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LM4842MH Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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LM4842MH Datasheet(HTML) 4 Page - National Semiconductor (TI) |
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4 / 31 page  Absolute Maximum Ratings (Note 10) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage 6.0V Storage Temperature -65˚C to +150˚C Input Voltage −0.3V to V DD +0.3V Power Dissipation (Note 11) Internally limited ESD Susceptibility (Note 12) All pins except Pin 28 2500V Pin 28 6500V ESD Susceptibility (Note 13) 200V Junction Temperature 150˚C Soldering Information Vapor Phase (60 sec.) 215˚C Infrared (15 sec.) 220˚C See AN-450 “Surface Mounting and their Effects on Product Reliability” for other methods of soldering surface mount devices. θ JC (typ) — LQA028A 3˚C/W θ JA (typ) — LQA028A 42˚C/W θ JC (typ) — MTC28 20˚C/W θ JA (typ) — MTC28 80˚C/W θ JC (typ) — MXA28A 2˚C/W θ JA (typ) — MXA28A (exposed DAP) (Note 4) 41˚C/W θ JA (typ) — MXA28A (exposed DAP) (Note 3) 54˚C/W θ JA (typ) — MXA28A (exposed DAP) (Note 5) 59˚C/W θ JA (typ) — MXA28A (exposed DAP) (Note 6) 93˚C/W Operating Ratings Temperature Range T MIN ≤ T A ≤T MAX −40˚C ≤TA ≤ 85˚C Supply Voltage 2.7V ≤ V DD ≤ 5.5V Electrical Characteristics for Entire IC (Notes 7, 10) The following specifications apply for V DD = 5V and TA = 25˚C unless otherwise noted. Symbol Parameter Conditions LM4842 Units (Limits) Typical (Note 14) Limit (Note 15) V DD Supply Voltage 2.7 V (min) 5.5 V (max) I DD Quiescent Power Supply Current V IN = 0V, IO = 0A 15 30 mA (max) I SD Shutdown Current V Shutdown = GND 0.7 2.0 µA (max) V IH VIN High on all Logic Inputs 0.8 x V DD V (min) V IL VIN Low on all Logic Inputs 0.2 x V DD V (max) TH um Un-Mute Threshold Voltage V Shutdown =VDD, Gain 1st Stage = 1 22 10 40 mV RMS mV RMS Electrical Characteristics for Volume Attenuators (Notes 7, 10) The following specifications apply for V DD = 5V and TA = 25˚C unless otherwise noted. Symbol Parameter Conditions LM4842 Units (Limits) Typical (Note 14) Limit (Note 15) C RANGE Attenuator Range Gain with V DCVol = 5.0V, No Load ±0.75 dB (max) C RANGE Attenuator Range Attenuation with V DCVol = 0V (BM & SE) -75 dB (min) A M Mute Attenuation V mute = 5V, Bridged Mode (BM) -78 dB (min) V mute = 5V, Single-Ended Mode (SE) -78 dB (min) Electrical Characteristics for Single-Ended Mode Operation (Notes 7, 10) The following specifications apply for V DD = 5V and TA = 25˚C unless otherwise noted. Symbol Parameter Conditions LM4842 Units (Limits) Typical (Note 14) Limit (Note 15) P O Output Power THD+N = 1.0%; f = 1kHz; R L =32 Ω 85 mW THD+N = 10%;f=1 kHz; R L =32 Ω 95 mW www.national.com 4 |
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