Datasheet MAX9812, MAX9813 (Maxim) - 4

MAX9812/MAX9813 Tiny, Low-Cost, Single/Dual-Input, Fixed-Gain Microphone Amplifiers with Integrated Bias Typical Operating Characteristics
(VCC = 3.3V (MAX9812L/MAX9813L), VCC = 5V (MAX9812H/MAX9813H), VGND = 0V, RL = 10kΩ to VCC/2, SHDN = VCC, TA = +25°C, unless otherwise noted.)
POWER-SUPPLY REJECTION RATIO POWER-SUPPLY REJECTION RATIO GAIN vs. FREQUENCY vs. FREQUENCY (VCC TO BIAS) vs. FREQUENCY
40 0 0 RL = OPEN -10 VRIPPLE = 200mVP-P VRIPPLE = 200mVP-P V -10 OUT = 10mVP-P -20 INPUT REFERRED 30 MAX9812 toc01 MAX9812 toc02 -30 MAX9812 toc03 -20 -40 -30 20 -50 -60 -40 -70 10 TO BIAS) (dB) -50 -80 PSRR (dB) CC -90 -60 0 -100 PSRR (V -70 OUTPUT VOLTAGE GAIN (dB) -110 -120 -80 -10 -130 -90 -140 -20 -150 -100 10 100 1k 10k 100k 1M 10M 10 100 1k 10k 100k 10 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz)
SUPPLY CURRENT SUPPLY CURRENT SHUTDOWN SUPPLY CURRENT vs. TEMPERATURE vs. SUPPLY VOLTAGE vs. TEMPERATURE
250 300 0.15 245 280 0.14 μA) 240 MAX9812 toc04 260 MAX9812 toc05 0.13 MAX9812 toc06 235 μA) MAX9812H 240 μA) MAX9812L 0.12 230 220 0.11 225 200 0.10 220 180 MAX9812H 0.09 SUPPLY CURRENT ( 215 MAX9812L SUPPLY CURRENT ( 160 0.08 210 140 0.07 SHUTDOWN SUPPLY CURRENT ( 205 120 0.06 200 100 0.05 -40 -25 -10 5 20 35 50 65 80 2.0 2.4 2.8 3.2 3.6 4.0 4.4 4.8 5.2 5.6 6.0 -40 -25 -10 5 20 35 50 65 80 TEMPERATURE (°C) SUPPLY VOLTAGE (V) TEMPERATURE (°C)
VBIAS vs. TEMPERATURE VBIAS vs. IBIAS
MAX9812 toc07 MAX9812 toc08 2.33 4.03 2.3002 4.0002 4.02 2.32 2.3001 4.0001 4.01 MAX9812H 2.31 MAX9812L 4.00 2.3000 2.30 4.0000 (L VERSION) (V) 3.99 (H VERSION) (V) (L VERSION) (V) (H VERSION) (V) MAX9812L 2.2999 2.29 V BIAS V BIAS 3.98 V BIAS MAX9812H V BIAS 3.9999 2.2998 2.28 3.97 2.27 3.96 2.2997 3.9998 -40 -25 -10 5 20 35 50 65 80 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 TEMPERATURE (°C) IBIAS (mA) 4 Maxim Integrated