Datasheet LTC1403, LTC1403A (Analog Devices) - 7

LTC1403/LTC1403A
typical perFormance characteristics TA = 25°C, VDD = 3V (LTC1403A) Differential and Integral Linearity vs Conversion Rate SINAD vs Conversion Rate
5 18 CLOCKS PER CONVERSION 80 4 79 3 MAX INL 78 EXTERNAL VREF = 3.3V fIN~fS/3 2 MAX DNL 77 EXTERNAL VREF = 3.3V fIN~fS/40 1 76 0 75 –1 S/(N+D) 74 LINEARITY (LSB) MIN DNL –2 73 –3 MIN INL 72 INTERNAL VREF = 2.5V fIN~fS/40 –4 71 INTERNAL V –5 REF = 2.5V fIN~fS/3 70 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 CONVERSION RATE (Msps) CONVERSION RATE (Msps) 1403A G10 1403A G11
TA = 25°C, VDD = 3V (LTC1403 and LTC1403A) 2.5VP-P Power Bandwidth CMRR vs Frequency PSRR vs Frequency
12 0 –25 6 –30 –20 0 –35 –40 –40 –6 –45 –12 –60 –50 –18 CMRR (dB) PSRR (dB) AMPLITUDE (dB) –80 –55 –24 –60 –100 –30 –65 –36 –120 –70 1M 10M 100M 1G 100 1k 10k 100k 1M 10M 100M 1 10 100 1k 10k 100k 1M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 1403A G12 1403A G13 1403A G14
Reference Voltage vs Load VDD Supply Current vs Current Reference Voltage vs VDD Conversion Rate
2.4902 2.4902 6.0 5.5 2.4900 2.4900 5.0 4.5 2.4898 2.4898 4.0 3.5 (V) 2.4896 (V) 2.4896 3.0 V REF V REF 2.5 2.4894 2.4894 2.0 SUPPLY CURRENT (mA) 1.5 V DD 2.4892 2.4892 1.0 0.5 2.4890 2.4890 0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.6 2.8 3.0 3.2 3.4 3.6 0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 LOAD CURRENT (mA) VDD (V) CONVERSION RATE (Msps) 1403A G15 1403A G16 1403A G17 1403fc For more information www.linear.com/LTC1403 7 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