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WM8994ECS/R Folha de dados(PDF) 17 Page - Cirrus Logic |
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WM8994ECS/R Folha de dados(HTML) 17 Page - Cirrus Logic |
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17 / 363 page  WM8994 Rev 4.6 17 PROGRAMMABLE GAINS Test Conditions The following electrical characteristics are valid across the full range of recommended operating conditions. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input PGAs (IN1L, IN2L, IN1R and IN2R) C1 Minimum Programmable Gain Guaranteed monotonic -16.5 dB C2 Maximum Programmable Gain +30 dB C3 Programmable Gain Step Size 1.5 dB Input Mixers (MIXINL and MIXINR) C6 Minimum Programmable Gain Input PGA signal paths 0 dB C7 Maximum Programmable Gain +30 dB C8 Programmable Gain Step Size 30 dB C9 Minimum Programmable Gain Direct IN1xP input signal paths (Note the available gain settings are -12, -9, -6, -3, 0, +3, +6, +15dB) -12 dB C10 Maximum Programmable Gain +15 dB C11 Programmable Gain Step Size 3 dB Minimum Programmable Gain MIXOUTx Record signal paths -12 dB Maximum Programmable Gain +6 dB Programmable Gain Step Size 3 dB C12 Minimum Programmable Gain RXVOICE (VRXP-VRXN) signal paths -12 dB C13 Maximum Programmable Gain +6 dB C14 Programmable Gain Step Size 3 dB Output Mixers (MIXOUTL and MIXOUTR) C17 Minimum Programmable Gain -21 dB C18 Maximum Programmable Gain 0 dB C19 Programmable Gain Step Size 3 dB Speaker Mixers (SPKMIXL and SPKMIXR) C21 Minimum Programmable Gain -15 dB C22 Maximum Programmable Gain 0 dB C23 Programmable Gain Step Size 3 dB Output PGAs (HPOUT1LVOL, HPOUT1RVOL, MIXOUTLVOL, MIXOUTRVOL, SPKLVOL and SPKRVOL) C25 Minimum Programmable Gain Guaranteed monotonic -57 dB C26 Maximum Programmable Gain +6 dB C27 Programmable Gain Step Size 1 dB Line Output Drivers (LINEOUT1NMIX, LINEOUT1PMIX, LINEOUT2NMIX and LINEOUT2PMIX) C29 Minimum Programmable Gain -6 dB C30 Maximum Programmable Gain 0 dB C31 Programmable Gain Step Size 6 dB Earpiece Driver (HPOUT2MIX) C33 Minimum Programmable Gain -6 dB C34 Maximum Programmable Gain 0 dB C35 Programmable Gain Step Size 6 dB Speaker Output Drivers (SPKOUTLBOOST and SPKOUTRBOOST) C38 Minimum Programmable Gain (Note the available gain settings are 0, +1.5, +3, +4.5, +6, +7.5, +9, +12dB) 0 dB C39 Maximum Programmable Gain +12 dB C40 Programmable Gain Step Size 1.5 dB |
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