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LM4935 데이터시트(PDF) 13 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
부품명 LM4935
상세설명  Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
PDF  112 Pages
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제조업체  NSC [National Semiconductor (TI)]
홈페이지  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4935 데이터시트(HTML) 13 Page - National Semiconductor (TI)

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10.0 Electrical Characteristics (Notes 1, 2) Unless otherwise stated PLL_V
DD = 3.3V, D_VDD = 3.3V,
BB_VDD = 1.8V, A_VDD = 3.3V, LS_VDD = 3.3V. The following specifications apply for the circuit shown in Figure 2 unless
otherwise stated. Limits apply for 25˚C. (Continued)
Symbol
Parameter
Conditions
LM4935
Units
Typical
(Note 6)
Limit
(Note 7)
AUDIO PATH GAIN W/ STEREO (bit 6 of 0x00h) ENABLED (AUX_L & AUX_R signals identical and selected onto mixer)
Loudspeaker Audio Path Gain
Minimum Gain from AUX input,
BOOST OFF
–34.5
dB
Maximum Gain from AUX input,
BOOST OFF
12
dB
Minimum Gain from CPI input
–22.5
dB
Maximum Gain from CPI input
24
dB
Headphone Audio Path Gain
Minimum Gain from AUX input,
BOOST OFF
–52.5
dB
Maximum Gain from AUX input,
BOOST OFF
–6
dB
Minimum Gain from CPI input
–40.5
dB
Maximum Gain from CPI input
6
dB
Minimum Gain from MIC input using
SIDETONE path w/ VCR
MIC gain =
6dB
–30
dB
Maximum Gain from MIC input using
SIDETONE path w/ VCR
MIC gain =
6dB
0dB
Earpiece Audio Path Gain
Minimum Gain from AUX input,
BOOST OFF
–40.5
dB
Maximum Gain from AUX input,
BOOST OFF
6dB
Minimum Gain from CPI input
–28.5
dB
Maximum Gain from CPI input
18
dB
Minimum Gain from MIC input using
SIDETONE path w/ VCR
MIC gain =
6dB
–18
dB
Maximum Gain from MIC input using
SIDETONE path w/ VCR
MIC gain =
6dB
12
dB
AUXOUT Audio Path Gain
Minimum Gain from AUX input,
BOOST OFF
–46.5
dB
Maximum Gain from AUX input,
BOOST OFF
0dB
Minimum Gain from CPI input
–34.5
dB
Maximum Gain from CPI input
12
dB
CPOUT Audio Path Gain
Minimum Gain from AUX input,
BOOST OFF
–46.5
dB
Maximum Gain from AUX input,
BOOST OFF
0dB
Minimum Gain from MIC input
6
dB
Maximum Gain from MIC input
36
dB
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