Datasheet LTC2404, LTC2408 (Analog Devices) - 8

LTC2404/LTC2408
W U TYPICAL PERFOR A CE CHARACTERISTICS Conversion Current vs Temperature Sleep Current vs Temperature PSRR vs Frequency at VCC
230 30 0 VCC = 4.1V VIN = 0V 220 VCC = 5.5V 25 –20 TA = 25°C FO = 0 210 µA) µA) VCC = 5.5V 20 –40 200 VCC = 4.1V VCC = 2.7V 190 15 –60 VCC= 2.7V 180 10 REJECTION (dB) –80 SUPPLY CURRENT ( SUPPLY CURRENT ( 15,360Hz 153,600Hz 170 5 –100 160 150 0 –120 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 1 100 10k 1M TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY AT VCC (Hz) 24048 G19 24048 G20 24048 G21
PSRR vs Frequency at VCC PSRR vs Frequency at VCC Rejection vs Frequency at VIN
–10 0 0 VCC = 4.1V VCC = 4.1V VCC = 5V VIN = 0V VIN = 0V VREF = 5V –30 T –20 A = 25°C –20 TA = 25°C VIN = 2.5V F0 = 0 FO = 0 FO = 0 –50 –40 –40 –70 –60 –60 REJECTION (dB) –90 REJECTION (dB) –80 REJECTION (dB) –80 –110 –100 –100 –130 –120 –120 0 50 100 150 200 250 15200 15250 15300 15350 15400 15450 15500 1 50 100 150 200 250 FREQUENCY AT VCC (Hz) FREQUENCY AT VCC (Hz) FREQUENCY AT VIN (Hz) 24048 G22 24048 G23 24048 G24
Rejection vs Frequency at VIN Rejection vs Frequency at VIN Rejection vs Frequency at VIN
–60 0 0 VCC = 5V –70 VREF = 5V –20 V –20 IN = 2.5V F –80 O = 0 –40 –40 –90 –60 –100 –60 –80 –110 REJECTION (dB) REJECTION (dB) –80 REJECTION (dB) –100 –120 –100 –130 –120 SAMPLE RATE = 15.36kHz ± 2% –140 –120 –140 –12 –8 –4 0 4 8 12 15100 15200 15300 15400 15500 0 fS/2 fS INPUT FREQUENCY DEVIATION FROM NOTCH FREQUENCY (%) FREQUENCY AT VIN (Hz) INPUT FREQUENCY 24048 G25 24048 G26 24048 F23 8