LM4935 datasheet(13/112 Pages) NSC

13 / 112 page

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

Maximum Gain from AUX input,

BOOST OFF

Minimum Gain from CPI input

–22.5

Maximum Gain from CPI input

Headphone Audio Path Gain

Minimum Gain from AUX input,

BOOST OFF

–52.5

Maximum Gain from AUX input,

BOOST OFF

–6

Minimum Gain from CPI input

–40.5

Maximum Gain from CPI input

Minimum Gain from MIC input using

SIDETONE path w/ VCR

MIC gain =

6dB

–30

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

Maximum Gain from AUX input,

BOOST OFF

6dB

Minimum Gain from CPI input

–28.5

Maximum Gain from CPI input

Minimum Gain from MIC input using

SIDETONE path w/ VCR

MIC gain =

6dB

–18

Maximum Gain from MIC input using

SIDETONE path w/ VCR

MIC gain =

6dB

AUXOUT Audio Path Gain

Minimum Gain from AUX input,

BOOST OFF

–46.5

Maximum Gain from AUX input,

BOOST OFF

0dB

Minimum Gain from CPI input

–34.5

Maximum Gain from CPI input

CPOUT Audio Path Gain

Minimum Gain from AUX input,

BOOST OFF

–46.5

Maximum Gain from AUX input,

BOOST OFF

0dB

Minimum Gain from MIC input

Maximum Gain from MIC input

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