Datasheet LTC1403, LTC1403A (Analog Devices) - 6

LTC1403/LTC1403A
typical perFormance characteristics TA = 25°C, VDD = 3V (LTC1403A) ENOBs and SINAD THD, 2nd and 3rd vs Input vs Input Frequency Frequency SFDR vs Input Frequency
12.0 74 –44 104 11.5 71 –50 98 –56 THD 92 11.0 68 2nd –62 86 SINAD (dB) 10.5 65 –68 80 10.0 62 –74 74 3rd SFDR (dB) ENOBs (BITS) 9.5 59 –80 68 THD, 2nd, 3rd (dB) –86 62 9.0 56 –92 56 8.5 53 –98 50 8.0 50 –104 44 0.1 1 10 100 0.1 1 10 100 0.1 1 10 100 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 1403A G01 1403A G02 1403A G03
98kHz Sine Wave 4096 Point 1.3MHz Sine Wave 4096 Point SNR vs Input Frequency FFT Plot FFT Plot
74 0 0 2.8Msps 2.8Msps –10 –10 71 –20 –20 68 –30 –30 –40 –40 65 –50 –50 62 –60 –60 SNR (dB) –70 –70 59 MAGNITUDE (dB) –80 MAGNITUDE (dB) –80 56 –90 –90 –100 –100 53 –110 –110 50 –120 –120 0.1 1 10 100 0 350k 700k 1.05M 1.4M 0 350k 700k 1.05M 1.4M FREQUENCY (MHz) FREQUENCY (Hz) FREQUENCY (Hz) 1403A G04 1403A G05 1403A G06
1.4MHz Input Summed with 1.56MHz Input IMD 4096 Point Differential Linearity Integral Linearity FFT Plot vs Output Code vs Output Code
0 2.8Msps 1.0 4 –10 0.8 3 –20 0.6 –30 2 –40 0.4 1 –50 0.2 –60 0 0 –70 –0.2 –1 MAGNITUDE (dB) –80 –0.4 –90 INTEGRAL LINEARITY (LSB) –2 –100 DIFFERENTIAL LINEARITY (LSB) –0.6 –3 –110 –0.8 –120 –1.0 –4 0 350k 700k 1.05M 1.4M 0 4096 8192 12288 16383 0 4096 8192 12288 16383 FREQUENCY (Hz) OUTPUT CODE OUTPUT CODE 1403A G07 1403A G08 1403A G09 1403fc 6 For more information www.linear.com/LTC1403 Document Outline Features Applications Block Diagram Description Absolute Maximum Ratings Order Information Pin Configuration Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Applications Information Package Description Revision History Related Parts