LTC2634IMSE-LMX12#TRPBF Linear Technology, LTC2634IMSE-LMX12#TRPBF Datasheet
LTC2634IMSE-LMX12#TRPBF
Specifications of LTC2634IMSE-LMX12#TRPBF
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LTC2634IMSE-LMX12#TRPBF Summary of contents
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... L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and ThinSOT is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. Protected by U.S. Patents including 5396245, 5859606, 6891433, 6937178, 7414561. ...
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LTC2634 aBsolute maximum ratings Supply Voltage (V ) ................................... –0. CS/LD, SCK, SDI, LDAC, CLR, SDO, REFLO.. –0. .................... –0.3V to Min (V OUTA OUTD REF .................................. –0.3V to Min (V Operating Temperature ...
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LTC2634 #TR Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go ...
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LTC2634 proDuct selection guiDe PART MARKING* V WITH INTERNAL FS PART NUMBER QFN MSOP REFERENCE LTC2634-LMI12 LDQX LTDRV 2.5V • (4095/4096) LTC2634-LMI10 LDRF LTDSC 2.5V • (1023/1024) LTC2634-LMI8 LDRN LTDSK 2.5V • (255/256) LTC2634-LMX12 LDQW LTDRT 2.5V • (4095/4096) LTC2634-LMX10 ...
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T LTC2634-LMI12/-LMI10/-LMI8/-LMX12/-LMX10/-LMX8/-LZ12/-LZ10/-LZ8 (V SYMBOL PARAMETER CONDITIONS DC Performance Resolution Monotonicity V = 3V, Internal Ref. (Note 4) CC DNL Differential Nonlinearity V = 3V, Internal Ref. (Note 4) CC INL Integral Nonlinearity ...
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LTC2634 electrical characteristics temperature range, otherwise specifications are at T LTC2634-LMI12/-LMI10/-LMI8/-LMX12/-LMX10/-LMX8/-LZ12/-LZ10/-LZ8 (V SYMBOL PARAMETER Reference Input V Input Voltage Range REF Resistance Capacitance I Reference Current, Power-Down Mode REF Reference Output Output Voltage Reference Temperature Coefficient Output Impedance Capacitive Load ...
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T LTC2634-LMI12/-LMI10/-LMI8/-LMX12/-LMX10/-LMX8/-LZ12/-LZ10/-LZ8 (V SYMBOL PARAMETER t SDI Valid to SCK Setup 1 t SDI Valid to SCK Hold 2 t SCK High Time 3 t SCK Low Time 4 t CS/LD Pulse ...
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LTC2634 electrical characteristics temperature range, otherwise specifications are at T LTC2634-HMI12/-HMI10/-HMI8/-HMX12/-HMX10/-HMX8/-HZ12/-HZ10/-HZ8 (V SYMBOL PARAMETER CONDITIONS DC Performance Resolution Monotonicity V = 5V, Internal Ref. (Note 4) CC DNL Differential Nonlinearity V = 5V, Internal Ref. (Note 4) CC INL Integral ...
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T LTC2634-HMI12/-HMI10/-HMI8/-HMX12/-HMX10/-HMX8/-HZ12/-HZ10/-HZ8 (V SYMBOL PARAMETER Reference Input V Input Voltage Range REF Resistance Capacitance I Reference Current, Power-Down Mode REF Reference Output Output Voltage Reference Temperature Coefficient Output Impedance Capacitive Load Driving ...
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LTC2634 electrical characteristics temperature range, otherwise specifications are at T LTC2634-HMI12/-HMI10/-HMI8/-HMX12/-HMX10/-HMX8/-HZ12/-HZ10/-HZ8 (V SYMBOL PARAMETER t SDI Valid to SCK Setup 1 t SDI Valid to SCK Hold 2 t SCK High Time 3 t SCK Low Time 4 t CS/LD ...
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T = 25°C, unless otherwise noted. LTC2634-L12 (Internal Reference Integral Nonlinearity (INL) 1 0.5 0 –0.5 –1.0 0 1024 2048 CODE INL vs Temperature 1 0.5 INL ...
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LTC2634 typical perFormance characteristics T = 25°C, unless otherwise noted. LTC2634-H12 (Internal Reference Integral Nonlinearity (INL) 1 0.5 0 –0.5 –1.0 0 1024 2048 CODE INL vs Temperature 1 INL ...
