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AK4636 Datasheet(PDF) 9 Page - Asahi Kasei Microsystems |
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AK4636 Datasheet(HTML) 9 Page - Asahi Kasei Microsystems |
9 / 105 page [AK4636] MS1012-E-01 2010/08 - 9 - ANALOG CHRACTERISTICS (Ta=25 °C; AVDD=DVDD=SVDD = 3.3V, VVDD = 3.3V, VSS1=VSS2=VSS3 = 0V; fs = 8kHz; LP bit = “1” BICK = 64fs; Signal Frequency = 1kHz; 16bit Data; Measurement frequency = 20Hz ∼ 3.4kHz; EXT Slave Mode; unless otherwise specified) Parameter min typ max Units MIC Amplifier: MIC, LIN pins ; MDIF bit = “0”; (Single-ended input) Input Resistance 20 30 40 k Ω Gain (MGAIN3-0 bits = “0000”) - 0 - dB (MGAIN3-0 bits = “0001”) 19 20 21 dB (MGAIN3-0 bits = “0010”) 25 26 27 dB (MGAIN3-0 bits = “0011”) 31 32 33 dB (MGAIN3-0 bits = “0100”) 9 10 11 dB (MGAIN3-0 bits = “0101”) 16 17 18 dB (MGAIN3-0 bits = “0110”) 22 23 24 dB (MGAIN3-0 bits = “0111”) 28 29 30 dB (MGAIN3-0 bits = “1000”) 2 3 4 dB (MGAIN3-0 bits = “1001”) 5 6 7 dB MIC Amplifier: MICP, MICN pins ; MDIF bit = “1”; (Full-differential input) Input Voltage (MGAIN3-0 bits = “0001”) 0.128 0.150 0.173 Vpp (Note 7) (MGAIN3-0 bits = “0010”) 0.064 0.075 0.086 Vpp (MGAIN3-0 bits = “0011”) 0.032 0.038 0.044 Vpp (MGAIN3-0 bits = “0100”) 0.403 0.474 0.545 Vpp (MGAIN3-0 bits = “0101”) 0.180 0.212 0.244 Vpp (MGAIN3-0 bits = “0110”) 0.090 0.106 0.122 Vpp (MGAIN3-0 bits = “0111”) 0.045 0.053 0.061 Vpp (MGAIN3-0 bits = “1001”) 0.639 0.752 0.864 Vpp MIC Power Supply: MPI pin Output Voltage 2.1 2.3 2.5 V Load Resistance 2 - - k Ω Load Capacitance - - 30 pF ADC Analog Input Characteristics: MIC/LIN ADC, MIC Gain = +20dB, IVOL = 0dB, ALC1bit = “0” Resolution - - 16 Bits Input Voltage (MIC Gain=20dB) 0.128 0.150 0.173 Vpp S/(N+D) ( −1dBFS) (Note 8) 73 83 - dB D-Range ( −60dBFS) 74 85 - dB S/N 74 85 - dB ADC Analog Input Characteristics: MIC/LIN ADC, MIC Gain = 0dB, IVOL = 0dB, ALC1bit = “0” Resolution - - 16 Bits Input Voltage (MIC Gain=0dB) 1.28 1.50 1.73 Vpp S/(N+D) ( −1dBFS) (Note 8) 73 83 - dB D-Range ( −60dBFS) 78 89 - dB S/N 78 89 - dB DAC Characteristics: Resolution 16 Bits Mono Line Output Characteristics: AOUT pin, DAC → AOUT, RL = 10kΩ, LOVL bit = “0” Output Voltage LOVL bit = “0” 1.28 1.50 1.73 Vpp LOVL bit = “1”(Note 9) - 2.12 - Vpp S/(N+D) (0dBFS) (Note 8) 74 84 - dB D-Range ( −60dBFS) 80 90 - dB S/N 80 90 - dB Load Resistance 10 - - k Ω Load Capacitance - - 30 pF |
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