LTC1404IS8 Linear Technology, LTC1404IS8 Datasheet
LTC1404IS8
Specifications of LTC1404IS8
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LTC1404IS8 Summary of contents
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... THD at an input frequency of 100kHz over temperature. The 3-wire serial port allows compact and efficient data transfer to a wide range of microprocessors, microcontrollers and DSPs. , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners MPU CONV P1 ...
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... CC + 0.3V) CC ORDER PART NUMBER – 0.3V) to 12V SS LTC1404CS8 LTC1404IS8 + 0.3V 0.3V) CC Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: Consult LTC Marketing for parts specified with wider operating temperature ranges. ...
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U CO VERTER C HARA TERISTICS C range, unless otherwise noted specifications are at T otherwise specified (Note 6). PARAMETER Resolution (No Missing Codes) Integral Linearity Error Differential Linearity Error Offset Error Full-Scale Error Full-Scale Tempco ...
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LTC1404 U U DIGITAL I PUTS AND OUTPUTS range, unless otherwise noted specifications are at T SYMBOL PARAMETER I Hi-Z Output Leakage D OZ OUT C Hi-Z Output Capacitance D OZ OUT I Output Source Current SOURCE I Output Sink ...
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W U TYPICAL PERFORMANCE CHARACTERISTICS Unipolar Mode Differential Nonlinearity vs Output Code 1. 600kHz SAMPLE 0.75 0.50 0.25 0 –0.25 –0.50 –0.75 –1.00 0 512 1024 1536 2048 2560 3072 3584 OUTPUT CODE 1404 G01 Bipolar Mode Integral ...
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LTC1404 W U TYPICAL PERFORMANCE CHARACTERISTICS Unipolar Mode Distortion vs Input Frequency 600kHz SAMPLE –10 –20 –30 –40 –50 –60 2ND HARMONIC –70 THD –80 –90 3RD HARMONIC –100 10 100 INPUT FREQUENCY (kHz) Unipolar Mode Intermodulation ...
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W U TYPICAL PERFORMANCE CHARACTERISTICS Unipolar Mode S/( Input Frequency and Amplitude 0dB –20dB –60dB 600kHz SAMPLE 0 ...
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LTC1404 W U TYPICAL PERFORMANCE CHARACTERISTICS Unipolar Mode Temperature 600kHz SAMPLE 0 –50 – TEMPERATURE (° PIN FUNCTIONS V (Pin 1): Positive Supply, 5V. Bypass to ...
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U U FUNCTIONAL BLOCK DIAGRA REF CLK CONTROL LOGIC CONV TEST CIRCUITS D OUT 3k Hi SAMPLE 2.43V REF 12-BIT CAPACITIVE DAC 12 SUCCESSIVE APPROXIMATION REGISTER/PARALLEL TO SERIAL CONVERTER ...
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LTC1404 U U APPLICATIONS INFORMATION Conversion Details The LTC1404 uses a successive approximation algorithm and an internal sample-and-hold circuit to convert an analog signal to a 12-bit serial output based on a precision internal reference. The control logic provides easy ...
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U U APPLICATIONS INFORMATION Signal-to-Noise Ratio The signal-to-noise plus distortion ratio [S/(N + D)] is the ratio between the RMS amplitude of the fundamental input frequency to the RMS amplitude of all other frequency components at the A/D output. The ...
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... The following list is a summary of the op amps that are 1404 F05 suitable for driving the LTC1404, more detailed informa- tion is available in the Linear Technology databooks or the Linear Technology Web site. LT 1215/LT1216: Dual and quad 23MHz, 50V/µs single supply op amps. Single 5V to ±15V supplies, 6.6mA specifications, 90ns settling to 0.5LSB. LT1223: 100MHz video current feedback amplifier. ± ...
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U U APPLICATIONS INFORMATION LT1229/LT1230: Dual and quad 100MHz current feedback amplifiers. ±2V to ±15V supplies, 6mA supply current each amplifier. Low noise. Good AC specs. LT1360: 37MHz voltage feedback amplifier. ±5V to ±15V supplies. 3.8mA supply current. Good AC ...
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LTC1404 U U APPLICATIONS INFORMATION 1LSB = FS 4.096 111...111 = 4096 4096 111...110 111...101 111...100 UNIPOLAR ZERO 000...011 000...010 000...001 000...000 0V 1 LSB INPUT VOLTAGE (V) Figure 8. LTC1404 Unipolar Transfer Characteristics 011...111 BIPOLAR 011...110 ZERO 000...001 000...000 ...
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U U APPLICATIONS INFORMATION BOARD LAYOUT AND BYPASSING To obtain the best performance from the LTC1404, a printed circuit board is required. Layout for the printed circuit board should ensure that digital and analog signal lines are separated as much ...
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LTC1404 U U APPLICATIONS INFORMATION inputs must be within 500mV of the supply rails). In Sleep mode, power consumption is reduced to 60µW by cutting off power to all internal circuitry including the reference. Figure 12 illustrates power-down modes for ...
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U U APPLICATIONS INFORMATION CLK t 4 CONV t 6 INTERNAL SAMPLE S/H STATUS Hi-Z D REFRDY D11 OUT CLK OUT ...
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LTC1404 U TYPICAL APPLICATIONS Hardware Interface to the TMS320C50’s TDM Serial Port (Frame Sync is Generated from TFSX) + 10µF Logic Analyzer Waveforms Show 2.05µs Throughput Rate (Input Voltage = 1.606V, Output Code = 0110 0100 0110 = 1606 NOTE: ...
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U TYPICAL APPLICATIONS THIS PROGRAM DEMONSTRATES THE LTC1404 INTERFACE TO THE TMS320C50. FRAME SYNC PULSE IS GENERATED FROM TFSX. DATA SHIFT CLOCK IS EXTERNALLY GENERATED. *Initialization* .mmregs ; Defines global symbolic names ;- - Initialized data memory to zero .ds ...
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LTC1404 U TYPICAL APPLICATIONS LTC1404 Interface to the ADSP2181’s SPORT0 (Frame Sync is Generated from RFS0) + 10µF Logic Analyzer Waveforms Show 1.67µs Throughput Rate (Input Voltage = 1.604V, Output Code = 0110 0100 0100 = 1604 NOTE: WITHOUT THE ...
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U TYPICAL APPLICATIONS THIS PROGRAM DEMONSTRATES THE LTC1404 INTERFACE TO THE ADSP-2181. FRAME SYNC PULSE IS GENERATED FROM RFS. DATA SHIFT CLOCK IS EXTERNALLY GENERATED. /*Section 1: Initialization*/ .module/ram/abs = 0 adspltc; /*define the program module*/ jump start; /*jump over ...
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LTC1404 U TYPICAL APPLICATIONS Quick Look Circuit for Converting Data to Parallel Format 10µF 0.1µF ANALOG INPUT 2 (0V TO 4.096V) 2.43V 3 REFERENCE + OUTPUT 4 10µF 0.1µ CONV LTC1404 ...
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... MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm) 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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... Input, MSOP-8 and SO-8 1.22mW, 1-/2-Channel Input, MSOP-8 and SO-8 4.25mW, 1-/2-Channel Input, MSOP-8 and SO-8 www.linear.com ● TMS320C50 TCLKX TCLKR TFSX TFSR TDR 1404 TA07 ADSP2181 6 SCLKO (8.3MHz) 7 RFSO 5 DR0 1404 TA06 LT 0506 REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 1998 1404fa ...