Datasheet LTC2123 (Analog Devices) - 7

LTC2123
TYPICAL PERFORMANCE CHARACTERISTICS Integral Nonlinearity (INL) Differential Nonlinearity (DNL) AC Grounded Input Histogram
2.0 1.00 30000 1.5 0.75 25000 1.0 0.50 20000 0.5 0.25 0.0 0.00 15000 COUNT –0.5 –0.25 INL ERROR (LSB) DNL ERROR (LSB) 10000 –1.0 –0.50 5000 –1.5 –0.75 –2.0 –1.00 0 0 4096 8192 12288 16384 0 4096 8192 12288 16384 8227 8232 8237 8242 OUTPUT CODE OUTPUT CODE OUTPUT CODE 2123 G01 2123 G02 2123 G03
64k Point FFT, fIN = 15.1MHz, 64k Point FFT, fIN = 70.1MHz, 64k Point FFT, fIN = 141.1MHz, –1dBFS, 250Msps –1dBFS, 250Msps –1dBFS, 250Msps
0 0 0 –20 –20 –20 –40 –40 –40 –60 –60 –60 –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –100 –100 –100 –120 –120 –120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 2123 G04 2123 G05 2123 G06
64k Point FFT, fIN = 185.1MHz, 64k Point FFT, fIN = 223.1MHz, 64k Point FFT, fIN = 383.1MHz, –1dBFS, 250Msps –1dBFS, 250Msps –1dBFS, 250Msps
0 0 0 –20 –20 –20 –40 –40 –40 –60 –60 –60 –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –100 –100 –100 –120 –120 –120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 2123 G07 2123 G08 2123 G09 2123fc For more information www.linear.com/LTC2123 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Converter Characteristics Pin Configuration Analog Input Dynamic Accuracy Internal Reference Characteristics Power Requirements Digital Inputs and Outputs Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram SPI Timing Definitions Applications Information Typical Applications Package Description Typical Application Related Parts