LM4930LQBD National Semiconductor, LM4930LQBD Datasheet - Page 18

• Manufacturer Part Number: LM4930LQBD
• Description: BOARD EVALUATION LM4930LQ
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4930LQBD

• Amplifier Type: Class AB
• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 1W x 1 @ 8 Ohm; 27mW x 2 @ 32 Ohm
• Voltage - Supply: 2.6 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4930
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Typical Performance Characteristics
Top Trace = 47dB MIC Gain, Bottom Trace = 17dB MIC
MIC PreAmp + ADC Frequency Response Low Cutoff
MIC PreAmp + ADC PSRR vs Frequency
ADC THD+N vs MIC Input Voltage
(MIC Gain = 17dB)
(MIC Gain = 17dB)
Gain
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(Note 16) (Continued)
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MIC PreAmp + ADC Frequency Response Low Cutoff
Headphone Sense In Hysteresis Loop
ADC THD+N vs MIC Input Voltage
(MIC Gain = 47dB)
(MIC Gain = 47dB)
(AV
DD
= 3V)
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