LTC1668IG#TRPBF Linear Technology, LTC1668IG#TRPBF Datasheet
LTC1668IG#TRPBF
Specifications of LTC1668IG#TRPBF
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LTC1668IG#TRPBF Summary of contents
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... The LTC1666/LTC1667/LTC1668 are pin compatible and are available in a 28-pin SSOP and are fully specified over the industrial temperature range. , LTC and LT are registered trademarks of Linear Technology Corporation. 5V 0.1 F LTC1668 DD 52.3 ...
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LTC1666/LTC1667/LTC1668 ABSOLUTE AXI U RATI GS Supply Voltage (V ) ................................................ 6V DD Negative Supply Voltage (V ) ............................... – Total Supply Voltage ( .......................... 12V DD SS Digital Input Voltage .................... ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER CONDITIONS DC Accuracy (Measured Driving a Virtual Ground) OUT A Resolution Monotonicity INL Integral Nonlinearity (Note 2) DNL Differential Nonlinearity (Note 2) Offset Error Offset Error ...
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LTC1666/LTC1667/LTC1668 ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER Analog Output I Full-Scale Output Current OUTFS Output Compliance Range Output Resistance IOUT A IOUT B Output Capacitance Reference Output Reference Voltage Reference Output Drift ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS Single Tone SFDR at 50MSPS 0 SFDR = 87dB – 50MSPS CLOCK f = 1.002MHz –20 OUT AMPL = 0dBFS –30 = –8.25dBm –40 –50 –60 –70 –80 –90 –100 10 ...
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LTC1666/LTC1667/LTC1668 W U TYPICAL PERFOR A CE CHARACTERISTICS SFDR vs Digital Amplitude (dBFS) and /11 CLOCK OUT CLOCK 100 95 455kHz AT 5MSPS 4.55MHz AT 50MSPS 75 2.277MHz AT 25MSPS 70 65 ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS CTIO S LTC1666 REFOUT (Pin 15): Internal Reference Voltage Output. Nominal value is 2.5V. Requires a 0.1 F bypass capacitor to AGND. I (Pin 16): Reference Input Current. ...
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LTC1666/LTC1667/LTC1668 CTIO S LTC1667 REFOUT (Pin 15): Internal Reference Voltage Output. Nominal value is 2.5V. Requires a 0.1 F bypass capacitor to AGND. I (Pin 16): Reference Input Current. Nominal value is REFIN 1.25mA for ...
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W BLOCK DIAGRA V 15 REFOUT REF 0 SET REFIN + – 21 COMP1 22 COMP2 0 0.1 F – REFOUT REF 0 SET 2k ...
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LTC1666/LTC1667/LTC1668 W BLOCK DIAGRA V 15 REFOUT REF REFERENCE 0 SET REFIN + – 21 COMP1 22 COMP2 0 0.1 F – DIAGRA ...
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U U APPLICATIO S I FOR ATIO Theory of Operation The LTC1666/LTC1667/LTC1668 are high speed current steering 12-/14-/16-bit DACs made on an advanced BiCMOS process. Precision thin film resistors and well matched bipolar transistors result in excellent DC linearity and ...
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LTC1666/LTC1667/LTC1668 U U APPLICATIO S I FOR ATIO Adjusting the Full-Scale Output In Figure 2, a serial interfaced DAC is used to set I The LTC1661 is a dual 10-bit V OUT voltage output that swings from ...
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U U APPLICATIO S I FOR ATIO LTC1666/LTC1667/LTC1668 R R IOUT B IOUT A 1.1k 1.1k 5pF Figure 3. Equivalent Analog Output Circuit LADCOM The LADCOM pin is the common connection for the internal DAC attenuator ladder. It usually is ...
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LTC1666/LTC1667/LTC1668 U U APPLICATIO S I FOR ATIO Operating with Reduced Output Currents The LTC1666/LTC1667/LTC1668 are specified to operate with full-scale output current, I OUTFS 10mA down to 1mA. This can be useful to reduce power dissipation or to adjust ...
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U U APPLICATIO S I FOR ATIO Resistor Loaded Outputs A differential resistor loaded output configuration is shown in Figure simple and economical, but it can drive only differential loads with impedance levels and ampli- tudes appropriate ...
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LTC1666/LTC1667/LTC1668 U U APPLICATIO S I FOR ATIO cluding the output signal band of interest. Therefore, any direct coupling of the digital signals to the analog output will produce spurious tones that vary with the exact digital input pattern. Clock ...
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U U APPLICATIO S I FOR ATIO LTC1666/LTC1667/LTC1668 ...
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LTC1666/LTC1667/LTC1668 U U APPLICATIO S I FOR ATIO Figure 11. Suggested Evaluation Circuit Board—Silkscreen ...
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U U APPLICATIO S I FOR ATIO Figure 12. Suggested Evaluation Circuit Board—Component Side LTC1666/LTC1667/LTC1668 ...
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LTC1666/LTC1667/LTC1668 U U APPLICATIO S I FOR ATIO Figure 13. Suggested Evaluation Circuit Board—GND Plane ...
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U U APPLICATIO S I FOR ATIO Figure 14. Suggested Evaluation Circuit Board—Power Plane LTC1666/LTC1667/LTC1668 ...
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LTC1666/LTC1667/LTC1668 U U APPLICATIO S I FOR ATIO Figure 15. Suggested Evaluation Circuit Board—Solder Side ...
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... FLASH SHALL NOT EXCEED .254mm (.010") 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 represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... Low Power, 16-Bit Monotonic Over Temp., Multiplying Capability Rail-to-Rail Input and Output, Low Distortion 3.6mA Supply Current, 8nV/ Hz Input Noise Voltage www.linear.com 1k 52.3 – V OUT 100pF LT1227 10V + 1k 1666/7/8 F17 IN DAC, OUT 166678f LT/TP 0701 2K • PRINTED IN USA LINEAR TECHNOLOGY CORPORATION 2000 ...