LTC1405IGN Linear Technology, LTC1405IGN Datasheet
LTC1405IGN
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LTC1405IGN Summary of contents
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... Digital Signal Processing ■ Multiplexed Data Acquisition Systems ■ High Speed Data Acquisition ■ Spectral Analysis ■ Imaging Systems , LTC and LT are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. U TYPICAL APPLICATION 5V 1µF GAIN A ...
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... GAIN = 0V REF V = 2.048V (SENSE = V ), GAIN = 5V REF REF V = 2.048V (SENSE = V ), GAIN = 0V REF REF External V (SENSE = 5V), GAIN = 5V REF External V (SENSE = 5V), GAIN = 0V REF Between Conversions During Conversions ORDER PART NUMBER 28 GAIN 27 OF LTC1405CGN 26 CLK LTC1405IGN GND OGND 80°C 25°C. A MIN TYP MAX UNITS ● ...
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LOG I PUT The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are 25°C. Specifications are guaranteed for both dual supply and single supply operation. (Note 5) ...
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LTC1405 U U DIGITAL I PUTS AND OUTPUTS temperature range, otherwise specifications are at T operation. (Note 5) SYMBOL PARAMETER I Digital Input Current IN C Digital Input Capacitance IN V High Level Output Voltage OH V Low Level Output ...
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ELECTRICAL CHARACTERISTICS Note 6: Dynamic specifications are guaranteed for dual supply operation with a single-ended + A input and – A grounded. For single supply IN IN dynamic specifications, refer to the Typical Performance Characteristics. Note 7: Integral nonlinearity is ...
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LTC1405 W U TYPICAL PERFORMANCE CHARACTERISTICS SFDR vs Input Frequency, Differential Input –50 DUAL SUPPLIES –55 ±2.048V RANGE GAIN = 1× – 0dBFS IN –65 –70 –75 –80 –85 –90 –95 –100 0 100 INPUT FREQUENCY ...
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CTIO (Pin 1): Positive Analog Input. IN – A (Pin 2): Negative Analog Input (Pin 3): 2.5V Reference Output.Optional input com- CM mon mode for single supply operation. Bypass to ...
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LTC1405 CTIO AL BLOCK DIAGRA – MODE SELECT SENSE V REF 0V OR – DIAGRA ANALOG INPUT CLK DATA OUTPUT ...
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U U APPLICATIO S I FOR ATIO Conversion Details The LTC1405 is a high performance 12-bit A/D converter that operates up to 5Msps complete solution with an on-chip sample-and-hold, a 12-bit pipelined CMOS ADC, a low drift ...
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LTC1405 U U APPLICATIO S I FOR ATIO An external reference or a DAC can be used to drive V over range (Figures 3a and 3b). The input impedance of the V pin is 2kΩ, so ...
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U U APPLICATIO S I FOR ATIO Table 2. Comparison of Analog Input Configurations SUPPLIES COUPLING V REF DC 4.096V ± 4.096V 5V DC 2.048V 5V DC 4.096V 5V DC 4.096V ±5V AC 4.096V (Transformer 4.096V ...
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LTC1405 U U APPLICATIO S I FOR ATIO Differential Operation The THD and SFDR performance of the LTC1405 can be improved by using a center tap RF transformer to drive the inputs differentially. Though the signal can no longer be ...
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U U APPLICATIO S I FOR ATIO Digital Outputs and Overflow Bit (OF) Figure 10 shows the ideal input/output characteristics for the LTC1405. The output data is two’s complement binary for all input ranges and for both single and dual ...
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LTC1405 U U APPLICATIO S I FOR ATIO are present. The SNR performance of an ADC when the performance is limited by jitter is given by: SNR = – 20log (2π ) where f is the ...
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U U APPLICATIO S I FOR ATIO W U LTC1405 1405fa 15 ...
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LTC1405 U U APPLICATIO S I FOR ATIO Figure 15. Top Silkscreen Layer for LTC1405/LTC1420 Demo Board Figure 16. Top Layer for LTC1405/LTC1420 Demo Board Figure 17. Ground Plane Layer for LTC1405/LTC1420 Demo Board 1405fa ...
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U U APPLICATIO S I FOR ATIO Figure 18. Power Plane Layer for LTC1405/LTC1420 Demo Board Figure 19. Bottom Layer for LTC1405/LTC1420 Demo Board W U LTC1405 1405fa 17 ...
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LTC1405 U TYPICAL APPLICATIO Single Supply, 5Msps, 12-Bit ADC with 3V Logic Outputs 30Ω ANALOG INPUT (2.5V ± 1.024V) 1000pF 1µF 1µF 5V 1µF 30Ω ANALOG INPUT (±2.048V) 1000pF, NPO 1µF 1µF 5V 1µF 18 LTC1405 GAIN ...
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... FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... SNR, 5mm x 5mm QFN 60mW, 74.4dB SNR, 5mm x 5mm QFN 75mW, 74dB SNR, 5mm x 5mm QFN 125mW, 74dB SNR, 5mm x 5mm QFN 210mW, 74dB SNR, 5mm x 5mm QFN LT/TP 1204 1K REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2000 TO PIN 7 1405fa ...