Datasheet LTC2323-16 (Analog Devices) - 7

LTC2323-16
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT1,2 = 4.096V, fSMPL = 5Msps, unless otherwise noted. Output Match with Simultaneous Crosstalk vs Input Frequency CMRR vs Input Frequency Input Steps at CH1, CH2
–126 –80 35000 –83 30000 –128 –86 25000 CH1 –89 –130 20000 CH2 –92 15000 –132 CMRR (dB) –95 10000 CROSSTALK (dBc) –98 OUTPUT CODE (CH1, CH2) 5000 –134 –101 0 –136 –104 –5000 0 0.5 1 1.5 2 2.5 0 0.5 1 1.5 2 2.5 0 100 200 FREQUENCY (MHz) FREQUENCY (MHz) TIME (ns) 232316 G10 232316 G11 232316 G12
Offset Error vs Temperature Gain Error vs Temperature REFOUT1,2 Output vs Temperature
2.00 1.5 200 1.50 CH2 1.0 100 1.00 0 0.50 0.5 4.096V 0 –100 LSB 0 –0.50 CH1 –200 –1.00 –0.5 REFOUT (ppm) 2.048V –300 –1.50 GAIN ERROR (16-BIT LSB) –1.0 –2.00 –400 –2.50 –1.5 –500 –50 –25 0 25 50 75 100 125 150 –40 –25 0 25 50 75 100 125 –50 0 50 100 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 232316 G13 232316 G14 232316 G15
IREF vs Temperature, Supply Current OVDD Current vs SCK Frequency, VREF = 4.096V vs Sample Frequency CLOAD = 10pF
0.680 8 16 6 0.675 14 4 12 CURRENT (mA) 0.670 DDOV REFERENCE CURRENT (mA) SUPPLY CURRENT (mA) 10 2 0.665 8 0 –40 –20 0 20 40 60 80 100 120 0 1 2 3 4 5 6 0 10 20 30 40 50 60 70 80 90 100 110 TEMPERATURE (°C) SAMPLE FREQUENCY (Msps) SCK FREQUENCY (MHz) 232316 G16 232316 G17 232316 G18 232316fc For more information www.linear.com/LTC2323-16 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Related Parts