R negative input is ignored.
If set, the right microphone preamp is muted.
TABLE 25. MIC_R_INPUT (0x17h)
TABLE 24. MIC_L_INPUT (0x16h)
MIC_R_LEVEL
MIC_L_LEVEL
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
45
Description
Description
10dB
12dB
14dB
16dB
18dB
20dB
22dB
24dB
26dB
28dB
30dB
32dB
34dB
36dB
10dB
12dB
14dB
16dB
18dB
20dB
22dB
24dB
26dB
28dB
30dB
32dB
34dB
36dB
Gain
Gain
6dB
8dB
6dB
8dB
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