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LTC2634-10 Integral Nonlinearity (INL) 1 2.5V FS INTERNAL REF 0.5 0 –0.5 –1.0 0 256 512 CODE LTC2634-8 Integral Nonlinearity (INL) 0. 2.5V FS INTERNAL ...
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LTC2634 typical perFormance characteristics LTC2634 Large-Signal Response V OUT 0.5V/DIV 1/4 SCALE to 3/4 SCALE 2µs/DIV 2634 G22 Headroom at Rails vs Output Current 5.0 5V SOURCING 4.5 4.0 3.5 3V (LTC2634-L) SOURCING ...
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LTC2634 Mulitplying Bandwidth 2 0 –2 –4 –6 –8 –10 – – REF(DC 0.2V –16 REF(AC) P-P CODE = FULL-SCALE –18 1k 10k 100k FREQUENCY (Hz) 2636 G31 ...
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LTC2634 pin Functions (QFN/MSOP (Pins 1-2, 11-12/Pins 2-3, 8-9): DAC OUTA OUTD Analog Voltage Outputs. LDAC (Pin 3, QFN Only): Asynchronous DAC Update Pin. If CS/LD is high, a falling edge on LDAC immediately updates the DAC ...
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Block Diagram GND (REFLO) V OUTA DAC A V REF V OUTB DAC B CS/LD SCK (LDAC QFN PACKAGE ONLY INTERNAL SWITCH REFERENCE V REF DAC D DAC C CONTROL DECODE LOGIC POWER-ON 32-BIT SHIFT REGISTER RESET LTC2634 ...
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LTC2634 timing Diagrams SCK SDI CS/LD SDO LDAC Figure 1a CS/ LDAC 2634 F01b Figure ...
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The LTC2634 is a family of quad voltage output DACs in 16-lead QFN and 10-lead MSOP packages. Each DAC can operate rail-to-rail using an external reference, or with its full-scale voltage set by an integrated reference. Eighteen combinations of ...
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LTC2634 operation of CS/LD. The rising edge of CS/LD ends the data transfer and causes the device to execute the command specified in the 24-bit input sequence. The complete sequence is shown in Figure 3a. The command (C3-C0) and address ...
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While the minimum input sequence is 24 bits, it may optionally be extended to 32 bits to accommodate micro- processors that have a minimum word width of 16 bits (2 bytes). To use the 32-bit width, 8 don’t care ...
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LTC2634 operation Power-Down Mode For power-constrained applications, power-down mode can be used to reduce the supply current whenever less than four DAC outputs are needed. When in power down, the buffer amplifiers, bias circuits, and integrated reference circuits are disabled, ...
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Rail-to-Rail Output Considerations In any rail-to-rail voltage output device, the output is limited to voltages within the supply range. Since the analog output of the DAC cannot go below ground, it may limit for the lowest codes as shown ...
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LTC2634 operation 2634fc ...
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OUTPUT VOLTAGE 0V NEGATIVE INPUT CODE OFFSET (4b) Figure 4. Effects of Rail-to-Rail Operation on a DAC Transfer Curve (Shown in 12 Bits) (4a) Overall Transfer Function (4b) Effect of Negative Offset for Codes Near Zero (4c) Effect of ...
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LTC2634 typical application 2634fc ...
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Description 3.50 0.05 1.45 0.05 (4 SIDES) 2.10 0.05 RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS 3.00 0.10 (4 SIDES) PIN 1 TOP MARK (NOTE 6) NOTE: 1. DRAWING CONFORMS TO JEDEC PACKAGE OUTLINE MO-220 VARIATION (WEED-2) 2. DRAWING NOT ...
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LTC2634 package Description 1.88 0.102 (.074 .004) 5.23 (.206) MIN 0.305 0.038 (.0120 .0015) TYP RECOMMENDED SOLDER PAD LAYOUT DETAIL “A” 0.254 (.010) GAUGE PLANE DETAIL “A” 0.18 (.007) NOTE: 1. DIMENSIONS IN MILLIMETER/(INCH) 2. DRAWING NOT TO SCALE 3. ...
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... Added Typical Application and replaced Related Parts list 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 representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... LTC6240 – 15V REF V V LTC2634MSE-LMI12 0.1µ LT1991 9 1 DAC A DAC D P1 REF DAC B DAC C –15V CS/LD 10 SCK GND SDI 2634 TA02 LT 0610 REV C • PRINTED IN USA LINEAR TECHNOLOGY CORPORATION 2009 0.1µ OUT OUT ±5V 5 0.1µF 2634fc ...