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AK4955 Datasheet(PDF) 10 Page - Asahi Kasei Microsystems |
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AK4955 Datasheet(HTML) 10 Page - Asahi Kasei Microsystems |
10 / 117 page [AK4955] MS1343-E-00 2011/12 - 10 - Parameter min typ max Unit Mono Input: MIN pin, External Resistance mode (PMBP bit =“1”, BPM1-0 bits = “01”, BPVCM bit = “0”, BPLVL3-0 bits = “0000”), External Input Resistance= 72k Ω Maximum Input Voltage (Note 18) - - 1.54 Vpp Gain (Note 19) LVCM1-0 bits = “00” - −1.34 - dB LVCM1-0 bits = “01” −4.5 0 +4.5 dB LVCM1-0 bits = “10” - +2.50 - dB MIN LOUT LVCM1-0 bits = “11” - +3.52 - dB MIN SPP/SPN ALC bit = “0”, SPKG1-0 bits = “00” +1.6 +6.1 +10.6 dB ALC bit = “0”, SPKG1-0 bits = “01” - +8.1 - dB ALC bit = “0”, SPKG1-0 bits = “10” - +10.1 - dB ALC bit = “0”, SPKG1-0 bits = “11” - +12.1 - dB ALC bit = “1”, SPKG1-0 bits = “00” - +8.1 - dB ALC bit = “1”, SPKG1-0 bits = “01” - +10.1 - dB ALC bit = “1”, SPKG1-0 bits = “10” - +12.1 - dB ALC bit = “1”, SPKG1-0 bits = “11” - +14.1 - dB Mono Input: MIN pin, Internal Resistance Mode (PMBP bit =“1”, BPM1-0 bits = “00”, BPVCM bit = “0”, BPLVL3-0 bits = “0000”) Input Resistance 50 72 94 k Ω Maximum Input Voltage (Note 18) - - 1.54 Vpp Gain LVCM1-0 bits = “00” - −1.34 - dB MIN LOUT LVCM1-0 bits = “01” −1.0 0 +1.0 dB LVCM1-0 bits = “10” - +2.50 - dB LVCM1-0 bits = “11” - +3.52 - dB MIN SPP/SPN ALC bit = “0”, SPKG1-0 bits = “00” +4.1 +6.1 +8.1 dB ALC bit = “0”, SPKG1-0 bits = “01” - +8.1 - dB ALC bit = “0”, SPKG1-0 bits = “10” - +10.1 - dB ALC bit = “0”, SPKG1-0 bits = “11” - +12.1 - dB ALC bit = “1”, SPKG1-0 bits = “00” - +8.1 - dB ALC bit = “1”, SPKG1-0 bits = “01” - +10.1 - dB ALC bit = “1”, SPKG1-0 bits = “10” - +12.1 - dB ALC bit = “1”, SPKG1-0 bits = “11” - +14.1 - dB Note 18. The maximum value is AVDD Vpp when BPVCM bit = “1”. However, it must be set as the amplitude after MIN-Amp is less than 0.1Vpp. (set by BPLVL3-0 bits) Note 19. The gain is in inverse proportion to external input resistance. |
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