Datasheet

LM49350, LM49350RLEVAL
www.ti.com SNAS359D –SEPTEMBER 2008–REVISED JUNE 2012
Table 50. ADC_ALC_2 (0x82h)
Bits Field Description
3:0 NOISE_FLOOR This sets the anticipated noise floor. Signals lower than the noise floor specified will be gated from the
ALC to avoid noise pumping.
NOISE_FLOOR Noise Floor (dB)
0000 –39
0001 –42
0010 –45
0011 –48
0100 –51
0101 –54
0110 –57
0111 –60
1000 –63
1001 –66
1010 –69
1011 –72
1100 –75
1101 –78
1110 –81
1111 –84
4 NG_ENB This enables the Noise Gate.
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